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HomeMy WebLinkAbout10-4808 BROOKGLEN DETENTION PONDS0 z 0 0- z 0 F- z w H— LU 0 w z w W = 00 J a O ui o ry 0 NLoU VICINITY MAP N.T.S. GIMS 6053a Key Map 578D Zip Code 77571 City of La Porte, Texas Planning Department Engineering Division RECORD DRAWING THE CONSTRUCTION CONTRACTOR RECORDED CHANGES MADE DURING CONSTRUCTION ON PRINTS OF THE CONTRACT DRAWINGS. KLOTZ ASSOCIATES INC. HAS CREATED THIS RECORD DRAWING BY POSTING THE INFORMATION SIAWTTED BY THE CONTRACTOR ON THE ORGINALS OF THE CONTRACT DRAWINGS. ATTESTED BY ��' SIGNATURE.-4f �f -ATE: 02.18.2012 NAME: STEPHEN L BYINGTON, P.E. MAYOR LOUIS R. RIGBY COUNCIL Michael Mosteit Chuck Engelken Daryl Leonard Tommy Moser Jay Martin Mike Clausen John Black John P. Zemanek CITY MANAGER Ron Bottoms k I o t z 451 a s s o c i a t e s 1160 Dairy Ashford, Suite 500 Houston, Texas 77079 T 281.589.7257 F 281.589.7309 houston.of8ceftlotz.com Texas PE Firm Reg. # F-929 SHEET INDEX SHT DWG TITLE No. No. 1 G-1 COVER 2 G-2 EXPRESS REVIEW SHEET 3 G-3 GENERAL CONSTRUCTION NOTES 4 _ TOPOGRAPHIC SURVEY 1 OF 3 5 _ TOPOGRAPHIC SURVEY 2 OF 3 6 _ TOPOGRAPHIC SURVEY 3 OF 3 7 G-7 OVERALL LAYOUT 8 G-8 DRAINAGE AREA MAP 9 C-1 DETENTION POND LAYOUT D2 10 C-2 DETENTION POND LAYOUT D3 11 C-3 CROSS SECTIONS D2 12 C-4 CROSS SECTIONS D3 13 C-5 D2 STORM SEWER EXTENSION 14 C-6 D3 STORM SEWER EXTENSION 15 C-7 MISCELLANEOUS DETAILS 1 16 C-8 MISCELLANEOUS DETAILS 2 17 C-8 TREE PROTECTION DETAILS 18 C-9 HCFCD STANDARD DETAILS - STORM SEWER AND RIPRAP DETAILS 19 C-10 HCFCD STANDARD DETAILS - CONCRETE CHANNEL LINING DETAILS 20 C-11 STORM WATER POLLUTION PREVENTION PLAN 21 C-12 HCFCD STANDARD DETAILS - STORMWATER POLLUTION PREVENTION DETAILS 22 C-13 TYPE II SAFETY END TREATMENT 23 C-14 ONE LANE CLOSURE TRAFFIC CONTROL PLAN NOTE: ALL OUTFALL STRUCTURES TO BE MAINTAINED BY THE CITY. aoio - 1/808 SHEET 1 OF 23 Z W O LU Z U) F- ?: LU W Z w LLI ry Tn Y U)TO w ?Ochd >wQx T M N W 1. PAVING \ESIGN THICKNESS OF PAVING II. IUZED SUBGRADE TO A DEPTH OF _ III. D N STRENGTH OF CONCRETE IV. TYP AND PLACEMENT OF STEEL: DRIVEWAYS I. NUMBER DRIVEWAY APPROACHES PROPOSED: it HARR C TY STANDARD DRIVEWAY DETAIL Al ON ❑ REQUIRED AND SHOV ON SHEET(S) ❑ NOT REQUIRED DUE I. ISLANDS AND MEDIANS REQUIVSTAN II. ❑ STANDARD 6" CURBING P ❑ 4' x 12" CURBING PROP E TRAFFIC C 1. MEDIAN CUTS ❑ NO MEDIAN CUT OR REL ATION 15 ElMEDIAN MODIFICATIONS SHOWN ❑ NO LEFT / RIGHT T N LANE IS PROPo' ❑ LEFT / RIGHT Tuyl LANE IS SHOWN ON pal 6" CURBING AT MEDIANS AND ISLANDS ❑ REIHE ITHT OFYROPOSEDWOULDINTE WITH TRAFICFL� ❑ TRAFFIC C OL SHOWN ON SHEET ❑ NOT FIC SIGNAL IS EXISTING /PROPOSED ❑ EXISJFG TRAFFIC SIGNAL DEVICES (T.C. BOXES AND SH N ON SHEET ❑ PIJFPOSED TRAFFIC SIGNAL (BY OTHERS) NO TRAFFIC IMPACT ANALYSIS IS REQUIRED TRAFFIC IMPACT ANALYSIS HAS BEEN APPROVED ON ESIDENTIAL / SUMMSION DRAINAC> 3. COMMERCIAL/ OTHER SITE DRAINAGE DRAINAGE SYSTEM TYPE STORM SEWER I. PROPOSED DRAINAGE AREA ® NEW IMPROVEMENTS AREA: 10.13 OADSIDE DITCH ❑ RE -DEVELOPMENT AREA (AMOUNT INCREASED IMPERVIOUS AREA): 0.00 METHOD USED II, DETENTION VOLUME ❑ CITY HOUSTON FREQUENCY * 151.55 ❑ OTHER NEW AREA_1Q.1,LX_ * _ _;1,5�7�ACRE FEET * ❑ .65 DETENTION REQUIRED * ❑ .75 OUTFALL DRAINAGE SXDRAINAGECH * 11 OTHER: PROPOSED VOLUME = 10,87 ACRE FEET ❑ TO DETED ❑ DETENTIOT D BY �`OUTFAL ❑ TO HCFCE CH UNIT NO. QALL TO ❑ H.C. ROADSIDE DITCH ❑ ❑ TO HARR IDE DITCH EXISTING H.C. STORM SEWER ® OTHER HCFCD CHANNEL Bi 12-02-OD ROAD 8112-00-M ROADSIDE DRCH oUTFAHCFCDCHANNEL ❑STATIC W.S.EIS ___^ _ _. ALLOWABLE OUTFALL RATE = 47.95 & 28.03 (CFS) ❑ PROPOSED SIS SUBMERGE PROPOSED OUII Al RATE: 47.18 & 20.43 ❑ STORM SEWER DUVALL STORM SEW CAPACITY ALLOCATED TO TRACT FROM D. A. MAP: _ _ (CFS) CAPACITY OCATED TO TRACT FROM D. A. (CFS) FROM DRAINAGE AREA MAP DATED: PREPARED BY. FROM PREP D BY NAGE AREA MAP DATED: ACTUAL DUVALL RATE: —� — (CFS) ACT OUTFALL RATE: _ (CFS) W. PUMPED DETENTION FACT ITT VOLUME THAT GRAVITY FLOWS: y ACRE FEET AGE SYSTEM FLOW RAT VOLUME THAT IS PUMPED: ACRE FEET ENTRANCE VELOCITY INTO ROADSIDE DITCH LOW PRIOR TO DETENTION: OR STORM SEWER: FLOW AFTER DETENTION {IF REQUIRED): PUMP SPECIFICATIONS AND OPERATING PLAN APPEAR ON SHEET V, FLOW RESTRICTOR SIZE OUTFALL PIPE SIZE: _24 INCH RESTRICTOR PIPE SIZE: _10 INCH & 18 NCH 7" FLOOD CONTROL DISTRICT CRITERIA I. DETENTION SUMMARY STORMWATER DETENTION BASIN ROUTING TABLE DETENTION BASIN D2 DRAINAGE AREA - _ ACRES PROBABRJTY PRE-OEYELOPED PENT MOM POST -DEVELOPED PEAK RUNOFF CFS P�f-DEVELOPED PEAK OUTFLOW CF5 MAKIMUN WATER SURFACE ELEVATION PEAK ST RACE VOLUME AC- PER AD 10% EXCEEDANCE (10- 1X EXCEEDANCE (100-YEAR) DETENTION RON D3 DRAINAGE AREA = A RAINFALL EVENT PROBABILITY PRE -DEVELOPED PEAK RUNOFF CFS POST-D RUNOFF CF5 OUTFLOW CFa AANMUM WATER SURFACE ELEVATION PEA( STORAGE VOLUME AC- RATE AC-Ff PER AD 10N EXCEEDANCE (10-YEAR) IX EXCEEDANCE (100-YEAR) 8. FLOOD PLAIN STATUS 1. GENERAL INFORMATION FIRM PANEL(S) FOR PROPERTY: 48201COWL FIRM PANEL(S) DATE: JLNE t8._ 2007 (CBY OF LA PORTE IS THE FLOODPLAIN ADMINISTRATOR) STATUS OF PROPERTY ON MAP ❑ ENTIRELY LOCATED IN UNSHADED ZONE 'X" ❑ LOCATED PARTIALLY IN ANY a ZONE OR SHADED ZONE "X', DEUNATE FLOODPLAIN BOUNDARY ON CONSTRUCTION DRAWINGS (DRAINAGE LAYOUT PG. NO. ) (BASE FLOOD LEVEL) IM LOCATED ENTIRELY IN ANY A' ZQNE OR SHADED ZONE 'X', (INDICATE BASE FLOOD LEVEL_aZ _ _) ❑ LOCATED IN THE 10-YEAR FLOODPLAIN ❑ LOCATED IN CYPRESS CREEK LOUR 06-06-2369P (INDICATE BASE FLOOD LEVELL_— _) ❑ SITE REMOVED FROM FLOODPLAIN BY LOMA OR LOMR-F CASE NO_ _ ❑ OTHER ADDITIONAL CRATE PUMPED DETEN170N BASINS: ELEVATION INFORMATION VOLUME Ix EXCEEDANCE STORAGE VOLUME - ___AC-Ff X OF TOTAL VOLUME BENCHMARK USED DESIGN OUTFLOW VELOCITY INTO HCFCD CHANNEL . ___ T. SEC. ® HARRIS COUNTY FLOODPLAIN REFERENCE DARK THE FOR BASIN - HOURS BASED ON _ HEAD CONDITIONS. ❑ HARRIS-GALVESTON COASTAL SUBSIDENCE DISTRICT BENCHMARK (FOR COASTAL AREAS) STORMWATER DRAINAGE DESIGN REPORT REPORT TITLE DRAINAGE ANALYSIS FOR BROOKGLEN DETENTION PONDS LA PORTE, TX REPORT DATE JULY 2010 __ ENGINEERING FIRM KL07Z ASSOCIATES DATE OF ACKNOWLEDGEMENT BY HCFCD OR FLOODPIAN ADMINISTRATOR AST 2. 2010 HCFCD PROJECT j 200B269_ DESCRIPTION OF BENCHMARK INCLUDING ELEVATION DATUM AND YEAR OF ADJUSTMENT (2D01 ADJ.) FAIN NO, 020ALS5 IS A HCFCD ALUMINUM DISK STAB 8112 BN103 AT SPENCER HIGHWAY AND WILLN SPRING BA L IL FLOOD PLAIN DETERMINATION RASM ON GROUND FIEVATION STORMWATER DETENTION FOR THE PROPOSED WORK CONTAINED IN THESE PLANS IS PROVIDED BY OTHER PLANS: ❑ PROPERTY LIES ENTIRELY ABOVE THE BASE FLOOD LEVEL AND IN SHADED ZONE Y PUN TIRE _ ® PROPERTY LIES PARTIALLY OR ENTIRELY RELOW THE BASE FLOOD ENGINEERING FIRM __�,� DATE SIGNED BY HCFCD HCFCD PROJECT / III FLOODPLAIN STORAGE I MMARY LES ONLY TO PORTION OF LAND IDGTED WITHIN AS DELINEATED BY DRY PANEL). ll. HCFCD STANDARD NOTES: SEE SHEET OF THESE PLANS, i A. TOTAL VOLUME OF MATERIAL PROPOSED TO E PLACED WITHIN THE FIRM L C` 1F-r .r � �� DELINEATED FLOODPLAIN FILL, BASE, CONCRETE. ASPHALT, ETC.): III. HCFCD STANDARD DETAILS: SEE SHEET1HII a OF THESE PLANS. i.e., BELOW ELEVATION (2001 ADJ.) _0 CUBIC YARDS IV, REFER TO PLAN SHEETS 9&10 FOR EXISTING AND PROPOSED RICH B. TOTAL VOLUME OF MATERIAL PROPOSED TO BE REMOVED FROM THE FIRM OF WAY DELINEATION AND COMPLETE RECORDING INFORMATION TO INCWD)I q* LAISIMXVAM DELINEATED FLOODPLAIN: CLERK'S FILE NUMBERS, TYPE OF ESTATE (e.g., DRAINAGE EASEMENT, ; REGl1RC)E2i N~ I i.e., BELOW ELEVATKIN- (2001 ADJ.) 0 CIVIC YARDS FEE STRIP, ETC.) AND GRANTEE (e.g. COH, HCFCD, PUBLIC, TXDOT, ETC.) ! I,y.)NSTRUCTIOM ON PWTS (W iW TRACT 1111A�1M C NOTES. L COMPLETE ONLY IF HCFCD OR HARRIS COUNTY 6 EOUIRPNC DETENTION, K CITi A GMAT M IM, ravel II. COMPLETE ONLY IF PROJECT HAS WITHIN IT OR IS IMMEDIATELY ADJACENT TO AN EODSUNG DR I AM IM 1110M �I IIW PROPOSED HCFCD MAINTAINED CHITREL OR DETENTION SM. M, If. COHFLEIE ONLY IF PROEf:i INCLUDES FEW Dl11FALt, BICI6lDPE INTERCEPTOR OR OFFER ` RELATED WORK WITHIN AN EXISTBW OR PROPOSED HCFCD MNNTANED CHANNEL OR Mill E BLS IV. COMPLETE ONLY OF PRDECT INS WIDEN OR IMMEDIATELY ADJACENT TO IT AN DUSTING I 1•ir* VERIFIED PROPOSED PUBLIC DRAINAGE CHANNEL OR DETENTION WIN.i NNW AT� NOTE: THIS PROJECT IS FOR ADDED DETENTION VOLUME AND IS NOT AS OCr1A1A�. WITH ANY PROPOSED DEVELOPMENT OR ROADWAY IMPROVEMENT,rj A e f ilAG�9x!rZyr COMPLETE FOR ALL PROJECTS COMPLETE OILY P PROJECT IS ADACFNT TO 100-YEAR FLOW RAN ❑LOMR REQUIRED WATER AND WASTEWATER / 5. DESCRIPTION OF PROPERTY ► TYPE OF SERVICF PROPOSED 1. LEGAL DESCRIPTION MUNICIPALITY: A. ACREAGE; 10.13 MUNICIPAL UTILITY DISTRICT: ❑ THEIR DISTRICT: D P ATE WATER AND WASTEWATER STEMS B. N SUBDIVISION; BROOKGLEN SEC 1 R/P ❑ PRI E WATER SYSTEM AND IND DUAL OSSF ❑ INDIVI L WATER WELL AND 0 , F ❑ SURVEY & ABSTRACT; PROOF C. ADJACENT ROADS: BANDRIDGE RD, AND SOMERTON DR. ❑ LETT%DlIAUTHORIZING SERVICE 11. PLATTING AND A. SUBDMSION PLAT ❑ TCEQTER SYSTEM AND ❑PROPOSED PLAT / REPLAT PERMSYSTEM. NRECORDED PLAT / REPLAT OSSFN REPORT PLAT NAME: BROOKCLEN SEC 1 -- PLAT NUMBER �VOL, 13, Phi, ---------- ❑ NO PLAT REQUIRED B. STREETS PROPOSED _QW❑ PUBLIC TIAL: LO OR UNITS ❑ PRIVATE ERCIAL: AVER E DAILY FLOW ❑ PUBLIC & PRIVATE ;EIRESI ER: N NONE 111. JURISDICTIONS NMt * ❑ CITY OF HOUSTON 1. COMPLETE FOR AM PROJECTS N CITY OF LA POKE U. COMPLETE FOR ALL PRO,EEM M. COMPLETE ONLY F ICED DISCHARGE PERMIT Is. PROPOSED * ❑ ETJ, CITY OF HOUSTON ❑ ETJ, CITY OF ❑ NO ETJ IV, HCAD _1005250000070 1021790000064 ACCOUNT NOS. (ALL) 9. WORK IN HCFCD RIGHT OF -WAY N OUTFALL ❑ UTILITY CROSSING ❑ ROADWAY BRIDGE / CULVERT CROSSING ❑ FILL ACTIVITY ❑ REHABILITATION OF CHANNEL ❑ MAINTENANCE ❑ TEMPORARY CROSSING ❑ OTHER PERMIT11, ■ US ARMY CORPSNATIONWIDE PERMIT NUMBER(S) -_ ■ US ARMY CORPSOF ENGINEERSINDIVIDUAL ■ OTHER 11 NO PERMITS REQUIRED EXPLAIN: THE PROPOSED DISCHARGE DOES ,d "t4dr.ANY FLL PLACEMENTTHE AT 'r OF M 140 WORK IS PROPOSED IN TIDAL OR NINVIGABLE BODIES OF WATER, V UNOBSTRUCTED VISIBILITY EASEMENT (U.V.E.) ❑ REQUIRED AND SHOWN ON SHEET(S) AD NOT REQUIRED KEY MAP(Dpage(s) 578D ___— * CPC 101 FORM MAY BE REQUIRED 10 SITEWORK SUMMARY CRITICAL FACILITY ❑ YES ❑ NO ❑ STORM WATER QUALITY ❑ DETENTION ❑ DRAINAGE SWALE ❑ CUT__CU.YDS. / FILL_CU.YOS. ❑ FILL PLACEMENT _____---WES ❑ ORGANIZED SEWER ❑ PUBLIC ❑PRIVATE ❑ ORGANIZED WATER ❑ PUBLIC ❑PRIVATE ❑ UNDERGROUND UTILITIES (COMBINATION WATER/SEWER) ❑ PAVING ❑ PUBLIC ❑PRIVATE ❑ DRIVEWAY WITH CULVERT-- CURB AND GUTTER-__ TX00T--- 0 CULVERT -- SEPTIC ❑ NO ❑ EXISTING ❑ PROPOSED ❑ OTHER SIGN CLASSIFICATION LOCATED IN: ETJ ❑ SCENIC DISTRICT ❑ TOLL ROAD EASEMENT AUTHORIZATION III. REFERENCE / BASIS OF DETERMINATION ❑ LETTERS ❑ ENVIRONMENTAL CONSULTANT REPORT By REPORT TALE CURB RAMPS / SIDEWALK REPORT DATE _ Cl OTHER USAGE _COMPUMNCE SECTION R€GULATORV BRANCH CURB RAMPS PROPOSED ❑ YES 19 NO SIDEWALKS PROPOSED III NO A HOME BUILDER ❑ YES L - W REQUIRED ON PROJECTS WIFI MORN N A FNCFCD CNNIEL B. DEVELOPER ❑ YES PLEASE REFERENCE SECTION 17 OF THE FLOOD CONTROL D6M16i C. H.O.A. ❑ YES POLILY, DOTERN, AND PROCEDURE wrAAL FOR IOIE NFpYN01DN. D. OTHERS HARRIS COUNTY 12 LANDSCAPING ❑ REQUIRED AND SHOWN ON SHEET(S) H NOT REQUIRED 111Q1E5; A PERMIT IS REQUIRED FOR EACH SCOPE OF WORK ON SITE. A NOTIFICATION IS REQUIRED FOR EACH SCOPE OF WORK IN HC OR HCFCD ROW, REFER TO www. .hctx.n■1/Oarmits FOR EACH SCOPE OF WORK IN HC OR IN HCFCD ROW. 6. sToRm wATER QuAuTy 1. CONSTRUCTION PROTECTIVE MEASURES, _A S1119PP qITF PI 4110-4tillNa_ W. 1 . 21 II. APPLICABIUTY FOR PERMANENT FEATURES. ❑ EXEMPT NEW DEVELOPMENT OF LESS THAN 5 ACRE PARCEL, N EXEMPT REDEVELOPMENT OF A 5 ACRE OR LARGER PARCEL WHITH NO INCREASE IN IMPERVIOUS COVERAGE ❑ EXEMPT "GRAND FATHERED" BY AN EXISTING STORM SEWER LINE. ❑ STORM WATER QUALITY PERMIT REQUIREMENT FOR THIS PROJECT IS COVERED BY --- ** ❑ "STORM WATER QUALITY MANAGEMENT PLAN" INCLUDED. SWQMP SITE PLAN ON SHEET(S) ------- -------------- III. PERMANENT STORM WATER QUALITY FEATURES ❑ VEGETATIVE CONTROLS USED: (FILTER STRIP, GRASSY SWALE, URBAN FORESTRY) DETAILS AND CALCULATIONS APPEAR ON SHEET(S) ❑ POND STRUCTURE USED (WET, DRY, WETLANDS) DETAILS AND CALCULATIONS APPEAR ON SHEET(S) ----------- ❑ HYDRODYNAMIC TYPE SEPERATOR MODEL: ------- ___--- ❑ OTHER(S): NOTES: I - E REOLMED ON ALL PROJECTS, 11 IF NOT EKEMPT OR CRANDFATHERED' *. * INCLUDE: PROJECT TITLE, HARRIS COUNTY PROJECT NUMBER, AND SWO PERMR NNW, OR THE NAME OF THE PERMITTING AUTHORITY IF OTHER THAN HARRIS COUNTY. HCPID SIGNATURE BLOCK PROJECT NAME: CITY OF LA PORTE BROOKGLEN DETENTION PONDS WAS ACCEPTED BY THE FOLLOWING GROUPS FOR THE PURPOSES LISTED BELOW: ENGINEERING DIVISION BY INTERPOSE NO OBJECTION DATE BY AS TO PAYING AND OR DRAINAGE ONLY DATE BY AS TO LOCATION OF ITEMS IN COUNTY RIGHT OF WAY DATE iY NWQJC JeA L4t,(� Z/2I1 BY AS TO Sf0 N WATER QUAr /L DATE ADDITIONAL COMMENTS: HARRIS COUNTY FLOOD CONTROL DISTRICT INTERPOSE NO OBJECTION BY DATE FOR ITEMS LOCATED OUTSIDE OF HCFCD RIGHT-OF-WAY n //1 APPROVED: 8Y DATE .Nn FOR ITEMS LOCATED WITHIN EXISTING HCFCD RIGHT-OF-WAY APPROVED: BY DK, FOR ITEMS LOCATED WITHIN PROPOSED HCFCD RIGHT-OF-WAY ADDITIONAL COMMENTS: THE PROJECT WAS REVIEWED, HOWEVER, THIS DOES NOT MEAN THE ENTIRE PROJECT, INCLUDING ALL SUPPORTING DATA W.illvl AND CALCULATIONS HAVE BEEN COMPLETELY CHECKED AND VERIFIED, THESE DRAWINGS ARE SIGNED, DATED AND SEALED ,I BY A PROFESSIONAL ENGINEER LICENSED TO PRACTICE IN THE STATE OF TEXAS, WHICH THEREFORE CONVEYS THE ENGINEER'S RESPONSIBILITY AND ACCOUNTABILITY. THIS DOES NOT RELIEVE ANY PARTY FROM COMPLYING WITH APPROPRIATE FEDERAL, STATE AND LOCAL ENVIRONMENTAL RULES, LAWS, AND REGULATIONS AND ANY OTHER LEGALLY ADOPTED REGULATION OR ORDINANCE RELATED TO LAND DEVELOPMENT. IF THE CITY SIGNATURES ARE REWIRED BY ORDINANCE, COUNTY PERMITS WILL NOT BE ISSUED UNTIL SUCH SIGNATURES ARE OBTAINED. THESE SIGNATURES ARE VALID FOR A MAXIMUM OF TWO YEARS. ENGINEER'S CERTIFICATION i STEVE E. STACY A LICENSED PROFESSIONAL ENGINEER IN THE STATE OF TEXAS, DO HEREBY CERTIFY THAT THE INFORMATION PRESENTED ON THIS SHEET IS TRUE AND CORRECT TO THE BEST OF MY KNOWLEDGE AND THAT I AM NOT VIOLATING ANY PROVISION OF THE CURRENT TEXAS ENGINEERING PRACTICE ACT AND RULES CONCERNING THE PRACTICE OF ENGINEERING AND PROFESSIONAL ENGINEERING LICENSURE. ANY VIOLATIONS WILL BE FORWARDED TO THE HARRIS COUNTY DISTRICT ATTORNEY'S OFFICE FOR PROSECUTION, THE COMPLETED PROJECT CONSISTS OF DRAWING SHEETS 1 THRU 23 SEAL TU R E V I S I O N S DATE SHEET NO. DESCRIPTION H.C. APPROVED DATE 2009 EXPRESS REVIEW SHEET PROJECT N0.2008289 SHEET NUMBER 2 OF 23 t. J,]: rl 1' IY• ] Y al♦ �".1 1 "a1 1 1 :.p• r 1 1 al 1 l ] 1'] I ]'r C >1 • ! 1 Y al 1 a" f ♦ 1 1 • 1 1 1 ]' ]. hl Y ill• ]] 4• n 1 N 1 1Y 4]1 H 1' J�'] { _ `r .1 11 •1 1'. 1 > 1 1"i IY 1 1 ♦1 „ 1 1 • _> •a a-rl a a-r 1 1 r I li - ` 1 --ul :a 1-. ♦1 la ♦fir •'. ♦♦ 1- '.]rIii'• I Mimi.' l 1 rr '♦ Ilk 2111W(A OPP 1 YI '1 1 -.1' 1 1', 4• 1' '.1 r•. r' 11 '..1 II: 1 ,�. y 1' '. 1 1 '. _ 11 -1' a -•- 1', rIC1 ♦• 1' ] 1'.-,a v 1 ��"<-;�`E ,. r '�' ] 1 a r rr.al 1 a' r•. a' 1 1 al ]' r 1 1• 1 r �, ��n'v"i� -"OW'� ;r+Y"2"'��' �a. iG+`"^` s 1`]'. 1 • ]' :.1 ,1 J✓✓ 1' i 1 1 r ] ]'r11]I '...1 ♦' 1 al 1 41 t 1 '.]• h]1 -.1- ]'.]I '1 , Mhr'.1 Y ♦ ♦ t 1 .In . • Y ]": .]' • '.a' .al 41 is '. a' 1 - 11 • 1 r ]I •1 1 • • 1 r rl 1 1 I]. 1 ri -a' -.v h•1 'J 4 1 • RC- R • 1:.1 R' 1 _Il. 1: - 1 1' _ L. ♦ r r', l • u 1. CONCRETE SHALL M PORTLAND CEMENT CONCRETE AND HAVE A COMPRESSIVE STRENGTH OF 2.000 PSI WMM AT 7 DAYS AND 400D PSI MINIURNM AT 28 DAYS REBARS SHALL 8E AS7M A015 9IEEI- '.,:5-!i zJ. S�:_Lrm a ♦•'. �7L-.9I:•)F�ii•.'7•s•-i][L:a1�•f♦ia:Itlit�'•�:111 II;f-.1�..., ':i•9 3• EXLSDND OMM SIDEMAMM AND DRIVEWAYS D PUBLIC STREET RIgt15-OF-WAY OR EASEMENTS DAMAGED OR REMOVED OURMW CQlMIRUCRON SHALL BE TtEPLACED TO CITY OF LA PORTE STANDARDS ALL DIM CUBS, SIDEWALKS AND DRIVEWAYS NOT SHOWN TO BE REMOVED. DAMAGED BY CONSTRUCTION SHALL RE REPLACED TO CITY OF LA PORTE STANDARDS 4 "141 J4 4. Y'. '.] 4 ]1 F1 F. t1.1 1.: 1"... ]I II ]:.i:']I I ]I 'h ]. •a a • J:4 1 1 t' ]1 TUTU' 1 11 a' ♦• + 1 ♦1 1' H 1 ', 1' 1 •'. ♦: _a. '.•]- -1-.: al .- a ] 1 . •. 11 « 1 TUTU: ]1 • 1 i � '. r Y�I �� tii YI'$ i ]` b '.i i fI �� « 1 - it ,.Hp :"7 �1' 8• ALL TRENCH SACKFULS SHALL 13E IN Ir LIFTS WITH TEST TAKEN AT 100 FOOT INTERVALS ON EACH UFT, AND IECIHAMCALLY COMPACTED TO A DENSITY OF NOT LESS 11M 95X OF THE MAXIMUM DRY DENSITY AS DETERMINED, BY THE STANDARD PROCTOR COMPACTION TEST (AMU D-ON/AASHNG TII 7. C OMMAR AND E UPWAL REI TORRID CONCRETE PPE SHALL BE INSTALLED USING RUBBER GASIET JOINS COIF+IBtRG TO ASTLI CM3 AND ASTM CB77 P6PEC11VELY. B. ALL STORM SEWER PIES AND MRLET LEADS SHALL BE 24-MM AND LARGER FLC.P. (0-76. LASS NI 94 ALL PROPOSED PPE STUB -CUTS FROM MANHOLES AND I0.ETS ARE TO BE PLUGGED WITH F BRICK WALLS UNLESS S OTHERWISE NOTED. 10. CONTRACTORS SHALL PROVIDE Ir NONNI/ CLEARANCE AT STORM SEWER AND WATER UNE CROSSIIGS 11. ADJUST MANIHOE COVERS TO GRADE CONFORMING TO REQU9020 75 OF SECTION 02089-ADJJWM MANHOES, VETS AND VALVE DDXES T9 WADE 12 THE CONTRACTOR SHALL BE RESPONSIBLE FOR PR01EC1IRfw MAIH•AIING. AND RESIORIM ANY BACK SLOPE DRAINAGE SYSTEM DISTURBED AS A RESINS OF HIS WORK. 13. ALL DITCHES SHALL BE FADED TO PROPOSED E.EVA710NS TO INSURE PROPER DRAINAGE ALL OUTFALLS SHRILL BE PROPERLY BACIOLIED AND COMPACTED. ALL DISTURBED AREA SHALL M REGRADED. SEEDED. AND FER11I 14. ALL DRIVEWAYS WILL BE RELOCATED TO AVM EOSIING CURB INLET S7RUC7URM 1. CONTRACTOR SHALL IMPLEMENT INET PR07ECTM DEVICES AND REINFORCED FILTER FABRIC BARRIER ALONG ROAD AND SIDE RIMM AT LOMIM SHOWN ON THE TYPICAL STORY WATER PDUU71ON PREVENTION (SYPP) PLANS TO KEEP SILT AND 01MVIATED MATERIALS FROM ENTFRNG INTO THE STORM WATER MEETS AND D CHES EVENTUALLY POUMM THE RECEIVING STORM, 2 DNNB THE EXCAVATION PHASE OF THE PROJECT, CWMC70R SHILL SCHEDULE THE WORK IN SHORT SEGMENTS SO THAT EXCAVATED MAIM& CAN BE QUICKLY HAULED AWAY FROM THE SITE AND TO PREVENT IT FROM STAYING WNOOLLEINE'D ON THE EIGS1WG PAVEMENT. ANY LOOSE EXCAVAED MATERIAL WiMCH FALLS ON PAVEMENTS OR DNIVEWAYS SHALL BE SWEPT BACK INTO THE EXCAVATED AREA 4111L1' '.a a•, • rl 1' 1 1 r111 1 `]1]]• ra, i ;-. rl . '. -1 1 •'1 Fill H. 1' 1 1 a1 ] 1 t �♦ ] 1 ]] CALENDAR DAYS AND WnHN 24 HOURSOF THE ]'J OF A STORMa OF 0.5 INCHES OR DMUF4M AREAS OF THE CONSTRUCTION NOT BEEN r1]r C�#S USED FOR STORAGE OF MATERIALS THAT AIM M)SED TO PIWWgAIM 1' f 1 '. ]'.``I 11". 1 .: al > 1 1 ♦1 r 1'a' 1 n r •.]- .]I `Dal'. .` ^.11.• :1-1 1' ]]'�' '. ]' .]I la- ] -,r +1• b 1' "a lla , • lal a srn S 1r OWMA AM 7= COVERAGE OF LIVE BElRMUOA GRASS AM NO EROSION OR RILLS DEEPER THAN e. I BACKFILL IN ACCORDANCE WITH THE HARFAS COUNTY FILM COWINOL DWRICT STANDARD SPECIFICATION, 7. EXCAVATE CHANNEL nOMM TO DESIGN ELEVATION AS SHOWN ON PLANS AND D006TRM AS NECESSARY, TO, BMW NO WATER IN STORM SEWER DURING "W CONDITION& B. MAINTAN RM IN CHANNEL, DURING 0011*5TTRUCTION AND RESTIORE CHANNEL TO ORIGINAL CONDITION. . REMOVE ALL EXCAVATED MATERIAL FROM THE HARRIS CDURW FUDDID CONTROL !DISTRICT OR DRAINAGE :: r 11 FILL I. To BE PLACEDf ]: r ]I 11000 PLAIN AREA WITHOUT C_" STATIE. AND FEDERAL PERMI AND APPROVALS, 1. MAIM HORIZONTAL GEAR DISTANCE BETWEEN SANITARY SEWER LINE AND NEW WATER LIE TO BE MINE (9Z FEET. I MRIRM VE VAL CLEAR DISTANCE TO BE SOU- - (8) INCHES WITH SEWER LONE LOCATED AT LAVER AEON THAN WATER LIME. WHENEVER NEW WATER TINES CROW SANITARY SEWER LMS WITH LESS THAN TIME (9) FEET OF VERTICAL CIEARANF,. THE SEWER LIE SHALL BE CONSTRUCTED OF CONTINUOUS DUCTILE BON PIPE FOR A DISTANCE OF MINE (9) FRET EACH SIDE OF THE WATER LML 2 WRERE A SANITARY SEWER PARMICIR A WATER LW, THE SEWER SHALL BE COSTRUCTED OF CAST BON, DUC71E IRON OR PVC MEET= ASTM SPECIICA710NS WITH A PRESSURE RATING FOR BOTH THE PPE AND JOINTS OF 180 PS. THE VERTICAL SEPARATION SHALLL BE A MOIIM OF TWO FEET 1917710EN OUTSIDE DAMETERS. THE HIOfBZDNTAL SEPARATION SHALL BE A M ML M OF FOUR FEET BETWEEN OUTSIDE OAEiE7S THE SEWERBULL E LOCATED BELOW THE WATER LIRE• 3. WHERE A WATER LADE CROSSES ANOTHER UTILITY OTHER THAN A SANITARY SEWER, A MNYUM OF 6 INCHES OF VERTICNL, CLEARANCE MUST BE MAINTAINED BETWEEN TIE OUTSIDE WALL OF THE WATER LINE AND THE OUTSIDE WALL OF THE UTE17Y. 4. WHEN A WATER LIE IS FLARED PARALLEL 70 ANOTHER UTILITY UNE: DEER THAN A SANITARY SEWER THE WATER LIE SHALL HAVE A MAMMY OF 4 FEET HOFWNTAL CLEARANCE FROM OUTSIDE WALL OF THE WATER LNE M OUTSIDE WALL OF THE EMS7IK3 UBUW. 1 .t r.•'..1 a 1 I • a 11 ♦• a •1 r: r'.]? r -. ]:•• \ r- ....1 - 1._. .l> • r - 1♦ ^1 ur I. - • >. r 1 -'.ra' a I '1 rtr1�':r 1 ul 1 n la J a r as I♦ 1 • 1 al • n 1 - wT-._� �� • 1 1 1 1 ` 1 1 1 1 } 1 CONTRACTOR SHALL HOTLY uTuw C omm'7WG COMMITTEE (713) 223-4887 AT LE45T 45 HOURS PRIOR 70 ..n.;•_, r li'ia::: yJ I)♦]ry,ghd♦U.Y.`• III a: 1 ]': 1 I 1 Jln 1. 1-] 1 ] - ]1 1 In` IJ. "I ♦ j11w 1 1♦ 1 f •' J: al 1 1' '.a 1 vn a u-r d ✓v✓ .La-m-.1 • h. n 1 • • 1 a a' a. 1 I 4 it _ � • .1 1' 1 n ] 1 1 ]1 u al -r ar v r 11 • I m r . • ♦. a Ia-< gal �oF $ CITY OF LA PORTE ~ pa U 604 W. FAIRMONT PKWY. ro.. LA PORTE. TEXAS, 77571 281-471-5020; FAX: 281-470.5005 Alkffftla I . • • FF CHANNEL B112-00-00 CITY OF LA PORTE kIotz'/,associates 1160 Dairy Ashford, Suite 500 Houston, Texas 77079 T 281.589.7257 F 281.589.73D9 houston.office®klotz.com Texas PE Firm Reg. # F-929 BENCHMARK: FLOODPLAIN REFERENCE MARK NUMBER 020255 IS A HCFCD ALUM. DISK STAMPED B112 BM03 ON BRIDGE AT SPENCER HIGHWAY AND WILLOW SPRING BAYOU LOCATED ON DOWNSTREAM SOUTH CONCRETE WALK AT CERTERUNE OF THE BRIDGE IN KEYMAP 538Z IN THE ARMAND BAYOU WATERSHED NEAR STREAM B112-OD-00 ELEV. 24.11 FEET NAVD 1988, 2001 ADJUSTED. FLOODPLAIN: PROJECT LIES WITHIN ZONE SAE AND SHADED ZONE "X" WITH A VARIABLE BASE FLOOD ELEVATION BETWEEN 20 AND 22 REFERENCED TO THE N.A.V. DATUM fff 1998 ACCORDING TO FLOOD INSURANCE RATE MAP COMMUNITY PANEL NUMBER 48201CO940L, REVISED JUNE 18, 2007 AND PUBLISHED BY THE FEDERAL EMERGENCY MANAGEMENT AGENCY. iq IREV I DESCRIP11ON I BY I DATE I AT LEAST 48 HOURS BEFORE EXCAVATING IN STREET R.O.W. OR EASEMENTS CALL THE LONE STAR NOTIFICATION 713-223 4567. I PRIVATE UTILITY LINES SHOWN I ved only for crossing underground ductlines, unless noted. at time of review only. valid far one year. 'Gas service lines are not shown.) RECORD DRAWING THE CONSTRUCTION CONTRACTOR RECORDED CHANGES MADE DURING CONSTRUCTION ON PRINTS OF 11iE CONTRACT DRAWINGS. KLOTZ ASSOCIATES, INC. HAS CREATED THIS RECORD DRAWING BY POSTING THE INFORMATION SUBMITTED BY THE c CONTRACTOR ON THE ORDINALS OF THE CONTRACT ° 0 DRAWINGS. A 02.18.2012 2 SIGNATURE: DATE: c GENERAL CONSTRUC11ON NOTES Klotz Project No 0127.013.000 1 Drawn By YM Checked By SS Scale N.T.S. Date FEB 2011 DWG No G-3 Sheet 3 Of 23 O U 0 0 ri N 9 N Z M m a o � Z z O W 2 c ~ % Z j� m LU f7 w r O w a 00 0 U as z b CO _J 0 is I n 0 00 Y U 1i I ,O QOca h 04 co I V O _ 1 v — — �- BROOK LEN, SECTION ONE I BROOKGLEN, SECTION ONE BLOCK 4 A BLOCK 3 VC,. 153, PG. 99 rm 18 VOL PG. 99 H.C.M.R. V H.C.M.R. THE Wm. M. JONES SURVEY, A-482 OrY THE Wm. M. JONES SURVEY. A-482 I I 1 JuH k 0:8&- 1 e• E t PWSDE 9 1 WBIX _ 1:3 1 CONG yOEWAIK BANDRIDGE DR. (60' R.O.1) PINE �Go�>OM�srvn1 [— 8 �III III BUILDING � \vjnS LEN, SECTION ONEBR00BLOCK 6 S HSx L. 153, PG. 99 H.C.M.R. THE Wm, JONES SURVEY,A-482 I IiI' I I 5S p s�-�-01 0 I BROOKGLCON ONE BLOCK 8 II! I VOL. 153, PG. 99 H.C.M.R. Wm. M. J3NE�SURVEY-, A=482 I /E VUH— _ I I 41 I i I I I ( I I I I 25• g.l.,--. � 1 e^ I I � -- o� I I _ ,._-_ — ..— — -.- — —_ — -.- A viNGTON RD. I (60' R.O.W.) I I� qq I O yO~tl I _ -- -- —_ --. —� 25 B.L I I ryM1 I � I 0 BROOKGL N, SECTION ONE LOCK 7 VOL, 153. PG. 99 .C.M.R. THE Wm. M. ONES SURVEY, A-482 ------------------- -. -- - - -- --- .-- --..—. -.- .-- — --. ----..-.- I I 14,AV ( I 1 I I I I I I ! s; � I I I o I ( I I I I I I I I I I I iV� Ile AO lT�l I OAK .` BROOKGLEN, SECTION ONE BLOCK 3 VOL, 153, PG. 99 H.C.M.R. Wm. M. JONES SURVEY, A-482 s0 EEECU RGST. UMCPBtE BAN ,PRIDGE DR. (60, R.O.V.) EL'i 1P V rr1 IIe I o I I` BROOKGLEN, SECTION ONE BLOCK 8 VOL. 153. PG. 99 H.C.M.R. THE Wm, M. JONES SURVEY, A-482 I ( � Zt I �3 ?may c I Ip, -------------- --- `- — — — — — a -------- -- ---� --- �/ 6 I-- i2,� qN' / I 41 tr8 a -- /PPBOKLOZIlk71----------------- PORiT ENERGY 2'IP 2' IP RA GAS LINE BROOKGLEN, SECTION TWO BLOCK 8 VOL, 160. PG. 55 H.C.M.R. THE Wm. M. JONES SURVEY, A z GRAPHIC SCALE 30 0 15 30 i inch = 30 ft. Benchmark: Floodplain Reference Mark Number 020255 is a HCFCD alum. Disk Stomped B112 BM03 on Bridge at Spencer Highway and Willow Spring Bayou Located on Downstream south concrete walk at Certerline of the bridge in KeyMap 538Z in the Armand Bayou Watershed near stream B112-00-00 ELEV. 24.11 Feet NAVD 1988, 2001 Adjusted. Existing iisng underground utility information (type, size & ownership) ore shown approximately based on the available record drawings and field verification (where feasible) without probing and excavation. No Warranty is made as to the accuracy or completeness of utility location shown on the drawing. Caution should be exercised when excavating or bore and jacking in the vicinity of underground utilities. Owners of the utilities should be notified prior such activities. Call Utility Coordinating Committee at 713-223-4567, at least 48 hours prior to excavating in the street right—of—way. LEGEND: + POWER POLE STREET LIGHT e MAIL BOX .a. SIGN • UTILITY MARK O SIGNAL POLE • MANHOLE X WATER VALVE B OR BB INLET • WATER METER © C INLET ♦ FIRE HYDRANT ® SBC MANHOLE ASPHALT SYMBOL FENCE ® CLEANOUT —'— GATE ® REFERENCE INFORMATION BUILDING O BUSH HIGH BANK ® TREE ---- DITCH/SWALE CENTER LINE J g SHEET -I n SHEET-2 .A MEET-1 OVERALL LAYOUT N.T.S. SURVEYOR'S CERTIFICATE This survey substantially complies with the current Texas Society of Professional Surveyor Standards and Specifications for a Category 6 Condition I survey. Date: OF A0JA64 ��I���+• tt ,03-26-10 SHAHEEN CHOWI Shaheen Chowdhury Registered Professional Land Surveyor SUf0 State of Texas, No. 5858 TOPOGRAPHIC SURVEY Detention Pond For Channel BU2 Relief, City Of La Porte M cc n w L,tL��I Z N C3 N w � m a w z _Z io w ¢ tJ 0 Q = ¢ 00 ❑ o 5 w Z Z N � z Z LL a0 w a O =� Z N z Z g UJ Z > m W ¢ 9 Wi O W U cc Z =' ao w a 0 a 00 q A v 0 Oe 0 co a O N N m LO ASH .6 u/ ,, - E�iECErsGPGGsi ExETCGr® irM'�. d�^. Li. CABLE �`DRID E D W (so'� .or R. / /PTEPpA ICq ENENE y / / ii 3" t y O /J g /FO3 BRICK BUILDING - / M / / / Q r / V0 \ / / 1 12' P 24• TREE / \ �xE \ \ \ �^ ok 10 v7 It l \\\ ` \\\ 1 1 If 24' ASH c, $7 / m / 1 / TEL PED -.-ISL SLE._ — ..�} — — — — — _- �— —_ y.E,- — — — _— — — —_- J / / TE J / T TREE EMON 2 B, SAN. PED.D. --tl—fie—---_-----__—_— — ——__----- b i' 7RE v x ac Y .a o _ .- F �— -BRIDGE �- 80' ORAI�x'GE ESM'T W2 / Q rr P 5 aV / n . o 5n e CENTEFPOINT ENERGY �`P qut 2° IP PLA GAS LINE -- -- -------------7 / J �ppAA ® / -- — — — — 12, SAN. APPROX. LOCATION) / C(APPROXU iOCCAON71 St III � 6 N C / §1 It .79 q t• I ,�� (60•,p0� 9 b 'y5Ab ® a 3 IS m e .29 \ / so �B- SAN. OAK ,PS BROOKGLEN, S CTION ONE SLOci 1 VOL. 153, PG. 99 H.C.M R. THE Wm. M. JONES SURVEY, A-482 h 25' 8.1,— �r GLOME COURT *a (60' R.O. A).� 8 TREE GilIsis.--G r�G , fi - II� fpI.- 'iw��,l�, • . . R n -- sa q. a y A' G ST. I�IL _ peq d' A 12' CEDA A. a„ D 9 36" ASH r ^a o 1. / 1 PINE ^ b 96 V i6• PINE ,a o� O qP /* B.L— ASH OR VNVLLIY 'd 16, 1v SE ON ONE r o 8 OCK 1 4HE WM. M. J NES SURVEY, A-482 CENTERP01 i MERCY IP LA GAS LINE® ___— —_— 4• ipFE ----------------- ED. — — — — — — — — — — — — — — — — — — — — — — — — — — r MR. (APPROX. LOCATION. ,a — — — — — — — — — — — — — — — — — CENEERPOINT ENERGY - r CENTERPOINi ENERGY .° --$Jp PyA-_GASyUNE-----.----_-------_---_---io ll£ —� 11/$IP PLA GAS UNE® IVU.E FLESHED 0 / ELEV. 21.18 V I I „ , -----_-------. OMCAST UG (APPNCX L aI�L \ FINISHED FLOOR ELEV. 21.36' \ S° e� a 1 :d yo I roe'p o� a /Y / I I iLij nMZY a. � W \ Ga o � I / I i / 6 I w a �o ce W16° /ZUm F 030 0o a� BE / 3 GRAPHIC SCALE 30 0 15 30 1 inch = 30 ft. Benchmark Fioodplain Reference Mark Number 020255 is a HCFCD alum. Disk Stamped B112 BMO3 on Bridge at Spencer Highway and Willow Spring Bayou Located on Downstream south concrete walk at Certerline of the bridge in KeyMop 538Z in the Armand Bayou Watershed near stream B112-00-00 ELEV. 24.11 Feet NAVD 1988, 2001 Adjusted. NOTE Existing underground utility information (type, size & ownership) are shown approximately based on the available record drawings and field verification (where feasible) without probing and excavation. No Warranty is made as to the accuracy or completeness of utility location shown on the drawing. Caution should be exercised when excavating or bore and jacking in the vicinity of underground utilities. Owners of the utilities should be notified prior such activities. Call Utility Coordinating Committee at 713-223-4567, at least 48 hours prior to excavating in the street right—of—way. LEGEND: • POWER POLE STREET LIGHT R MAIL BOX _- SIGN ^•^ UTILITY MARK O SIGNAL POLE • MANHOLE .e WATER VALVE 8 OR 88 INLET • WATER METER m C INLET } FIRE HYDRANT ® SBC MANHOLE iiii ASPHALT SYMBOL FENCE ® CLEANOUT —tl— GATE ® REFERENCE INFORMATION BUILDING © BUSH — �— --- HIGH BANK ® TREE — — — — DITCH/SWALE CENTER LINE Y� A0 / sLIEET-s OVERALLN.T.S. SURVEYOR'S CERTIFICATE This survey substantially complies with the current Texas Society of Professional Surveyor Standards and Specifications for a Category 6 Condition I survey. Date: Op ? Ak4l O�VL � Yt>�iLY�. h r : ,OJ'-Z6-lO SHAHEEN CHOWDHURY Shaheen Chowdhury Registered eq AgoFEB s O? LOB Professional Land Surveyor N� 5UR`(F' State of Texas, No. 5858 TOPOGRAPHIC SURVEY I �^ Detention Pond For Channel EM2 Relief, I City Of La Porte NO. DALE REVISION 81 -QUO Houston, TX 77042 I tbro 10700 Richmond Ave., Suite 113 y° & aSSOC1atCSs I=. Tel: (713) 975-8769 Fax: (713) 975-0920 Consulting Engineers www.kuoassociates.com I8L Surveyors Texas Firm Registration No. F-4571 0 Tn w Z Z 00 N o CL Co om S Z 22 z = Q a Z > UJ E U) �M a o. Z = Z a LLJ d Co -.I Q U LL 00 Y N CD qOMa. O M C', I 141 N h / ^p O•� y) a ELMHAVEN RD /k' 1 / ' / 1 y / d (60' R.O.W..) PLAY OROUND ASHa d /ASFI W ASH W 26' ASH / N /o � to U) / o f2o yRIP (O U lu Zu `0, `� •'.J ' / ��3 / / SYCAMORE `\ � o- \ J /LEAD 4 2e>• 4 / /� / / / 4/ASH __3D ap ey, s q tp ebN / / � • r l / ` r �,' l l o l l a •� � ay .- y S�(J� 20 y CENIERPGNT ENERGYQU O Poo CJ MVEN RD. ,$ 9' R.0. W..) f / / %� d Ci 0 2� rJ •s. P 24 ASH / A. s / `"•=-�`9 e9 `9 \\ //^/ I/ ' / l /J STM. M1 c _ 0 - 20' G.L. � \ •0 .� A rr 'd, / / /18 PINE GEN1EflP01NT ENEE�NE® 37 R'Ste. GA---=---�___�___ Vol IP & 4 �l — IY SA �A — -.- — 77CAST UG CABLE (PROx LOCA71GN)) J,IGHTING &POWER Co. G �pAA57 HG oN� `MPRox EocA —= HOUSTON FEE STRIP) — ---- ---i — — 16' U.E (66 _ ek ---� 2 PO GASiWEY ---- - �- �_ --- E NiP6RP� GE74iERPOMI EN%2® J 2' IP PLA GAS IJNE 24' P A " " i�'e / U " x Ixe Lveg / O ' m �¢4.�\�O aT /��/ fag •�� r W. ®/ BROOKGLEN. SECTION THREE W BLOCK B PC. 141 VOL N 1rwFS SURVEY. A-48 GRAPHIC SCALE 30 15 30 i inch = 30 ft. Berchmafic Floodplain Reference Mark Number 020255 is a HCFCD alum. Disk Stamped B112 BM03 on Bridge at Spencer Highway and Willow Spring Bayou Located on Downstream south concrete walk at Certerline of the bridge in KeyMop 538Z in the Armand Bayou Watershed near stream B112-00-00 ELEV. 24.11 Feet NAVD 1988, 2001 Adjusted. NOTE,Existing underground utility information (type, size & ownership) are shown approximately based on the available record drawings and field verification (where feasible) without probing and excavation. No Warranty is made as to the accuracy or completeness of utility location shown on the drawing. Caution should be exercised when excavating or bore and jacking in the vicinity of underground utilities. Owners of the utilities should be notified prior such activities. Call Utility Coordinating Committee at 713-223-4567. at least 48 hours prior to excavating in the street right—of—way. LEGEND: -0- POWER POLE # STREET LIGHT n MAIL BOX 9- SIGN •^ UTILITY MARK O SIGNAL POLE • MANHOLE .0 WATER VALVE B OR Be INLET • WATER METER ® C INLET } FIRE HYDRANT ® SBC MANHOLE ASPHALT SYMBOL FENCE a CLEANDUT —n— GATE ® REFERENCE INFORMATION BUILDING © BUSH HIGH BANK ® TREE — — — DITCH/SWALE CENTER LINE 4rz� .,, NN �P x� SHEET-1 6 �( SHEEf-2 m SHEET-3 OVERALL LAYOUT N.T.S. SURVEYOR'S CERTIFICATE: This survey substantially complies with the current Texas Society of Professional Surveyor Standards and Specifications for a Category 6 Condition I survey. Date:TF A `In4uy�A 03-26-10 Shaheen Chowdhury Registered Professional Land Surveyor State of Texas, No. 5858 TOPOGRAPHIC SURVEY Detention Pond For Channel EM2 Relief, City Of La Porte fn 0 Z O 0_ Z O 1-- Z W LU I 0 0 Z W g OJ 0 J 00 Y 'To J N in ti O AM)Rr1KrE DR AV NGTON RD. (m, ao r) ASHIM LANE (tv, RO r.) &AlEIAVBN RD (Bo' star) OAlL nff RD. (80' RO.r) � / / / / / L��LiIr] SCALE 1"=100' CITY OF LA PORTE 604 W. FAIRMONT PKWY. LA PORTE.TEXAS,77571 281-471-5020; FAX: 281-470-5005 CITY OF LA PORTE BROOKGLEN DETENTION PONDS 0 200 CHANNEL 8112-00-00 ii I CITY OF LA PORTE g kIotz4;1associates 1160 Dairy Ashford, Suite 500 Houston, Texas 77079 T 281.589.7257 F 281.589.7309 h ouston. office®klotz.com Texas PE Firm Rea. NI F-929 BENCHMARK: FLOODPLAIN REFERENCE MARK NUMBER 020255 IS A HCFCD ALUM. DISK STAMPED B112 BM03 ON BRIDGE AT SPENCER HIGHWAY AND WILLOW SPRING BAYOU LOCATED ON DOWNSTREAM SOUTH CONCRETE WALK AT CERTERUNE OF THE BRIDGE IN KEYMAP 538Z IN THE ARMAND BAYOU WATERSHED NEAR STREAM B112-00-00 ELEV. 24.11 FEET NAVD 1900, 2001 ADJUSTED. FLOODPLAIN: PROJECT LIES WITHIN ZONE "AE" AND SHADED ZONE "X" WITH A VARIABLE BASE FLOOD ELEVATION BETWEEN 20 AND 22 REFERENCED TO THE N.A.V. DATUM OF 1998 ACCORDING TO FLOOD INSURANCE RATE MAP COMMUNITY PANEL NUMBER 48201CO940L. REVISED JUNE 18, 2007 AND PUBLISHED BY THE FEDERAL EMERGENCY MANAGEMENT AGENCY. N RECORD DRAWINGS AMJ 02 14 12 DESCRIPTION BY DATEN0�LEAST rAT 48 HOURS BEFORE EXCAVATING IN STREET R.O.W. OR �EMENTS CALL THE LONE STAR NOTIFICAliON 713-223-4567. T 0 PRIVATE UTILITY LINES SHOWN -' 0 Date: O CenterPoint Energy/Electric Facilities D) Approved only for crossing underground duc8ines, unless noted. p Valid at time of review only. 00 M Date: p SBC Approved for underground conduit facilities only. r Signature valid for one year. N 0 01 ,Gas service lines are not shown.) RECORD DRAWING THE CONSTRUC71ON CONTRACTOR RECORDED CHANGES MADE DURING CONSTRUCTION ON PRINTS OF THE CONTRACT DRAWINGS. KL07Z ASSOCIATES, INC. HAS CREATED THIS RECORD ,0 DRAWING BY POSTING THE INFORMATION SUBMITTED BY THE c CONTRACTOR ON THE ORGINALS OF THE CONTRACT 0 DRAWINGS. ATTESTED BY a. 02.18.2012 SIGNATURE: __.,_,_ DAiE: m OVERALL LAYOUT Klotz Project No 0127.013.000 0 Drawn By YM Checked By SS M 0 Scale 1 "=100' Date FEB 2011 " 1 DWG No G-7 Sheet 7 Of 23 i Z O a- Z O LLI W W LUco Q J W co, `1 Z_ O �OCc) � N M 00 25 ByL. .BANDR,wa DR. (60' R.O.W.) 25' B.L. _ ml 8' L.E. O 25_B.L. _ -I A AVINGTON RD. (60' R.O.W.) ASHmE LANE F,T,MHAVFIV RD OAKHAVEN RD. 10' B.L. I \ ! 5' U.E. I J w1 LO �i 15, U.E. I�� 15 U.E. 1 5 U.E. I - �� veN RO (60 ,Ro AD 10 15 4r co RANDRIDGE DR. l ,a =1=11111� (60' R.O.W.) ll lSUF l , U. DETEN DON POND S �N /5 Uf I CO 5' - - .0 cn JI L' m r- ot GLADWYNE COURT (60' R.O.W.) �H�E�L. • �-w B112-02-00 80' EA ENT =_AOL ---- -��_ o t /DA-30.69 I I I 0.69 // I ei =I i 2.69 I � I I L-------5_U.E. 7.08 / I I 25.6 o- / YpOOh / i l rn� DETENTION POND / / L __---- Q=Cvuz F CITY OF LA PORTE 604 W. FAIRMONT PKWY. LA PORTE. TEXAS, 77671 281-471-5020; FAX: 281-470-5005 v CITY OF LA PORTE 0 100 200 BROOKGLEN DETENTION PONDS CHANNEL. B112-00-00 LEGEND CITY OF LA PORTE DRAINAGE AREA BOUNDARY k I o t Z' /' a s s o c i a t e s 1160 Dairy Ashford, Suite 500 Houston, Texas 77079 DA-1 DRAINAGE AREA T 281.589.7257 F 281.589.7309 x.xx ACRES houston.office®kiotz.com Texas PE Firm Reg. III F-929 AC CUMULATIVE ACREAGE CF$ UNRESTRICTED FLOW Detention pond D210D-YR Event Summary Existing Drainage Area = 13.58 Ac Existing Runoff = 47.95CFS Proposed Drainage Area DA-1= 10.53 Ac Proposed Runoff = 37.54 CFS Proposed Drainage Area DA-2= 3.05 Ac* Proposed Runoff = 11.36 CFS Restrictor Size 10 In Restrictor Runoff = 9.64CFS Total Runoff = 47.18 CFS 100-YR Runoff Reduction = 0.77 CFS *Area routed to detention pond D2 Detention pond D310D-YR Event Summary Existing Drainage Area = 7.77 Ac Existing Runoff = 28.03CF5 Proposed Drainage Area DA-3= 0.69 Ac Proposed Runoff = 2.69 CFS Proposed Drainage Area DA-4= 7.08 Ac* Proposed Runoff = 25.62 CFS Restrictor Size 18In Restrictor Runoff = 20.43 CFS Total Runoff = 23.12 CFS SOD-YR Runoff Reduction = 4.91 CFS * Area routed to detention pond D3_ _ -- Q i Dmign.Discharge rate incfs C 101cm I C 1 11 1a.42 ae 3.�r: A= Ago SgP''f Ai slza 1.07 FT' tlt4or81ze,•. 1 In 1Q. 2.4f 03 Resp ctorCalcutetions p Design Discharge raze olds .0 .Caegciertofdischerge -1Ls�rshod'segnwa#s oiPRfe - 116 for openings in plates, standpfpes,.orconcrete wails A Area a opertlhg in sware feet N acceleration die of gahTy (a'' 2 ff(secz) If bead rMteeacebetween entrance arid eritInfeetwhen aifcaishilht�rgner ' arthe dfeeacebetween the waierswiaeeeleiatiatal,the€ntrazrceanttitte 111011 of the aifice in feet when orifice Is paniely stbmarged Q(Cbi I Rt I H 25.34 1=as 4,5 A• 1 1.80 9i►FT. III Ns • Ictor size - 1 1 i4 OWN 2Q 0 Q=C2gH}1ir' BENCHMARK: FLOODPLAIN REFERENCE MARK NUMBER 020255 IS A HCFCD ALUM. DISK STAMPED B112 BM03 ON BRIDGE AT SPENCER HIGHWAY AND WILLOW SPRING BAYOU LOCATED ON DOWNSTREAM SOUTH CONCRETE WALK AT CERTERLINE OF THE BRIDGE IN KEYMAP 538Z IN THE ARMAND BAYOU WATERSHED NEAR STREAM B112-00-00 ELEV. 24.11 FEET NAVD 1955, 2001 ADJUSTED. FLOODPLAIN: PROJECT LIES WITHIN ZONE "AE" AND SHADED ZONE "X" WITH A VARIABLE BASE FLOOD ELEVATION BETWEEN 20 AND 22 REFERENCED TO THE N.A.V. DATUM OF 1998 ACCORDING TO FLOOD INSURANCE RATE MAP COMMUNITY PANEL NUMBER 48201CO940L, REVISED JUNE 18, 2007 AND PUBLISHED BY THE FEDERAL EMERGENCY MANAGEMENT AGENCY. RECORD DRAWINGS AMJ 02 14 12 -o REV DESCRIPTION BY DATE o NOTICE: o AT LEAST 48 HOURS BEFORE EXCAVATING IN STREET R.O.W. OR Q EASEMENTS CALL THE LONE STAR NOTIFICATION 713-223-4567. PRIVATE UTILITY LINES SHOWN o C 0 Date: a CenterPoint Energy/Electric Facilities rr> Approved only for crossing underground ductlines, unless noted. O Valid at time of review only. ri Date: O SBC Approved for underground conduit facilities only. r Signature valid for one year. I N Was service lines -ore not shown.) RECORD DRAWING THE CONSTRUCTION CONTRACTOR RECORDED CHANGES MADE DURING CONSTRUCTION ON PRINTS OF THE CONTRACT DRAWINGS. KLOTZ ASSOCIATES, INC. HAS CREATED THIS RECORD DRAWING BY POSTING THE INFORMATION SUBMITTED BY THE CONTRACTOR ON THE ORIGINALS OF THE CONTRACT DRAWINGS. ATTESTED BY SIGNATURE: DATE: O218.2012 DRAINAGE AREA 0 MAP o Klotz Project No 0127.013.000 0 Drawn By YM Checked By SS p Scale 1 "=100' Date FEB 2011 N DWG No G-8 Sheet 8 Of 23 • u N i CO O CL I- Z O 0 Z g Z LU 1.-- 0 0 0 o C7 O v"O W O co I- N W NCOrn0 1% ry1� L°�a ' v ry �Y- - �• �t _ = 7 - SAWCUT 4OLF OF PAVEMENT 0 �i"� 19.63 MATCH EXISTING o PAVEMENT oi Nag vig 15" 8" WA RUNE ® AP OX. LOc_ 'A i UN1__ - z o: I (' .11 1�1 ®) ( I I J �I CONSTRUC 0.8% UMI ( o E WATER i TREATMENT ]L �� ii ry ryry 3.5:1 SLC ry0• WO C-3 (TYP,) °o RESERVE (UNRESTRICTED) CALLED 2.471 AC eR"'Zscmam ow �� 8 VOL 153. Q%P. 99 NGMR . ME Mn. 14 MS SURVEY•, A-M REMOVE AND RESET EXISTING FENCE -130LF. SEE NOTE 4 ryo� 0 C-3 CP 0.9% SLOPE INSTALL SAFETY END TREATMENT TYPE II 6:1 SLOPE TOE:13.25 FL:11.54- 24"FL-11.54 --� =V4-= A C-3 6 SEE NOTE 1 concrete paving-� REMOVE 4OLF j OF R CONCR C • 1� BAORIDGE DR. (W' ]to.",/ R6 • 1 o, 18.85 1- 1 O y1 av �� NN HYDROMULCH �_ / /h° ® AREA g oao �; NORTHING=13810211.26 78 19•0-' o\ N PIPE GATE ° � ?y EASTING=3205731.76 / / / 18. - 15.40 SEE SHT. �� ti �; / 15.10 ry PARAP TOE:1 .25 LIT / /� / R w FL•11.77 CONCRETE PILOT��� s / CHANNEL SEE NOTE 6 PROP STM MH Q / RIM: 20.35 Z Q / (24"): 14.71 4- SLOPE 41 FL 2 / ry 1p, SEE SHEET 13 24"FL 14.25 4 Ncb ,B. Ary jrr/2,8 18.91 .'5 9 �18.58 " 18.69 My 0 P 1g5p },'4 Y1 . L 24" Sf-FL 1 18. 3-FL 14.�g Nw'FL. 14.20 74-76 ,qf 8 I 0 20 SCALE 1 "=20" IT"] LEGEND STORM SEWER MANHOLE STORM SEWER JUNCTION BOX STORM SEWER FLOWLINE ELEVATION GRADE 1 / G? NOTES: HYDROMULCH RIP RAP - 9 o AREA 2 / CAUTION• UTILITY CROSSING. 1. PROPOSED CONCRETE DRIVEWAY. REFER TO SEE NOTE 5 P • ,0. �/ �2, CONTRACTOR TO CONTACT _J HARRIS COUNTY DRIVEWAY CONCRETE DETAIL ON CENTERPOINT ENERGY PRIOR ;� SHEET . rn TO CONSTRUCTION. p � " �/i� 2. CONTRACTOR TO SUBMIT SPECIMEN DRAWING PROP. STM SW' 24 � RCP S 29" 2 q 41/ l FOR NATIVE SHRUBS TO THE CITY OF LA PORTE rn a/ / FOR APPROVAL PRIOR TO INSTALLATION. ao 3. SOD AREAS DURING CONSTRUCTIONSTURBED UNLESS OTHERWISE NOTED. SLOPE (7*,k0pF / / ry°ry / r 4. EXISTING FENCE TO BE RESET. CONTRACTOR TO ry / /: / ® • / TAKE PRECAUTIONS NOT TO DAMAGE THE FENCE. 5. PLACE 6-INCHES OF TOP SOIL AND HYDROMULCH DETENTION POND BOTTOM. S TOE-13.25 / / / Q o / / 6. FOR EXTENSION OF STORM SEWER LINE REFER lit/ vo N o / TO SHEET 0 REMOVE AND RESET (n HYDROMULCH / / / EXISTING FENCE i z AREA S . MH / /, /-1801-F. SEE NOTE 4 / C--------- N_ 16.9-6r I 1 CENTERPOINT ENERGY / 8" N- 13.06 9 ti --�Q U.E_- 1 1/4" PLA GAS LINE ® /--- FL 18.00 12" W_ - e------/----- '- -- --- - '\ -__--- 42- _---- >T 1Cb /1APPROX. LOCATION} FL:17.24 / 1 EXTREME EVENT PROP JUNCTION BOX OVERFLOW NORTHING=13809962.63 =TOP OF CONCRETE W/ 10" RESTRICTOR SEE SHEET EASTING=3205661.22 CHANNEL IM:15.55 Qr FL (24"): 11.47 t FL (24"): 11.47 / 1 1 PENETRATE EXISTING CONCRETE LINING °- --- 24"FL:11.41 - --- FLOW REFER TO HCFCD DOWEL NO. 4 BARS AT 12" O.C. PIPE OUTFACE DETAILS �� TO TIE PROP CONCRETE LINED mob W= N° SWALE TO EXISTING CONCRETE zy LINED CHANNEL, SEE DETAIL SHT # TOB u� 1 P° _ _ --- DETENTION VOLUME 3.5:1 SLOPE 13.74 AC -FT CITY OF LA PORTE U 604 W. FAIRMONT PKWY. *" As LA PORTE. TEXAS, 77571 281-471-5020; FAX: 281-470-5005 CITY OF LA PORTE BROOKGLEN DETENTION PONDS CHANNEL B112-00-00 CITY OF LA PORTE kIotzl5'associates 1160 Dairy Ashford, Suite 500 Houston, Texas 77079 T 281.589.7257 F 281.589.7309 houston.office®Idotz.com Texas PE Firm Reg. # F-929 BENCHMARK: FLOODPLAIN REFERENCE MARK NUMBER 020255 IS A HCFCD ALUM. DISK STAMPED B112 BM03 ON BRIDGE AT SPENCER HIGHWAY AND WILLOW SPRING BAYOU LOCATED ON DOWNSTREAM SOUTH CONCRETE WALK AT CERTERLINE OF THE BRIDGE IN KEYMAP 538Z IN THE ARMAND BAYOU WATERSHED NEAR STREAM B112-OD-00 ELEV. 24.11 FEET NAVD 1988, 2001 ADJUSTED. PROJECT LIES WITHIN ZONE "AE" AND SHADED ZONE "X" MATH A VARIABLE BASE FLOOD ELEVATION BETWEEN 20 AND 22 REFERENCED TO THE N.A.V. DATUM OF 1998 ACCORDING TO FLOOD INSURANCE RATE MAP COMMUNITY PANEL NUMBER 48201CO940L. REVISED JUNE 18, 2007 AND PUBLISHED BY THE FEDERAL EMERGENCY MANAGEMENT AGENCY. N O N a W RECORD DRAWINGS IAMJI 02 14 12 rn REVI DESCRIPTION BY DATE NOTICE: N . AT LEAST 48 HOURS BEFORE EXCAVATING IN STREET R.O.W. OR 0 EASEMENTS CALL THE LONE STAR NOTIFICATION 713-223-4567. PRIVATE UTILITY LINES SHOWN rPoint Energy/Electric Facilities ved only for crossing underground ductlines, unless noted. at time of review only. valid for one year. 11 Gas service lines ore not shown.) RECORD DRAWING THE CONSTRUCTION CONTRACTOR RECORDED CHANGES 0 MADE DURING CONSTRUCTION ON PRINTS OF THE CONTRACT m DRAWINGS. O.R KL07Z ASSOCIATES• INC HAS CREATED THIS RECORD DRAWING BY POSTING THE INFORMATION SUBMITTED BY THE o CONTRACTOR ON THE ORGINALS OF THE CONTRACT 0 DRAWINGS. ATTESM BY SIGNATURE: ....___ DATE: 02.18.2012 m DETENTION POND LAYOUT D2 Klotz Project No 0127.013.000 _ Drawn By YM Checked By SS Scale 1 "=20" Date" FEB 2011 DWG No `,-1 Sheet 9 of 23 �a 0 w z N 2 Z c••>Ld O ❑ am Z Z a O O z 4 Z m ¢ � W I- ❑ ❑ O a Z D o W Z LL c Ur O m 00 Y O 0 N LU CIY *4 IM eRaaca.Ex, sEcnw no ' '' W W . !I eIsk r '�? It . VOL fsq vs 5s / IL"A ' ' it f�'r Vn k JwES SURVEY. A-492 �o < TOP OF CONCRETE go o CHANNEL y� EZ a Ld ' CAUTION: UTILITY CROSSING. CONTRACTOR TO FIELD VERIFY THE PRIOR CTOOCONSTRUCTION. OF UTILITIES 5' U. _ _ 2.6T 5' U.0 �J' 40' X 20' SAWCUT LIMIT FOR PIPE OUTFALL REMOVE AND REPLACE CONCRETE CHANNEL LINING, SEE SHT ## ' PENETRATE EXIS CONCRETE 24"FU 1144 ry 24"FL 9.44 �• ' REFER TO HCFCD PIPE OUTFALL DETAILS y I: C PROP. STM SWR 2�-24" CMP / y^ 56' ® 0.18% 16' SEE SHEET 12.E PROP. HYDRO -GATE FLAP GATE r MODEL 50C ROUND OPENING o� R APPROVED EQUAL 3 1�,y / U / DOWEL NO. 4 BARS AT 12/INCH O.C. / TO TiE PROP CONCRETE SWALE TO EXISTING CONCRETE LINED CHANNEL. SEE DETAIL SHT 15 FL-16.38 ° 0 ) EXTREME EVENT �° OVERFLOW N Art, o A ro ry' / OR TOB15 g C- ¢4 V 40 / U ryZ / N5 Up O Z '5 ryOfo 41 C-4 41 ry '5' ry6 REMOVE AND RELOCATE a6 EXISTING FENCE - 30OLF SEE NOTE 4 INSTALL ADDITIONAL 50LF OF CHAIN LINK FENCE y� ry� NORTHING=13809095.98 ' EASTING=3205195.39 / �k gyp. PROP. STMVI FL.17.00 -� N ` - gyp. � 11/ryp!y'�• ry°-^-6 ."-----....//--...__ ry`y' ry'�• � ry0• / s�- ry rye• � ,o,. p6 ' I R M swnw twoIf oyum a " 55 ' I rye. r wm EL "ES RAWY.;kb ' TREE PROTEC11ONJ3 ry`" ,• SEE SHEET # _ TOP OF CONCRETE CHANNEL ryy ry` ' I' TREE PROTECTION 2 ry` yo9 ryo ' II SEE SHEET,# TREE PROTECTION 1 w �p6ry SEE SHEET i# ry°-13, ory`10 `ry°yp ry,�� �� CONSTRUCTION LIMITS ryp� o ry SEE NOTE 6 ba W � y� ¢ ' I �1 ZD �q` PROP MH%� <� 1 24"FL (N,SW):12.2.8 N ' I PILOT CHANNEL \ CVFL:9.62 a \ ry° MATCH EXISTING "' Ew U 24"FL: 9.62 '� PAVEMENT ?o .� 24 FO "L 13.62 ry6 /�/� m? TOP BANK• 00 W� TOE•10.5 �• T w AT1VE ❑ : ":: i ::•: YDROMULCH ry° p. / SHRUBS :=±:;'.='::..• IL AREA I �F ro Qy a, ®0 • , 1$ FL 2 2-24" CUP i \,.. 4- 12.45 -SAWCUT 40LF ".. . TOE:12.34 ry ryoh LINSTALL SAFETY END TREATMENT TYPE II 6:1 SLOPE ry ryo�' mid CONCRETE PILOT J CHANNEL PILOT CHANNEL LIMITS OF SOD FL 9.98 10.00' BEYOND_/ ry6 PILOT CHANNEL • ry` 1 rt09 BASEBALL BACKSTOP POSTS NEW LOCATION �11.0 HYDROMULCH AREA ry+ SEE NOTE 5 1^ rye. a ry�o REMOVE AND RELOCATE ry� BASEBALL BACKSTOP POSTS rye. NORTHEAST CORNER ry rye' TING AND POWER CO. / IOUSTON 65, FEE STR 1 REMOVE AND RELOCATE EXISTING FENCE - 223LF SEE NOTE 4 INSTALL ADDITIONAL 6OLF OF CHAIN LINK FENCE TOE:1 INSTALL SAFETY END TREATMENT TYPE II 6:1 SLOPE 16.00 TOP OF BANK: __,_ _--�--- ;�1�• � LE"-. _ pS / y ryp6 1 0 20 40 SCALE 1 "=20' LEGEND STORM SEWER MANHOLE STORM SEWER JUNCTION BOX STORM SEWER FLOWLINE ELEVATION tzGP OF PAVEMENT 2• �y0 / REMOVE 4OLF OF EXIST CONIC / �o CURB SEE NOTE 1 o PIPE GATE NO •� RiO! SEE SHT. # 1 PROPOSED CONCRETE DRIVEWAY. REFER TO MATCH EXISTING N HARRIS COUNTY DRIVEWAY CONCRETE DETAIL ON PAVEMENT m SHEET ##. 4 ,6' F 2. CONTRACTOR TO SUBMIT SPECIMEN DRAWING 4" FOR NATIVE SHRUBS TO THE CITY OF LA PORTE FOR APPROVAL PRIOR TO INSTALLATION. 3. HYDROSEED ALL DISTURBED AREAS DURING QCONSTRUCTION UNLESS OTHERWISE NOTED. 4. EXISTING FENCE TO BE RESET. CONTRACTOR TO .� TAKE PRECAUTIONS NOT TO DAMAGE THE FENCE. 5. PLACE 6-INCHES OF TOP SOIL AND a HYDROMULCH DETENTION POND BOTTOM. r c • / 6. FOR EXTENSION OF STORM SEWER LINE SEE O" v SHEET # c / / 14, a a .a: SO tr 41 U J/ o � orb. 19� REMOVE AND RELOCATE EXISTING FENCE 245LF SEE NOTE 4 y° NATIVE SHRUBS / 170LF A 3' SP O / / i NRTHING=13809129.97 FASTING=3205539.33/X-/- CENTERPO_ E�yNtESRG _ SAN. MH TOP 19.45 ra B" N-FL. 12.10 B" E-FL. 12.20 019.19 0 �9. 1p4: 6 "Cb* ry lu Cw� / b. ti �9y a D—ELATION VOLUME 3.5:1 SLOPE 17.13 AC —FT CITY OF LA PORTE 604 W. FAIRMONT PKWY. LA PORTE. TEXAS, 77571 281-471-5020; FAX: 281-470-5005 CITY OF LA PORTE BROOKGLEN DETENTION PONDS CHANNEL B112-00-00 CITY OF LA PORTE k1otzlotassociates 1160 Dairy Ashford, Suite 500 Houston, Texas 77079 T 281.589.7257 F 281.589.7309 houston. offlcegdotz.com Texas PE Firm Reg. # F-929 BENCHMARK: FLOOOPLAIN REFERENCE MARK NUMBER 020255 IS A HCFCD ALUM. DISK STAMPED B112 BM03 ON BRIDGE AT SPENCER HIGHWAY AND WILLOW SPRING BAYOU LOCATED ON DOWNSTREAM SOUTH CONCRETE WALK AT CERTERLINE OF THE BRIDGE IN KEYMAP 538Z IN THE ARMAND BAYOU WATERSHED NEAR STREAM B112-00-00 ELEV. 24.11 FEET NAVD 1985, 2001 ADJUSTED. PROJECT LIES WITHIN ZONE 'AE" AND SHADED ZONE "X" WITH A VARIABLE BASE FLOOD ELEVATION BETWEEN 20 AND 22 REFERENCED TO THE N.A.V. DATUM OF 1998 ACCORDING TO FLOOD INSURANCE RATE MAP COMMUNITY PANEL NUMBER 48201130940E REVISED JUNE 18, 2007 AND PUBLISHED BY THE FEDERAL EMERGENCY MANAGEMENT AGENCY. N O N a .o li RECORD DRAWINGS JAMJI 02 14 12 rn REVI DESCRIPTION BY DATE M N0 AT LEAST 48 HOURS BEFORE EXCAVAiING IN STREET R.O.W. OR r0 EASEMENTS CALL THE LONE STAR NOTIFICATION 713-223-4567. PRIVATE UTILITY LINES SHOWN (r Date: � CenterPoint Energy/Electric Facilities t` Approved only for crossing underground ducuines, unless noted. o Valid at time of review only. O O ri Date: O SBC Approved for underground conduit facilities only. r Signature valid for one year. N Gas service lines are not shown.) RECORD DRAWING THE CONSTRUCTION CONTRACTOR RECORDED CHANGES MADE DURING CONSTRUCTION ON PRINTS OF THE CONTRACT DRAWINGS. KLOTZ ASSOCIATES. INC. HAS CREATED THIS RECORD DRAWING BY POSTING THE INFORMA71ON SUBMITTED BY THE CONTRACTOR ON THE ORGINALS OF THE CONTRACT DRAWINGS. A DATE: 02.18.2012 SIGNATURE ...... DETENTION POND LAYOUT D3 Klotz Project No 0127.013.000 0 Drown By Checked By SS p Scale 1 "=20' Date FEB 2011 N 0 DWG No C-2 I sheet 10 Of 23 �� cc LU 0 a 0 28: H.C.F.C.Di UNIT' H.C.F'.C.D. 'UNIT ....... 8112-02-M B112-02-00 ... ......... ......... ......... ......... ......... ......... ......... ......... ........ 26 40'PUBLIC 40'PUBLIC EASEMENT EASEMENT BANDRIDGE DR. HCCF NO. HCCF NO.' ................ .. 60" R.O.W. 24: C806475:: C723446: 22 . . . ......... . ....... ......... d ....... ......... ......... ......... ... EXISTING GROUND ....... ....... ......... ......... ........ 20': d- ................... WATFR ql)RFA(F 18 ................. O(MAX) .. ......... ........ 16: ......... ....... 24"RCP ......... ......... ......... ....... . ...... ......... ...... ......... ......... 14 ...... ........ ......... .. ...... ........ ....... .5 12! ..... ........ .... ... ......... ... .... ....... ....... ...... . . . . . . ..... ....... ......... ......... ......... ......... 10 AN ... ....... .- ---- -- 10m RESTRICTOR PIPE 15 ... ......... ..... .. 8 SEE DETAIL SHEET :6* TOP So0.; 2406MP TRIM PIPE FLUSH ....... ........ WITH CHANNEL LINING: 6 EXIST. 12" 4 SAN SWR ..... 2.: ......... ......... ......... Oi i SECTION 28 .: ..... .......... ................... ........... .............. ........................ ........................................ ...................................................... .......... 26: .................... .......... .......... ..................... .................................................. ..................................... 4 2 Z: F. ........... .......... . ....... ....... a .................................................................... ....................................... ....................... ........... . 22 GROUND ................................................. .......... EXISTING .... ................................... Cr 20� .. . .............. ...... .......... ....... .................. .......... .......... .......... .......... ......... 7- SECTION rc k C-1 11.6.: ......... SECTION B C-1 SECTION rD k C-1 CUT & FILL VOLUME CUT 7410 CY FILL 0 CY J CITY OF LA PORTE Ll 604 W. FAIRMONT PKVVY. LA PORTE. TEXAS, 77571 281-471-5020; FAX: 281-470-5005 CITY OF LA PORTE BROOKGLEN DETENTION PONDS CHANNEL B112-00-00 CITY OF LA PORTE k I o t z 451 a s s o c i a t e s 19 1160 Dairy Ashford, Suite 500 Houston, Texas 77079 T 281.589.7257 F 2811.589.7309 houston.office0dotz.00m I Texas PE Firm Reg. # F-929 BENCHMARK: FLOODPLAIN REFERENCE MARK NUMBER 020255 IS A HCFCD1 ALUM. DISK STAMPED B112 BM03 ON BRIDGE AT SPENCER HIGHWAY AND WILLOW SPRING BAYOU LOCATED ON DOWNSTREAM SOUTH CONCRETE WALK AT CERTERLINE OF THE BRIDGE IN KEYMAP 538Z IN THE ARMAND BAYOU WATERSHED NEAR STREAM B112—OD-00 ELEV. 24.11 FEET NAVD 1988, 2001 ADJUSTED. PROJECT LIES WITHIN ZONE mAE0 AND SHADED ZONE "Xw WITH A VARIABLE BASE FLOOD ELEVATION BETWEEN 20 AND 22 REFERENCED TO THE N.A.V. DATUM OF 1998 ACCORDING TO FLOOD INSURANCE RATE MAP COMMUNITY PANEL NUMBER 48201CO94OL, REVISED JUNE 18, 2007 AND PUBLISHED BY THE FEDERAL EMERGENCY MANAGEMENT AGENCY. 0`1 1 0 C14 RECORD DRAWINGS IAMJI 02 14/12 3 REV I DESCRIPTION BY DATE NOTICE: AT LEAST 48 HOURS BEFORE EXCAVATING IN STREET R.O.W. OR C 0 EASEMENTS CALL THE LONE STAR NOTIFICATION 713-223-4567. Z PRIVATE UTILITY LINES SHOWN 0 Date: CenterPoint Energy/Electric Facilities ad Approved only for crossing underground ductlines, union noted. d Valid at Ume of review only. 00 Date: SBC Approved for underground conduit facilities only. Signature valid for one year. 1r-: 04 Gas service lines are not shown.) RECORD DRAWING THE CONSTRUCTION CONTRACTOR RECORDED CHANGES 0 MADE DURING CONSTRUCTION ON PRINTS OF THE CONTRACT DRAWINGS. of I KLOTZ ASSOCIATES, INC. HAS CREATED THIS RECORD ra -D ON SUBMITTED BY THE DRAWING BY POSTING THE INFORMATION r- CONTRACTOR ON THE ORGINALS OF THE CONTRACT 0 (L DRAWINGS. ATTESTED BY F- SIGNATURE: DATE: 0218.2012 (D CROSS SECTIONS D2 0 Klotz Project No 0127.013.000 0 Drawn By YM Checked By SS V) O Scalel*=40'(H) 11*=4'(V) Date FEB 2011 C14 DWG No C-3 Sheet 11 Of 23 R 91k N D N �hQ 00 , 0 SECTION 'A- C-2 SECTION ./C C4+M SECTION SECTION D' C-2 CUT & FILL VOLUME CUT 17030 CY FILL 0 CY �oF $ CITY OF LA PORTE 604 W. FAIRMONT PKWY. LA PORTE. TEXAS, 77571 281-471-5020; FAX: 281-470-5005 CITY OF LA PORTE ®ROOKGLEN DETENTION PONDS CHANNEL B112-00-00 CITY OF LA PORTE k I o t z associates 1160 Dairy Ashford, Suite 500 Houston, Texas 77079 T 281.589.7257 F 281.589.73D9 houston.officoOldotz.com Texas PE Firm Reg. III F-929 FLOODPLAIN REFERENCE MARK NUMBER 020255 IS A HCFCD ALUM. DISK STAMPED B112 BM03 ON BRIDGE AT SPENCER HIGHWAY AND WILLOW SPRING BAYOU LOCATED ON DOWNSTREAM SOUTH CONCRETE WALK AT CERTERUNE OF THE BRIDGE IN KEYMAP 538Z IN THE ARMAND BAYOU WATERSHED NEAR STREAM B112—OD-00 ELEV. 24.11 FEET NAVD 1988, 2001 ADJUSTED. FLOODPLAIN: PROJECT LIES WITHIN ZONE "AE" AND SHADED ZONE "X" WITH A VARIABLE BASE FLOOD ELEVATION BETWEEN 20 AND 22 REFERENCED TO THE N.A.V. DATUM OF 1998 ACCORDING TO FLOOD INSURANCE RATE MAP COMMUNITY PANEL NUMBER 48201CO940L, REVISED JUNE 18, 2007 AND PUBLISHED BY THE FEDERAL EMERGENCY MANAGEMENT AGENCY. IREV I DESCRIPTION I BY I DATE NOTICE:u, AT LEAST 48 HOURS BEFORE EXCAVATING IN STREET R.O.W. OR p EASEMENTS CALL THE LONE STAR NOTIFICATION 713-223-4567, o PRIVATE UTILITY LINES SHOWN to o� W 0 Dote: C> CenterPoint Energy/Electric Facilities of Approved only for crossing underground ductlines, unless noted. C5 Valid at time of review only. O tM Date O SBC Approved for underground conduit facilities only. 'N ar Signature valid for one ye. Gas service lines are not shown.) Aa RECORD DRAWING THE CONSTRUCTION CONTRACTOR RECORDED CHANGES MADE DURING CONSTRUCTION ON PRINTS OF THE CONTRACT low KLOTZ ASSOCIATES, INC. HAS CREATED THIS RECORD DRAWING BY POSTING THE INFORMATION SUBMITTED BY THE CONTRACTOR ON THE ORGINALS OF THE CONTRACT DRAWINGS ATE^ BY SIGNATURE.� ATE: 02.18.2012 CROSS SECTIONS D3 Klotz Project No 0127.013.000 0 Drawn By YM Checked By SS p Scale 1'•40(H) 1*=4(V) Date FEB 2011 N s DWG No C-4 Sheet 12 Of 23 ■ a U) 0 Z Z O °" Z Z O U1 Z LU LU I-j� ~ W � W Z cc y O aOMh- O O N co p IYMN N M � p o�v PROP. STM SWR 24" RCP yo`•1' ,,yobo 'NORTHING=13810241.27` o`', + « 127 0.18% �+ o 1 �A FASTING2051696,50 =3ryoryo 9 o TiE PROPOSED 18" RCP f + ti TO EXISTING INLET' / REMOVE AND REPLACE + FL (18"): 1510 NORTHING=13810250.74 �Q. o. EASTING=3205857.30 / / °F �00 ^� �° `� '`aP\ 10LF OF EXISTING 18`112" WATER LINE SIDEWALK. SEE SHEET �9 ,�9 �p CITY OF LA PORTS ^6 — --- — 15 FOR DETAILS • °� 16s4 19.41 V �' _ 1�' _ 0� / 604 FAITEA PKVVY. .28 18.91 z / / '"4 281-4 PORTE.520; FAX: 281-4 0.5005 9 LIMITS OF CONSTRUCTION 3 )g^ Sig99 00 «58SY. SEE NOTE 1 �° �• 1g e / / concrete paving /Qn �%� �� + 4 — - -- i ____._ .� - _.._.._ _ ^ ,� 8.60 / mo, �0 �, ����a ,., CITY OF LA PORTE 9 5 x 9— 0� _ _ ry0 ��� h6 _ / w2 Q 0 20 40 BROOKGLEN — -- _ / 9S X 19.68 SCALE 1"= 2U' DETENTION PONDS 2?�`.9:v •� Q / / LIMITS OF CONSTRUCTION z;N — W� y �\ �/ / / NORTHING=13810195.90 SCALE 1"= 2' CHANNEL B112-00-00 —27SY. SEE NOTE 1 { • SST. _ ' `(40 CF" oe�7lyter FASTING=3205941.07 CITY OF LA PORTE / LEGEND PROP STM MH 2 o ry9..�16�3 -- ----6�---- "`pia:::.._.. r klotz'/'associate s ,' <, ;' is 18.58 --- a —� —� + <• ���4 ? SQ O STORM SEWER MANHOLE 10' U.� -- 9. / � 5 1160 Dairy Ashford, Suite 500 l n° / ® B_iNLEt 18.69 STORM SEWER Houston, Texas 77079 o (j �- PROP STM MH 3 18 19.0p ��� 5 �� �� l q6• 0- 18• N'FC. p My / ��ue T 281.589.7257 F 281.589.73os z� REMOVE AND REPLACE 23SY Sf 15,40 9• P 19, �� �� houston.office®klotzcom EXISTING CONCRETE DRIVEWAY �' 1s•10 ;47 F(o14 / l ���\ ���Texas PE Flan Reg. F-929 + ° / / o SEE SHEET 15 FOR DETAILS 24. SE FE 1 2.4 �`' \ + / / �xe ! 1g, NW Ft. 142p8 �i9.32 \ GENERAL NOTES: / v / �?� SEE NOTE 2 / 14.76 / / / \�� 1. ` SOD ALL DISTURBED AREAS DURING OSED DETENTION POND D2 / N o� / CONSTRUCTION UNLESS OTHERWISE NOTED. / (S EET 9) CUT &PLUG EXISTING / I g $ 2. CONTRACTOR TO PROVIDE TEMPORARY / 18" STM SWR PIPE / / p'< ALL WEATHER ACCESS. BENCHMARK: 2 FLOODPLAIN REFERENCE MARK NUMBER 020255 IS A HCFCD � � � 5' U / ALUM. DISK STAMPED B112 BM03 ON BRIDGE AT SPENCER �P.QL HIGHWAY AND WILLOW SPRING BAYOU LOCATED ON 4 2 ��� `\ \ �/; THEIN KEYM PDOWNSTREAM SOUTH a538Z N TCRETE HE ARMAT A D BAYOU TERUNE OF o / / 5,U �� v WATERSHED NEAR STREAM B112-00-00 PROP STM MH 1 / � � � p 2/� �� � / / 1° ry°� �' / / \ / ELEV. 24.11 FEET NAVD 1958, 2001 ADJUSTED. + Q / / ~ �oCV FLOODPLAIN: PROJECT LIES WITHIN ZONE "AE" AND SHADED ZONE "X" WITH A VARIABLE BASE FLOOD ELEVATION BETWEEN 20 AND 22 TO THE N.A.V. DATUM OF 1998 ACC TO FLOODS INNCED SURANCE RATE MAP COMMUNITY PANEL OUDING NUMBER 4820/CO940L, REVISED JUNE 18, 2007 AND / J / W PAG�SHED BY THE FEDERAL EMERGENCY MANAGEMENT dl ZU / N N E SOM RTON DR. 22 _ rn RECORD DRAWINGS AMJ 02 14 12 EXIST. GROUND (SOUTH) REV DESCRIPTION BY DATE -9 Q1 N0 3 20 i t i i i t i c i t i .. _....... .......... .......... _..... 20 m ...........................................................................................................................................................................................................................................:.. .......�.. .. .EXIST: �GROUNO-�" - AT LEAST 46 HOURS BEFORE EXCAVATING IN STREET R.O.W. OR : - - _E" E EASEMENTS CALL THE LONE STAR NOTIFICATION 713 223 4567. 0 PRIVATE UTILITY LINES SHOWN ° --- --- ''-------tip � �. i N � — — -' 18 kJ Date: 18 : ............... ............... ............... ............... ............... ............... ............... ............... ............... ...................:...................:...................:...................:.....................................:................................................... .. ..... ............... ........ .............. CenterPoint Energy/Electric Facilities O :.. 11D"«Q¢":R(.�P ®Q,1$� Apprroved only for crossing underground ductlines, unless noted O © :.. a at time of review only. O O r7 .. .............. ............... ............... ............... ............... Signature valid for on conduit facilities only. 1 S9na rgnd 89 N24...RCP-•�'O:18iG ...............:........... .. �.. 16 Date: O Approved for underground nl . r N O Date rn _. CenterPoint Energy/Gas Facilities 5 (Gas service Tines are not shown. 3 ) ° 14 14 .... ........ ............... ............... ............... ............... ............... ............... ............... ............... ........ ............ ............... ............... RECORD DRAWING CONTRACT THE CONSTRUCTION CONTRACTOR RECORDED CHANGES ° MADE DURING CONSTRUCTION ON PRINTS OF THE ONTRA T DRAWINGS. 12 ............ ............... ............ ............... ............... ............... ........ ............... Y THE ........................................................................................................................ .................... NALS OF THE CONTRACT 12 KLOTz ASSOCIATES, INC. HAS CREATED THIS RECORD N DRAWING BY POSTING 'ME INFORMATION SUBMITTED B o CONTRACTOR ON THE ORd p. DRAWINGS. ATTESIM BY �02.18.2012 c SIGNATURE: DATE: ATE:m 10 ............. ........... ............... ............... ............... ............... ............... ............... .... ............... ...................:...................:...................:...................:...................:... ........ ............... ............ ..................................................................................................................... .. 1 0 SIEPHEN L BYINGTON P.E.P 00 m D2 STORM SEWER N n M ' N o 00 EXTENSION o NN ........ ............... ............... ...."---"---. ............... ............... ............... ............... ............... ...--"--...... ............... ............... ............... �................... -......... .u'i. N..... ................................................ �.�.�....._..---'-"---'-- �.� ............ _ ..:.. ..:.. 8 r O e 410 o ■ ■ KI tz Project No 0127.013.000 0 Q v v Q vv Q v v Drawn By YM Checked By SS M O 6 t~if dFi tJ. ai 6 scale 1"=20'(H} 1"=2'(V) Date FEB 2011 N 3' +00 DWG No C_5 sheet 13 of 23 0+00 1 +00 2+00 M LU Z Q Cn Z Z O O LL Z z w 0 I X w I- w w 0 Z w CO J cG coY O dOMI- oON(1) cory N DO 0 1 2p9 \\ I 0 20 \ I > ?�,9 2p66 CITY OF LA PORTE 2p UMITS OF CONSTRUCTION \ \ O I D 604 W. FAIRMONT PKWY. �6? �87SY SEE NOTE 1 \ \ I `i" 1 '� ' 281711-5 20; FAX: 281 70.5005 LIMITS OF CONSTRUCTION 77571 \ LIMITS OF CONSTRUCTION I 1 -5BSY SEE NOTE 1 BROOKGLEN \ ` -190SY SEE NOTE 1 1 � 1 0 20 40 pOg COMMUNITY ENTER \ 1 1 REMOVE AND REPLACE PARKING LOT \ \ 1 SCALE 1"= 20' CITY OF LA PORTE 2026 EXIST STM MH > REMOVE AND REPLACE 20SY REMOVE AND RESET EXISTING CONCRETE DRIVEWAY EXISTING FENCE 235LF \ ` NORTHING=13809709.06 i ( LEGEND 2' BROOKGLEN ?3 TIE EXIST 15" STM SEE SHEET 15 FOR DETAILS SEE NOTE 3 1 EASTING=3205703.62 DETENTION PONDS TO PROP MANHOLE SEE TREESHEET17 CTION 5 I 3" o K MAINTAIN EXIST FL EXIST. RIM E SWR. M.H. EXIST. RIM E SWR. M.H. —------- — -- ---- REMOVE AND DISPOSE -- — ---- \ �\ NS RIM RIM ELEV.=18.25 N RIM ELEV.=18.74 I O STORM SEWER MANHOLE EXIST. STM. SWR. M.H. " N 4!' RCPI.E.=13.20 S RIM ELEV=18.69 CHANNEL B112-00-00 N 24" RCP I.E =13.04 CITY OF LA PORTS OF EXISTING 24 STM \ I s 24" RCP I.E.=13.04 I -STORM SEWER N RIM ELEV.=18.78 ' ? S 24" RCP I.E.=13.21 N 24" RCP I.E.=14.15 SWR PIPE -326LI 79 \ E 15" RCP I.E.=13.25 4,4 E 15" RCP I.E.=13.34 L_ k' O t Z/, a s s O C l a t e s E 15" RCP I.E.=14.2 DRIVE ly 3" AK 30" ASH 4g �— ---10' B.L - TIE PROP 24" RCP -- ' 686 ��o> 784 • 3 L_. 30" AS 79 g AS 3, �/g \ \ TO EXIST MANHOLE 6 6 JOC 6> g ' ,g 4g , \ ROW FL 13.20 >9 1160 Dairy Ashford, Sue 500 3" OAK 6 0" ASH ? EXISTGENERAL NOTES Houston, Texas 77079 ll6 H h ouston. office®Idotz.com 1. SOD AU_ DISTURBED AREAS DURING .-,..::: -: •: :'..::,'.::'..-' � Texas PE Firm R F . •a . s :.... •: :.....:. ._. ...,.,.. .. _ ,......•" .; .. 8 ... _ - - CTION UNLESS OTHERWISE / CONSTRU '9' � 78 BB. INLET 78 78 > S I - EXIST. STM. INLET` •-:>. 87 876 n I> Q`34 NOTED. 11 6 THROAT ELEV.=17.61 3? `�? 6 7 800 > 3 3 26 15" RCP I.E=14.41 TR OTECTiON 5 ^y THROAT ELEV=17.37 EXIST. STM. INLET a p nl E 15" RCP I.E.=13.37 2. STAGE CONSTRUCTION TO MAINTAIN THROAT ELEV.=17.54 _ 2+�I '" CIA E 15" RCP I.E.=13.64 ONE DRIVEWAY ACCESS AT ALL TIMES. 0+ 0 SH 17 1+00 S ON DR. = 3+00 4+00 p ----- - I- ----- 2 2 —F--- ---- - ----- ---------I----- � � - - — - — - --------• 3. EXISTING FENCE TO BE RESET. &S 18s a (s0' R.O.W.) Ig>> >'o n v 783s z 7824 1075 CONTRACTOR TO TAKE PRECAUTIONS NORTHING=13809367.20 z o M NOT TO DAMAGE FENCE. BB INLET EASTING=3205637.82 TOP 18.48 i 4. CONTRACTOR TO LOCATE EXISTING 18" W-FL. 14.68 I UTiUTIES PRIOR TO CONSTRUCTION. BENCHMARK: 8'1$ 78,i .q 8 ) IST. BOC I ,> NOTIFY ENGINEER OF ANY CONFUCTS. FLOODPLAIN REFERENCE MARK NUMBER 020255 IS A HCFCD • 7 3g ? CUT &PLUG EXISTING � '� RESET EXISTING 830 24 ALUM. DISK STAMPED B112 BM03 ON BRIDGE AT SPENCER .67g9l FIRE HYDRANT HIGHWAY AND WILLOW SPRING BAYOU LOCATED ON 24 STM SWR PIPE DOWNSTREAM SOUTH CONCRETE WALK AT CERTERLINE OF 9 9 > 6 THE BRIDGE IN KEYMAP 538Z IN THE ARMAND BAYOU 12" WATER LINE (APPROX. LOCARON _ _ _ _ WATERSHED NEAR STREAM B112-OD-00 1 ' ALE — — — — — — ELEV. 24.11 FEET NAVD 1985, 2001 ADJUSTED. — — — ---- -- —--------------- ----------------- ---------- 1 �s REMOVE AND REPLACE 19SY vy6R 6? EXISTING CONCRETE DRIVEWAY 1 7993 top SEE SHEET 15 FOR DETAILS ---- zs B.L. 4----- FLOODPLAIN: 1 PROJECT LIES WITHIN ZONE "AE" AND SHADED ZONE "X" WITH A EN 20 AND 22 REFERENCED TO THE N.A.V.BASE DATUM OF 19ATION 98 ACCORDING TO FLOOD INSURANCE RATE MAP COMMUNITY PANEL NUMBER 48201CO940L. REVISED JUNE 18, 2007 AND PUBLISHED BY THE FEDERAL EMERGENCY MANAGEMENT AGENCY. — O N 22 ASHWYNE LN. 22 60' R.O.W. RECORD DRAWINGS AMJ 02 14 12 3 REV DESCRIPTION BY DATE 20 IiXIST. GROUND (WEST) EXIST. GROUND q : 20 N0 3 - ............. .. ........ ............... ............... .. ........ ............... ............... ............... ........................................................................................ .... .... ..... AT LEAST 48 HOURS BEFORE EXCAVATING IN STREET R.O.W. OR � EASEMENTS CALL THE LONE STAR NOTIFICATION 713-223-4567. E -- � �-• �_^- �-•-lid _ — — — — — � — ." -� �. _.��_ to Y\ : 1 ----�— , >---- --------------------- __� J --------=_ --- 18 Date _ PRIVATE UTILITY LINES SHOWN 8 CenterPoint Energy/Electric Facilities rn Approved only for crossing underground ductilnes, unless noted. p EXIST:24" STM TO: BE REMOVED Valid at time of review only. o rn 16 16 conduit facilities only. O .... .. ............... ........ ............... .............. Date: SBC Approved for underground nl. ...........................................................................................................................................................................:...................: � � � � ............ .......... g ture valid for on year. PP 9 r Date: rn CenterPoint Energy/Gas Facilities 5 1 4 E 24 STM 1 4 EXIST " (Gas service lines are not shown.) ... ............... ............24 ............. ............. !.................................... "-............................................-....-... EXIST '.sTM ExsTaA"..sTM.. RECORD DRAWING ................. ...24 RCP--�'0.1.89G-' ... THE CONSTRUCTION CONTRACTOR RECORDED CHANGES MADE DURING CONSTRUCTION ON PRINTS OF THE CONTRACT DRAWINGS. KLOTZ ASSOCIATES INC. HAS CREATED THIS RECORD m 12 12 \ ..v ................. � . .... ............... ............... .............. ........... ............... ............... Y THE DRAWING BY POSTING THE INFORMATION SUBMITTED B CUT &PLUG CONTRACTOR ON THE ORDINALS OF THE CONTRACT d TIE PROP 24" RCP EXIST24" STM DRAWINGS. ATTESTED BY o TO EXIST STM MH : SIGNATURE:-�4yDATE: 02.18.2012 10 10 ........................................................................... ... ..... ............... ............... ............... ............... .............. ............... ............... 1320: . STEPi�N L. BYINGTON P.E. � J C4 D3 STORM SEWER N EXTENSION o M C4 R o M.tD N...c...................i............. n . ............... ........ .. ............... ............... `' O N slt N.......................................i...................i. ............. ............... ............... ............... ............... ............... ............... .. ..N N.* .......... .......... .._ .-o r�i o•• j >: O a a a : .............. ............... .. "� r N .. ri Pro j6at 27.013.000 O O i�� i� - - , + : :.. .. Klotz P No 01 ~ �: ll. En O v, C-4 F- N a B• F: N ' N Drawn B Checked B L6 w..�LL �I-J J X a x. _l 2 N <L Li W In .. �• v;• O N V Y YM y SS w u- w i.. w w w W O 5calel"=40'(H) 1"--2'(V) Date FEB 2011 04 0+00 1 +00 2+00 3+00 4+00 DWG No —6 Sheet 14Of23 I�rt►.:u; 9 + Z j z N w N w ❑ w Z w O D- Z ' Z -j ZZ O Q a s Z W m ❑ o 0 2 W ❑ ❑ a¢¢ O Z Lu o Lu Z OD J [N 00 Y d O LJ O O N LO N m r/rT Ma GROOVES iV DIA. x LAM • DEEEP APPROXIMATELY 2r TO 1" SPACES Fx2r RECESS (SEE SECTION OF COVER THRU RECESS) 0 STORM SEWER MANHOLE FRAME AND COVER NTS 1. PROVOE A MINIMUM OF 4' AND A MAUORAt OF 1r ADJUSTMENT RINGS 2. SEAT MANHOLE FRAME N SEALANT PER MANHOLE SPECIFICATION. d. OMR MORTAR WHEN MANHOLE IS LOCATED N PAVED AREAS PRECAST STORM MANHOLE NUS ALL LETTERS SHALL BE r HIGH AND SHALL BE RAISED r LINE WIDTH FOR LETTERS SHALL BE r WIDE 3' iV 5.1 15' 5.1 CONCRETE LINING ; REINFORCING STEEL SHALL IE rf• AT 12 INCH G.C. MINIMUM OR EQUIVALENT WELDED WIRE FABRIC . SECTION fl"\ HCFCD CHANNEL OR DETENTION BASIN CONCRETE LINING PLAN VIEW `V now, IN Net 11 03k aws -r w11aa:¢ ru— `FREE GRAVING FAl 5'—O• TO 8'—O' DIAMETER MANHOLE SECTION SECTION B DUVALL RICK PLUG ORTAR SEAL _FLOW RESTRIC7GR PPE STORM SEWER OUTFALL RESTRICTOR HIS QU7FALL PIPE JUNCTION BOX Ir BRICK PLUG ' W/MORTAR SEAL RIESTRI= PIPE (e MEN. r � r Y Y � 0m® DR' 7r AND LARGER 1r 18' IS - MATERIAL REQUIREMENTS RACKFILL 1. N PAVED AREAS, USE CEMENT STABILI2M SAND. PLACE N 8• LIFTS AND COMPACT TO 95S STANDARD PROCTOR DENSITY. Z N UNPAVED AREAS, USE SOL EXCAVATUD FROM 1RI MEN. PLACE N e' LIFTS AND COMPACT TO CD% STANDARD PROCTOR DENSITY. PPE EMBEDMENT ZONE 1. FOR STORM AND SANITARY SEWERS. USE CEMENT STABITffD SAND. PLACE N 6' LIFTS AND COMPACT 70 95% STANDARD PROCTOR DENSITY. Z FOR WATER LINES. USE WELL (DENSELY) GRADED SAND/GRAVEL YX OR COURSE SD0. (SEE SPECIFlCA110NS� PLACE N e' LFIS AND COMPACT TO 95X STANDARD PROCTOR DENSITY. BURIED PIPE INSTALLATION NTS 1. ALL CONCRETE SIDEWALKS SHALL BE REINFORCED AS 040VOL 2. CONtTRACT= JOINTS SHALL BE SPACED AT 4' INTERVALS 3. CONTRACTION JOINTS SHALL BE I/✓i DEEP AND EDGED WITH A JOINTER Olt GROOVING TOOL. 4. 1/r EXPANSION MATERIAL REQU IM WHERE SIDEWALKS ABUT BUILDINGS, CURBS. DRIVEWAYS. Oft EXIST. S10EWAW6. S EXPANSION JOINTS SMALL BE SPACED AT A MA)MIM OF 20' INTERVALS. L EBSTNG SIDEWALKS SHALL BE SAWCTT TO FORM A SQUARE SURFACE AT LOCATIONS WHIM PROPOSED SIDEWAUCS CONNECT TO EOSRNG SIDEWALKS 7. MAXIMUM AGGI E3GATE SRE FOR CONCRETE SO KAM IS 10. 6 ALL SIDEWALKS AND RAMPS SNAIL BE ADA COEPLNNT. 1/4' R •v n ad d o 4 tfl:2{ exe-(IMl.9xY29) J `r BANK SAND BEGGING WEIDFD WINE MESH CROSS-SECTION 3-#3 DOWELS O 18 O.C. z'-W END WRAPPED TD 2ERT B'ONDNG OF CONIX2EIE ON DOWELS d C . V— r BANK SAND BEDONG y Tv CITY OF LA PORTE 'n 604 W. FAIRMONT PKWY. *a.• LA PORTE. TEXAS, 77571 281-471-5020; FAX: 281-470-5005 CITY OF LA PORTE BROOKGLEN DETENTION PONDS CHANNEL B112-00-00 CITY OF LA PORTE kIotz's/associates 1160 Dairy Ashford, Suite 500 Houston, Texas 77079 T 281.589.7257 F 281.589.7309 houston.officeOkiotz.com Texas PE Firm Reg. i F-929 FLOODPLAIN REFERENCE MARK NUMBER 020255 IS A HCFCD ALUM. DISK STAMPED B112 BM03 ON BRIDGE AT SPENCER HIGHWAY AND WILLOW SPRING BAYOU LOCATED ON DOWNSTREAM SOUTH CONCRETE WALK AT CERTERUNE OF THE BRIDGE IN KEYMAP 538Z IN THE ARMAND BAYOU WATERSHED NEAR STREAM 8112-00-00 ELEV. 24.11 FEET NAVD 1988, 2001 ADJUSTED. a__ Ii41" PROJECT LIES WITHIN ZONE "AE" AND SHADED ZONE "X" WITH A VARIABLE BASE FLOOD ELEVATION BETWEEN 20 AND 22 REFERENCED TO THE N.A.V. DATUM OF 1998 ACCORDING TO FLOOD INSURANCE RATE MAP COMMUNITY PANEL NUMBER 48201CO940L, REVISED JUNE 18, 2007 AND PUBLISHED BY THE FEDERAL EMERGENCY MANAGEMENT AGENCY. N 0 N RECORD DRAWINGS JAMJI 02 14 12 vi REVI DESCRIPTION BY DATE m N0 VJ AT LEAST 48 HOURS BEFORE EXCAVATING IN STREET R.O.W. OR o EASEMENTS CALL THE LONE STAR NOTIFICATION 713-223-4567. m PRIVATE UTILITY LINES SHOWN ved only for crossing underground ductlines, unless noted. at time of review only. valid for one year. Gas service lines are not shown.) RECORD DRAWING THE CONSTRUCTION CONTRACTOR RECORDED CHANGES MADE DURING CONSTRUCTION ON PRINTS OF THE CONTRACT DRAWINGS. KLOTZ ASSOCIATES, INC. HAS CREATED THIS RECORD DRAWING BY POSTING THE INFORMATION SUBMITTED BY THE CONTRACTOR ON THE ORGINALS OF THE CONTRACT DRAWINGS. ATTESTED BY SIGNATURE;- ._......_ DATE: 02.18.2012 MISCELLANEOUS DETAILS 1 Klotz Project No 0127.013.000 Drawn By YM Checked By SS Scale N"T,S, Date FES 2011 DWG No C-7 Sheet 15 Of 23 3 Q N w IZ n N 0 Ld O - Z G_w nm O N z� o Z_ O Q a ,� I... F- jO m w z W o E- rn ❑ p R 0. O LLI Do g N CD DO VI 0 U c7 O O N Dimensional Data Figure 62 HwvrD* Flop Gale Modal SOCT Model 50C Round Opening for Heads to 50 Ft 6 11.00 BEEN 5.50 8.25 11.75 8 1350 6.75 9.50 14.00 10 16.00 8.00 9.75 15.25 12 19.00 950 10.25 16.75 14 21.00 10.50 12.50 19.75 IS 22.25 11.25 12.50 20.31 16 23.50 11.75 13.00 21.25 18 24.75 12.50 15.75 25.00 20 27.50 13.75 16.25 26.25 21 28.00 14.00 16.50 27.38 24 1 32.00 1 16.00 19.25 31.25 27 34.00 1 17.00 1 21.25 33.50 y <'�(. FIAP GATES I}' 30 38.75 19.50 23.25 38.50 36 46.00 23.00 27.50 45.50 42 53.00 26.50 32.50 53.50 48 59.50 29.75 37.75 61.75 54 66.25 33.25 39.75 67.25 60 73.00 3650 46.00 76.00 66 80.00 40.00 50.00 83.00 72 86.50 43.25 54.25 90.00 78 9350 46.75 58.25 97.00 84 100.00 50.00 62.25 104.25 90 106.50 53.25 65.50 111.25 96 114.00 51.00 69.00 117.25 FLAP GATE NITS SEE DETAIL A is 1�T SEE DETAIL B 3• MIN 3' () DIA simLwPE 9•-B• r, 9 rr_J.T1 : . 1 I ]. • ` r t THRU PIVOT 2 - 71W OD. PIPE !r O.D. Sinn PIPE 1/2 OF Ir O.D. ST. Pill WELDED TO POST SKID-RUSSTARr SRO. PEDESTRIAN STY STD. [TRAFFIC -STY OPTIMAL] CASs N FRAME OPTIONAL EXTENSION e• « Tr TM WALL KNODIOUT ON ALL 4 SUES. SEE KO DNEl190N FOR MAXIMUM PIPE O.D. OA7W allcml cm. au w1' tlr 21' 1r r tr Ird9W t■ an 1111115 ar 1r 3r ar 4' ur wal"InOr Tm0 a■a am ar wr sr 3r 4• 1r Wdrw 1.315 tip an Sr 2r 4r 3r r 2r W%2r r XIMS CROP an 3r 2r 4r 3r r ar arWW aaa tam am an i 4r 4111' 3r 3r 4r Sr 3r 411' r Or 3r Sr 3639W MM arfO W 4,em L Da o 91 B TAXED 14 PTgililN lMawa ALL Wpm AE I.NTC ENT. i ALL JtICSaI ■t9 AR 9TNaND FFffiwAW t1i11' OR dPSaIA wIAtF1E NIT. SPECIFICATIONS CONCRETE : am 1 oa«att with of doeign atningth of 4500 PSI 0l 28 daym UnIt In of rneno is canabuction with wncUand dw to n qubvd d pih.Ef Wall flDNFORCEYENT: Orab 50 retlfarcwd. sad rdl« oonfarmMq to ASTM A515 a rwqukM cantare ar equd. O.L CAS7NfS Cant Iron kua nand grotto ort mawtfucturod Can 30. o/ gny cat Won aonfambg to ASTM A45-70 WELDED LOOP FOR CHAIN r DW W/ 1/r REBAR. TACK WELD FOR BREAKAWAY 8 EST-= FAX W-QM MTS 2a-mN PRECAST CONCRETE CATCH JUNCTION BOX 18" 1HR1 - „�, t _ Ewa Ha CBJ636 JUNCTION BOX NTS 2 - 7/8. O.D. PIPE 3' 5.5I3. O.D. PIPE TOP VIEW 1. ALL PYRES SHALL BE BLACK STEEL PIPES, OUiSDE DIAMETER (O.D.) AND WELDED. 2. ALL STIEEL TO BE PAIf10 WITH 2 COATS OF PRIMER AND YELLOW (SUBMIT FOR ENGINEER APPROVAL). 3 PROVIDE 2-2"X5.583. O.D. PYRE AND INSTALL WITH CONCRETE FOOTING (12•X24' D.) FOR TIE -DOWN WHEN GATE IS OPENED. WHEN A COMMERCIAL DRIVEWAY, OR CURB do GUTTER IS CONSTRUCTED, RECONSTRUCTED. REPAIRED OR REGRADED ON COUNTY RIGHT OF WAY USE THE FOLLOWING: A - USE FOR ALL PROPOSED DRIVES ON CURBED TYPE STREETS: R.O.W. LINE PROP. SAINCUT IW BILCKOF GUTTER LINE EXIST. CURB W CLEARANCE r STEEL OVERLAP STANDARD EXI67NG PAVEMENT r-- 2• r- 3•CLEARANCE I.80ARD EXPANSION 12 OR IW NON -EXTRUDING 7'THICK REINFORCED CONCRETE pREFORMED JOINT CUT UNDER (SEE GENERAL NOTE NO.7) M STING 24 COMPACT SUBGIUOa T085%STANDARD PAVEMENT NEWPAVEM PROCTOR DENSITY 'FOR USE MATH CONCRETE OR ASPHALT CURBED TYPE STREETS` B - U�F�A�PR�O�D��NG�RB REMOVAL- 1 - N01H OF 1XIMMY 0.R LINE 3W MAX I* BOARD EXPANSION ORIWNON40r1RUDING PREFORMED JOINT OF NO 1-4M Olm (TVP.) i low SAW GiT 6Uf1Et lNE IXTFfaO E IMM EXPANSION JOINT FROM (FWOR) STREET INTO PROPOSED MVMY. ONLY WIEN 1M1ERE IS AN E IMND MANSION JOINT N THE S"M AT THE PIIO'OBm DItlV[wAY NTIMBEO110H. DRIVEWAY ON CONCRETE CURBED AvlMtovm BT ORA1N BY CONAETE OR ASPHALT STREETS DATE N+A No COMMERCIAL AREA HARRIS COUNTY ENGINEERING DEPARTMENT "HAREM D. and 6P•cSolbroVhaw6pWCORMK-ldwp OIaY4EE1 aBtRS7AM cai «• '• 1 t ]r 1 al rat • ]- t' _ `I 1 1 M• �F $ CITY OF LA PORTE F Y LI � 604 W. FAIRMONT PKWY. :..a LA PORTE. TEXAS, 77571 281-471-5020; FAX: 281-470-SMS CITY OF LA PORTE BROOKGLEN DETENTION PONDS CHANNEL 8112-00-00 CITY OF LA PORTE kIotz';'associates 1160 Dairy Ashford, Suite 500 Houston, Texas 77079 T 281.589.7257 F 281.589.7309 houston.of8ce0Motz.com Texas PE Firm Reg. # F-929 y 1401111 V. FLOODPLAIN REFERENCE MARK NUMBER 020255 IS A HCFCD ALUM. DISK STAMPED B112 BM03 ON BRIDGE AT SPENCER HIGHWAY AND WILLOW SPRING BAYOU LOCATED ON DOWNSTREAM SOUTH CONCRETE WALK AT CERTERLINE OF THE BRIDGE IN KEYMAP 538Z IN THE ARMAND BAYOU WATERSHED NEAR STREAM B112-OD-00 ELEV. 24.11 FEET NAVD 1988. 2001 ADJUSTED. FLOODPLAIN: PROJECT LIES WITHIN ZONE •AE• AND SHADED ZONE •X• WITH A VARIABLE BASE FLOOD ELEVATION BETWEEN 20 AND 22 REFERENCED TO THE N.A.V. DATUM OF 1998 ACCORDING TO FLOOD INSURANCE RATE MAP COMMUNITY PANEL NUMBER 48201CO940L, REVISED JUNE 18, 2007 AND PUBLISHED BY THE FEDERAL EMERGENCY MANAGEMENT AGENCY. N O N .a m ILL rn 3 v N RECORD DRAWINGS AMJ 02 14 12 0 REVI DESCRIPTION BY DATE iv t�'l1T1r o NOTICE: q AT LEAST 48 HOURS BEFORE EXCAVATING IN STREET R.O.W. OR 0 EASEMENTS CALL THE LONE STAR NOTIFICATION 713-223-4567. T7 PRIVATE UTILITY LINES SHOWN 0 wed only for crossing underground duc0ines, unless noted. at time of review only. valid for one year. Gas service Imes are not shown.) RECORD DRAWING THE CONSTRUCTION CONTRACTOR RECORDED CHANGES MADE DURING CONSTRUCTION ON PRINTS OF THE CONTRACT DRAWINGS. KLOTZ ASSOCIATES, INC. HAS CREATED THIS RECORD DRAWING BY POSTING THE INFORMATION SUBMITTED BY THE CONTRACTOR ON THE ORIGINALS OF THE CONTRACT DRAWINGS. ATTESTED BY SIGNATURE: DATE: 02.18.2012 MISCELLANEOUS DETAILS 2 O 0 Klotz Project No 0127.013.000 0 ri Drawn By Ym Chocked By SS p Scale N.T.S. Date FEB 2011 DWG No C-8 Sheet 16 Of 23 M U) in Z O U) O_ .J Z Q O W Z w 0 C) Z UJ aD � O 00Y CL �N LU 0LJ c0_i G N 07�H 1 24' ASH Root prune for detention pond, Fence 2 24' ASH Fence 3 15' PINE Fence 4 30' OAK Fence 5 30' ASH Fence TREE PROTECTION FENCING DETAIL A NOT TO SCALE I Al AS PER DRAWING OR AS APPROVED BY PROJECT URBAN FORESTER AS PER DRAWING OR AS APPROVED BY PROJECT URBAN FORESTER TREE PROTECTION FENCE 1, 5/ ROOT PRUNING TRENCH AS PER DRAWING OR AS APPROVED BY PROJECT FORESTER CURB LINE TREE PROTECTION FENCING DETAIL B NOT TO SCALE 12" DEEP ROOT PRUNING DETAIL NOT TO SCALE of $p CITY OF LA PORTE U � 604 W. FAIRMONT PKWY. LA PORTE. TEXAS, 77571 281-471-5020; FAX: 281-470-5005 CITY OF LA PORTE BROOKGLEN DETENTION PONDS CHANNEL B112-00-00 CITY OF LA PORTE k I o t z associates 1160 Dairy Ashford, Suite 500 Houston, Texas 77079 T 281.589.7257 F 281.589.7309 houston.office@ldotz.com Texas PE Firm Reg. / F-929 FLOODPLAIN REFERENCE MARK NUMBER 020255 IS A HCFCD ALUM. DISK STAMPED B112 BM03 ON BRIDGE AT SPENCER HIGHWAY AND WILLOW SPRING BAYOU LOCATED ON DOWNSTREAM SOUTH CONCRETE WALK AT CERTERUNE OF THE BRIDGE IN KEYMAP 538Z IN THE ARMAND BAYOU WATERSHED NEAR STREAM B112-OD-00 ELEV. 24.11 FEET NAVD 1988, 2001 ADJUSTED. FLOODPLAIN: PROJECT LIES WITHIN ZONE 'AE' AND SHADED ZONE "X' WITH A VARIABLE BASE FLOOD ELEVATION BETWEEN 20 AND 22 REFERENCED TO THE N.A.V. DATUM OF 1998 ACCORDING TO FLOOD INSURANCE RATE MAP COMMUNITY PANEL NUMBER 48201CO94OL, REVISED JUNE 18, 2007 AND PUBLISHED BY THE FEDERAL EMERGENCY MANAGEMENT AGENCY. M I RECORD DRAWINGS IAMJI 02 14 12 IREVI DESCRIPTION I BY I DATE NOS AT LEAST 48 HOURS BEFORE EXCAVATING IN STREET R.O.W. OR EASEMENTS CALL THE LONE STAR NOTIFICATION 713-223-45t)7. PRIVATE UTILITY LINES SHOWN proved only for crossing underground ducUd ines, unless note Ap Vnlid at time of review only. valid for one year. Gas service lines are not shown.) RECORD DRAWING THE CONSTRUCTION CONTRACTOR RECORDED CHANGES MADE DURING CONSTRUC71ON ON PRINTS OF THE CONTRACT DRAWINGS. KLOTZ ASSOCIATES, INC. HAS CREATED THIS RECORD DRAWING BY POSTING THE INFORMATION SUBMITTED BY THE CONTRACTOR ON THE ORGINALS OF THE CONTRACT DRAWINGS. ATTESTED BY SIGNATURE: DATE 02.18.2012 TREE PROTEC11ON DETAILS Klotz Project No 0127.013.000 Drawn By YM Checked By SS Scale N.T.S. Date FEB 2011 DWG No `,-9 Sheet 17 Of 23 N O N m li O q a Lx W 03 Q 0 9 1 U) z N 0 N Z luj ° - O V) EL is _ J z O 1-, I z z s - W Z Q m W p w 00 (9 U) a vY o a0NLLL i oWcoc N CO c _ 1 TOPSOIL OVER RIPRAP TIMBER BENT FOR OUTFALLS 48 IN, DA. AND LARGER. SEE NOTE 4 AND TIMBER BENT DETAIL : I ` Est i�v N•0� j!j�••���I� ii{It!�g,� ti ail ► r,. SEE NOTE 2. 120' INEL D TOM 39 PLAN 3 FT. MAINTENANCE BERM CMP OR HDPE. SEE NOTE 2. 3o17 MANH �I TIMBER BENT FOR OUTFALLS 48 IN. DA. AND LARGER. SEE ER BENT DETAIL SEE NOTE 4. VSEEIF CONCRETE LINED, SEE NOTE 8. 1 Ff. (EI SEE NOTE 6. NOTE 7-1 lJ SEE NOTE 3.-/ A `" \-CONCR T IIJJ 6D OR TOP OF SLOPE 6 IN. ow PIPE ELEVATION ON 20 FT. (MIN.) OPPOSITE BANK, WHICHEVER IS SMALLER. SECTION TYPICAL STORM SEWER OUTEALL STRUCTURE LAYOUT 6 IN. MIN. (01 CEMENT STABILIZED SAND TO SPRINGLIKE SEE NOTE 3. 0_aEOON BEDDING REMOVE EXISTING PIPE 0 FT. MIN. INTO SLOPI F, WRAP JOINT WITH 301 X 12 IN. ASPHALT FELT. TYPICAL ;RETE I NEW PIP CMP SEE NOTE 2. EXISTING PIPE -SEE NOTE 7. SEE NOTE 3. 1.5 O.D. + 12 IN. MIN. SLOPE 6 IN. 20 FT. (MIN., LLL FABRICATED SECTION ELBOW PIPE ADJUSTMENT DETAIL 24-INCH TO 42-INCH DIAMETER CEMENT STABWZF31 SAND REMOVE EXISTING PIPE ALL AROUND PIPE SEE NOTE 3. 10 FT. MIN. INTO SLOPE A SECTION _ BEDDING HDPE PIPE DETAIL TIMBER BENT FOR OUTFALLS 48 IN. DA. PIPE AND LARGER. SEE TIMBER BENT DETAIL A CMP OR HDPE SEE NOTE 2 SEE NOTE 7. �'`: ":.:;.. ' EXISTING PIPE SEE NOTE 3. SEE TYPICAL CONCRETE COLLAR DETAIL SLOPE 6 IN. r• II 20 FT. (MIN.) SEE NOTE 6. SECTION FABRICATED ELBOW PIPE ADJUSTMENT DETAIL 48-INCH AND LARGER DIAMETER v• z 20 MIN. FT. �. Mai o ° rocn B CHANNEL lit�#iih,�!l.�Jc!: D d D 4.2E •I ° D I� TOPSOIL OVER RIPRAP PLAN 20 MIN. FT. H N T 8 MIN. IN. TOE -IN RIPRAP ACROSS CHANNEL SECTION BOTTOM d0 UP �_ SLOPE DO NOT PLACE TOE AGAINST CONCRETE. TYPICAL RIPRAP LININ mm T (MAT THICKNESS) 18 MIN. IN. GRADE 1 m DOUBLE WIDE COUPLER TO 0- 1 FT. 1 FT. Z ENGAGE A MINIMUM OF FOUR MIN. MIN. cnj CORRUGATIONS ON EITHER w _1 SIDE OF THE JOINT. Q 5 FT. MIN. E INTO SLOPE I :4 STAINLESS STEEL BANDS TO L I ( SEE NOTE 9. BE LOCATED ON CROWNS 5 �' L OF CORRUGATIONS (TYP.). M N. INTO SLOP 2 ND MIN. . ; : COUPLER 1 2 IN. EXISTING .,,.. o Z Z PIPE .•; '` ; +, ' • ; co MAX. CONCRETE COLLARLlN D ETAI L " 6 IN. MIN. ALL AROUND (TYP.) .•:...: .ti • •. _,. •: - . y EXISTING SEE NOTE 3. SEE NOTE 3. PIPE SEE NOTE 9. BEDDING CONCRETE PIPE DETAIL TOP OF TIMBER BENT EXPOSED ABOVE SLOPE s Fr. MAX. SEE NOTE 7. HIGH DENSITY CORRUGATED POLYETHYLENE (HOPE) SMOOTH LINED PIPE. HDPE PIPE BAND CMP BAND COUPLER DETAIL COUPLER DETAIL i 4 IN. X 8 IN. Z GALVANIIZZELDD TIMBER n LLJ 1 FT. MIN. ~ z • O O °- PIPE DIA z W VARIES 4 IN. X 12 IN. LL j TIMBER p O - z J SEE NOTE 3. 8 IN. DA. PILE GALVANIZED c U BIN. DIA. PILE � BOLT SEE NOTE 4. u [If TYPICAL SECTIONELEVATION m DETAIL FOR 48_-INCH AND LARGER OUTEALLS .r 1. INSTALL OUTFALLS 48 INCHES OR LARGER, AND STORM SEWER AND TREATMENT PLANT OUTFALOF ANY DIAMETER, WITH RIPRAP EROSION DIMENSIONED AS LS 0 SHOWN IN 'TYPICAL STORM SEWER OUTFALL STRUCTURE LAYOUT.' 3 2. STORM SEWER OUTFALL PIPES WITHIN THE HCFCD RIGHT-OF-WAY o SHALL BE CMP OR HDPE IN ACCORDANCE WITH SPECIFICATION SECTIONLd 02642-CORRUGATED METAL PIPE, HIGH DENSITY POLYETHYLENE PIPE (HDPE) IN ACCORDANCE WITH SPECIFICATION SECTION 02505-HIGH DENSITY Q w POLYETHYLENE PIPE, OR APPROVED EQUAL 3, PROVIDE AND PLACE CEMENT STABILIZED SAND IN ACCORDANCE WITH d SPECIFICATION SECTION NO. 02321-CEMENT STABILIZED SAND. 4, TIMBER BENTS SWILL BE IN ACCORDANCE WITH SPECIFICATION SECTION 02464-TIMBER BENTS. 5. STORM SEWER OUTFALLS SHALL. BE IN ACCORDANCE WITH SPECIFICATION SECTION 02316-STRUCTURAL EXCAVATING AND BACKFIWNG. 6, RIPRAP SHALL. BE PLACED IN ACCORDANCE WITH SPECIFICATION SECTION 02378-RIPRAP AND GRANULAR FILL FILL RIPRAP VOIDS AND BURY RIPRAP A MINIMUM OF 6 INCHES WITH TOPSOIL ON SIDE SLOPE AS DIRECTED BY THE ENGINEER. 7. SET FLOWLINE OF OUTFALLS 1 FOOT ABOVE CHANNEL FL.OWLINE. SEE CONCRETE CHANNEL LINING DETAIL SHEET FOR CMP OR HDPE OUTFALL 8. DETAILS THROUGH CONCRETE CANNEL LINING. STRUCTURAL CONCRETE #4 BARS (GRADE 40) 12 INCH O.C. EACH 9. WAY - FOR COLLARS ONLY. 0 N LY THIS DETAIL SHEET HAS BEEN PREPARED FOR USE ON HCFCD PROJECTS OR PROJECTS TO BE MAINTAINED BY THE HCFCD WHEN COMPLETED BY OTHERS. AN ENGINEER WHO INCORPORATES THE DETAILS ON THIS SHEET BECOMES RESPONSIBLE FOR ITS USE IN THE END PRODUCT IN ACCORDANCE WITH RULE *137.33 (b) AND (c) OF THE TEXAS STATE BOARD OF REGISTRATION FOR PROFESSIONAL ENGINEERS. RECORD DRAWING THE CONSTRUCTION CONTRACTOR RECORDED CHANGES MADE DURING CONSTRUCTION ON PRINTS OF THE CONTRACT DRAWINGS. m 6 w Y w S U N �ga� F"B¢ O < V $H N M 1�s� IOWA IMF N _W O Harris Comt flood Confrol DIskid 1 I � KLOTZ ASSOCIATES. INC. HAS CREATED THIS RECORD 9900 Northwest Freeway T DRAWING BY POSTING THE INFORMATION SUBMITTED BY THE Houston, Texas 77092 CONTRACTOR ON THE ORGINALS OF THE CONTRACT 2 T DRAWINGS. A � DATE: 02J8.2012 DATE: FEB 2011 SECTION sICNATURE:- �SCALE: N.T.S. B NAME: STEPHEN L BYINGTON. P.E. DWG No. SHEET No.. 11.IIA In C-10 1 18 OF 23 I� a 9 o w z z Ld ° a¢ O 0- _m � o z Q iz - LU Z O w - F_ L~LI � _ ¢ u p p i� z z 0 pp J O f- U) N ib a 0CD 0 LL o�rnV No]�S SEE STORM SEIW*-LR 5c 3 MIN FT. SHEET' , SEE NOTES D 2. SEE WEEP HOLE DETAILS. •AT 4 ♦,♦, FA ♦ TOP OF ° STAIRS TO BE INSTALLED LOCATIONS SHOWN • „ , ♦ ♦ T. lM a PILOT CHANNEL_ (SEE TABLE ONE BELOW) z z z i m m TOEWALL AT TOP OF CHANNI LINING. (SEE TYP. CHA NN LINING DETAIL. 8 IN X 2 FT MIN fI•11 OTW,i'h1Ti1l A 3 Fr.HARDWARE CLOTH z � f�•�i HARDWARE CLOTH � 4 IN. DIA PVC SEE NOTES I Imo-_ 1 AND 2. i, DRAIN GRAVEL 15 # ROOFING FELT 5 MIN. IN. N 15 ROOFING FELT GRADE BEAM -SEE DErAIy o z MID —SLOPE LINING !- N _ 0 o a :4 ::1> o to TYPE "A'� a ' c p 3 / 4 IN. DAti PVC v (TYP-) ;a °:q:P 9j� B MIN IN. 15 � ROOFING FELT HARDWARE CLOTH z y a •• °:d:Q�4 yy, CONC. CHANNEL 15 # ROOFING FELT WEEP HOLE 0 0 0 0 i: o v TOW DOWNSTREAM ALL UPSTREAM E ' / TOEWALL UPSTREAM TOEWALL AT UPSTREAM AND• _1 2 DOWNSTREAM. I V. TYPE "B" I (n TYPE "B" WEEP HOLE DOWNSTREAM ENDS OF �' WEEP HOLE o LINING (SEE TYP. CHANNEL • � •' (�.) r "9s / SEE WEEP HOLE DETAILS. FILTER FABRIC I SEAL SLAB \ `IFlLTER FABRIC LINING DETAIL). DRAIN GRAVEL z FF IN X 3 FT MIN TOP OF NEL LINING a 1 FT. jI.FT. �t DRAIN GRAVEL d.d v..: SPECIFY REINFORCING c � STEEL_. SEE NOTE 11. z S ? / 6 IN. 3 FT. 6 IN. 1 Fr. 2 FT. 1 FT, ix (� TOP OF BANK LINING SECTION J SECTION 8 MIN IN, TYPICAL CHANNEL LINING DETAIL �► �� �� Q TYPE A WEEP HOLE TYPE B WEEP HOLE o Wo CO UO DRAINAGE GEOTEXTILE TYP. d SYMMETRICAL L v. MATH EXISTING GEOTEXTILE TYP. G OMPOS WITH 8 OZ. Z ° d° ABOUT CL' , v . d = CHANNEL REINFORCEMEt4 Fr. MIN. .: z -WOVEN TEXTILE. z W d Z ° ALL AROUND �v N e.TRIM PIPE FLUSH WITH CHANNEL 4 IN. DIA PVC PIPE _ z _z z_ 4 IN. DIA PVC PIPE d �z. - •� - LINING MIN IN. O NING o � ° .VARIES BASED ON N Nz nZ JSIDE SLOPE, MIN. z°1 FOOT VERTICAL - —• ;77° "�•'- s' vJ� W W1-44 AT TOE OF SLOPE `•.. ::':' IT z __jj Z ° ° APPLY CONST. ADHESIVE O Q °' - EXTENT OF SEE NOTE 8. d '3pr . . THICKENED AREA I EL ION TO FILTER FABRIC TOP do SECTION z = v' d a 4 MIN FT. BOTTOM CONTINUOUSLY J 0 ° ° SPECIFY REINFORCING n n C 4 MIN FT.. c r I STEEL. SEE NOTE 11. TYPE C WEEP H 0 LE U W d WEEP HOLE ES: o d c SECTION ERS ON 1. MATERIALS: ° i °' 2 GALVANIZED NUTS U o. PIPE: 4 IN DIA. SCH. 40 PVC d. FILTER FABRIC: m z n d - d EACH AND W1/2 X 6 N. b. DRAIN G SIEVE SIZE % FINER NON -WOVEN GEOTEXTILE d ° d ° " "J" BOLTS, OR EQUIVALENT. 1 IN 100 MIN. ADS SIEVE NO. 100 ASTM A-36, PLACED AT /4 MAX' ADS SIEVE NO. 70 M U 3 v v 30 DEGREE INTERVALS IN 20 - 90 WEIGHT OZ/SY 6 OZ. MIN d THROUGH PIPE. NO. 4 0 - 60 d I 'I NO. 8 0 2. CUT WEEP HOLE PIPE FLUSH WITH CONCRETE SU E. 3:: Q d. ° d . d ' °1 3. TYPE "A" AND "C' WEEP HOLES FOR TYPICAL RE U °.. C. DWARE CLOTH: MIN. OPEN MAX. OPEN 3 m m — — _ 1/8 IN 1/4 IN CONCRETE CHANNEL LINING. TO BE STAGGERED. a°_ WEEP HOLE DETAILS W WUj ° ° PIPE OUTFALL NOTES FOR EXISTING CHANNEL LININGQ TOE OF SLOPE 1. WHEN PLACING THROUGH EXISTING CHANNEL GENERAL NOTES: w w a PLAN LINING , SAW -CUT 1 INCH AND REMOVE 4 FEE 1. STRUCTURAL CONCRETE FOR CONCRETE CHANNEL LINING AND NONSTRUCTURAL. CONCRETE FOR SELL. SLAB W U a ALL AROUND. SHALL BE IN ACCORDANCE WITH SPECIFICATION SECTION NO. 03310-CONCRETE. 2. EXPOSE A MIN. OF 18 INCHES OF STEEL 2. REINFORCING STEEL SHALL. BE IN ACCORDANCE WITH SPECIFICATION SECTION NO. 03310-CONCRETE SPECIFY REINFORCING PIPE 0 UTFALL DETAILS 3. EXCAVATION AND BACKFILL FOR CONCRETE CHANNEL LINING SHALL BE IN ACCORDANCE WITH SPECIFICATION STEEL SEE NOTE 11. SECTION NO. 02316-STRUCTURAL EXCAVATING AND BACKFlLLUNG. in v2 FEET 5 MIN INCHES SEE TYP. 01 CHANNEL ZEE NOTES ►fit/, ����' SEE DOLL A. SEAL SLAB SEE NOTE 5. SPECIFY REINFORCING STEEL, SEE NOTE 11. (OOA'HALF SECTION TYPICAL TRAPEZOIDAL CHANNEL LINING TABLE ONE B WIDTH PILOT CHANNEL WIDTH BW < FT FIAT BOTTOM BW = 1 - 20 Fr 6 Fr BW > 20 FrqW4j,, 8 Fr CHANNEL BO i PILOT CHANNEL (SEE TABLE ONE) z z 5 MIN IN. SEE TYP. CHANNEL LINING DETAIL I 5 If ROOFING La. FILTER F I F 0 N7_XTA o Z 4 IN. PVC PIPE o W/HARDWARE CLOTH OVER END. (FOR OUTFAIIS 24-42 INCH DUI.) 4. RIPRAP SHALL BE IN ACCORDANCE WITH SPECIFICATION SECTION NO. 02378-MPRAP AND GRANULAR FILL a! X 1 3/4 INCH MATERIAL TYPE 5. A NON -REINFORCED 4 INCH MINIMUM NONSTRUCTURAL CONCRETE SEAL SLAB WILL BE REQUIRED BENEATH 4- � A CONCORMETE CHANNEL THE BOTTOM OF CONCRETE CHANNELS. co Z A 6 STRUCTURAL CONCRETE GRADE BEAMS SHAM BE INSTALLED TRANSVERSLEY AT 20 FOOT MAX. CENTERS ON - 0 e CONCRETE LINED CHANNELS WITH BOTTOM WIDTHS EQUAL. TO OR GREATER THAN 20 FEET. v 7• JOINTS: O < 0 6 IN. A PLACE CONSTRUCTION AND/OR EXPANSION JOINT IN CONCRETE LOW -FLOW AND TRAPEZOIDAL BOTTOM vvl $ V-S SECTIONS AT 20 FOOT MIN., 60 FOOT MAX. SPACING CONTINUOUSLY THROUGH CHANNEL LINING. 2 �, �_ 1 FT. # DOWELS ON B. PLACE CONTROL JOINT ON SLOPES AT 20 FOOT SPACING. $ 3 a FT. TYPE B SEAL SLAB IN. CENTERS. S. CEMENT STABILIZED SAND SHALL BE PROVIDED AND PLACED IN ACCORDANCE WITH SPECIFICATION SECTION WIDTH / AWEEP HOLD O C SEE NOTE 5. 1 FT-6 IN N0. 02321-CEMENT STABILIZED SAND. ®Wi SEE WEEP HOLE MIN FT. GREASE do WRAP ONE END OF 9. DELETE 2 FT FLAT EDGE WHEN LINING IS BELOW TOP OF BANK. SEE MID -SLOPE LINING DETAIL WALL 3 FOOT MIN. DEPTH AT BOTTOM OF SLOPE AND 8 INCHES THIICK. qW n� DE1yJ1,5, 1D. UPSTREAM AND DOWNSTREAM TOE 1 DOWEL WITH FELT OR USE FILTER FABRIC. SEE 11. #4 AT 12 INCH O.C. MINIMUM OR EQUIVALENT WELDED WIRE FABRIC. SEE DETAIL B. PLASTIC SLEEVE AND PLACE IN WEEP HOLE NOTES. O CENTER OF SLAB. SP REINFORCING NOTE 11. EXPANSION JOINT THIS DETAIL SHEET HAS BEEN PREPARED FOR USE ON HCFCD Y IN 0GRADE STEEL. PROJECTS OR PROJECTS TO BE MAINTAINED BY THE HCFCD WHEN WHO PORATES 3/4 IN. MATERIAL TYPE BEAM DETAIL OR ITS USE THE DETAILS ONCOMPLETEDTHIS HEETETYSBECOMES RESPONSIBLE BLE FR TYPE C WEEP HOLE (SEE NOTE 6) CONTINUOUS STEEL IN THE END PRODUCT IN ACCORDANCE WITH RULE 4137.33 (b) AT FEET O.C. DETAIL B AND (c) OF THE TEXAS STATE BOARD OF REGISTRATION FOR SEE WEEPLS. HOLE PROFESSIONAL ENGINEERS. TREAD IN. OPTIONAL KEYED JOINT. NOTE: STRUCTURAL BACKFlLL MATERIAL Z 12 TO BE �. 6 IN RECORD DRAWING hams COUMV FILTER FABRIC AV SEE WEEPHOIE R IN. NOTES. . — STEEL. SEE NOTE Itt1 CONSTRUCTION JOINT r.c• .:.:.: �/ 3/4 IN. MATERIAL TYPE /./i SEAL SLAB SEE NOTE 5. A WEEP HOLE FT. O.C. SPECIFY R RCING SEE WEEP HOLE DETAILS. STEEL OTE 11. TYPICAL RECTANGULAR CONCRETE TCHOIICKN NMIN HALF JOINT IN (SLOPES ONLY) CHANNEL LINING HALF SECTION STAIR DETAIL CONTROL JOINT P.E. SEAL AND SIGNATUARE THE CONSTRUCTION CONTRACTOR RECORDED CHANGES Thad Corkol Di6d MADE DURING CONSTRUCTION ON PRINTS OF THE CONTRACT DRAWINGS. 9900 Northwest Freeway KLOTZ ASSOCIATES, INC. HAS CREATED THIS RECORD Houston, Texas 77092 DRAWING BY POSTING THE INFORMATION SUBMITTED BY THE CONTRACTOR ON THE ORGINALS OF THE CONTRACT DRAWINGS ATTESTED BY Y — DATE: FEB 2011 SIGNATURE: DATE: 02.18.2012 SCALE: N.T.S. NAME: STEPHEN L BYNGTON. P.E. DWG No. SHEET No. C-11 19 OF 23 0 0 c w W zN N a w - Z 0 • a m 2z_ / U W 0 o Q o o t � o a m Z g; ZCIO 011 z 0 f- 9 m Z WO a t n Z Z O Dom. I- Z a w O_ m 9 LU J o Z O ¢¢ a 0 00 00 Y v0 N O O N N M N (n.... II 1 I REINFORCED FILTER FABRIC ^350LF I 50'X20' STABILIZED —[ CONSTRUCTION 7 EXIT FILTER FABRIC — 20OLF — I I FILTER FABRIC 22OLF I I !C I MOR IGE DR. — _ V — 11 V /A/z I a w9G-- REINFORCED FILTER FABRIC — 255LF I / DETENTION POND lk D2 - 174LF FILTER FABRIC 215LF FILTER FABRIC I �/I n I J of $� CITY OF LA PORTE a 604 W. FAIRMONT PKWY. LA PORTE. TEXAS, 77571 281.471-5020; FAX: 281-47MOD5 CITY OF LA PORTE BROOKGLEN DETENTION PONDS 0 40 80 CHANNEL B112-00-00 CITY OF LA PORTE SCALE 1"=40' klotAN)associ ate s LEGEND 1160 Dairy Ashford, Suite 500 Houston, Texas 77079 REINFORCED FILTER T 281.589.7257 F 281.589.7309 —X RFB X— FABRIC BARRIER houston.office®klotz.com Texas PE Firm Reg. / F-929 —X FF X— FILTER FABRIC IP INLET PROTECTION SCA STABILIZED CONSTRUCTION EXIT IN BENCHMARK: FL FLOWLINE ELEVATION FLOODPLAIN REFERENCE MARK NUMBER 020255 IS A HCFCD ALUM. DISK STAMPED B112 BM03 ON BRIDGE AT SPENCER FD FILTER DAM HIGHWAY AND WILLOW SPRING BAYOU LOCATED ON DOWNSTREAM SOUTH CONCRETE WALK AT CERTERUNE OF THE BRIDGE IN KEYMAP 538Z IN THE ARMAND BAYOU WATERSHED NEAR STREAM 8112-00-00 ELEV. 24.11 FEET NAVD 1988, 2001 ADJUSTED. PROJECT LIES WITHIN ZONE "AE" AND SHADED ZONE "X" WITH A VARIABLE BASE FLOOD ELEVATION BETWEEN 20 AND 22 REFERENCED TO THE N.A.V. DATUM OF 1998 ACCORDING TO FLOOD INSURANCE RATE MAP COMMUNITY PANEL NUMBER 48201CO940L, REVISED JUNE 18, 2007 AND PUBLISHED BY THE FEDERAL EMERGENCY MANAGEMENT AGENCY. ILL\ I RECORD DRAWINGS IAMJI 02/14/12 1 NOTICE. AT LEAST 48 HOURS BEFORE EXCAVATING IN STREET R.O.W. OR EASEMENTS CALL THE LONE STAR NOTIFICATION 713-223-4567. PRIVATE UTILITY LINES SHOWN Centel Energy/Electric Facilities Approved only for crossing underground ductlines, unless noted. O Valid at time of review only. O O rM Date: p SBC Approved for underground conduit facilities only. r Signature valid for one year. N Gas service lines ore not shown.) RECORD DRAWING THE CONSTRUCTION CONTRACTOR RECORDED CHANGES MADE DURING CONSTRUCTION ON PRINTS OF THE CONTRACT DRAWINGS. KLOTZ ASSOCIATES, INC. HAS CREATED THIS RECORD DRAWING BY POSTING THE INFORMATION SUBMITTED BY THE CONTRACTOR ON THE ORGINALS OF THE CONTRACT DRAWINGS. ATTESTED BY SIGNATURE:_,!//2�� DATE 02.18.2012 STORM WATER POLLUTION PREVENTION PLAN Klotz Project No 0127,013.000_ Drawn By YM Chock ed By SS Scale 1 "=40' Date FEB 2011 DWG No C-12 Feet 20Df23 1 a 1 ' z N = m Z x Z m � E¢ e o a o 11 Z 0 w U) ? N z O w > ow _� a LU Z= 0 Z _ 0 a zQ f Z • a y O t H =� o -j BE ¢m 0 w w 2 co � Of 9 `t 0 M O W � N m_N.(n___. 1. SET SUPPORTS AND EXCAVATE 4 IN. X 5 IN. TRENCH UPSLOPE ALONG LINE OF SUPPORTS. 4 FT. MAX FOR UNREINFORCED FENCE. 6 FT. MAX FOR REINFORCED FENCE. 3. ATTACH SILT FENCE FABRIC TO WIRE FENCE AND EXTEND INTO THE TRENCH. I TOE OF Z SILT FENCE FABRIC 2. SECURE WIRE FENCING TO 07p 4. BACKFILL AND COMPACT THE EXCAVATED SOIL. EXTEND SILT FENCE FABRIC INTO TRENCH. WIRE OR PLASTIC /GRID MESH AA S� CONSTRUCTION NOTES: 1. SEE SPECIFICATION SECTION NO. 02361-SILT FENCES. x� RSF �x REINFORCED SILT FENCE X� (�� �x SYMBOL X— X SILT FENCE SYMBOL SILT FENCE �CHANNEL FLOWLINE ,-TOE OF SLOPE PLAN IN —CHANNEL FILTER DAM PROJECT 407 /-FLOWLINE C 7-1 •. A C 5'—O. F 01 4-° r-- -~i 0 1 4 USE 1/2 IN BOLTS TO SECURE SIGN AND PLEXIGLAS TO POSTS (3 PER POSTS) 4 IN x 4 IN PRESSURE 1 TREATED POST N NOTE: CONSTRUCT IN ACCORDANCE WITH HCFCD SPECIFICATION SECTION 01580 - PROJECT SIGNS. I nl I �1— II II M Z II � II II Li u u LEFT SIDE FRONT CSN HOLDER SWEEP / BMP SIGN AND CONSTRUCTION SITE NOTICE HOLDER DETAILS PROVIDE APPROPRIATE TRANSITION BETWEEN STABILIZED CONSTRUCTION EXISTING ACCESS AND EDGE OF ROADWAY. 3 GROUND 50 FT. MIN. 50 FT. MIN. < I 71 � GEOTEXTILE NOTES: MIN. AOS SIEVE NO. 120 MIN MAX. ADS SIEVE NO. 50 MAX WEIGHT OZ/SY 4 OZ. MIN NOTE 8.6. . •..• .• T T T T T� T T R T T T a1 • • - S► 4 FT C SECTION 3 FT- WIRE MESH (SEE NOTE B.1.) ti� 1 a 1 a. II � I�����Rli��-���lls. •� MIN,I�1 • r .�i�i�i� 1 a 14 C 5 FT. MIN. ©---1: ONLY APPIJES FOR PLAN DETENTION BASIN OUTFALL PIPE FILTER DAM AT DETENTION BASIN OUTFALL PIPE PROTIECTION. WIRE MESH (SEE NOTE B.1.) SEE GEOTEXTIIE NOTES FD—TYPE SYMBOL INTERCEPTOR STRUCTURE A'D INLET PROTECTION (SEE DETAIL Dj. BACKSLOPE SWALE m '� m �— 50 FTC. �20 INTERVALS v I r AS NEEDED T O !•7271�##=# lei]#• L- SEE DETAIL "B". DETAIL "A" -PROP. TOE OF SLOPE OR NORMAL 20 Ft. WATER SURFACE. \200 SOD1 • • IR 0 m TWO ROWS STA(-IG RED SOD PANELS 1YP NOTES: 1. FOR SOD ROLLS, 24 INCHES WIDE, PLACE STAPLES ON 24 INCH CENTERS NEAR THE EDGES. STAGGER STAPLES � ON OPPOSING SIDES. PLACE ADDITIONAL 0 FT ERV STAPLES IN CORNERS AT ENDS OF ROLL NEEDED AND ONE IN MIDDLE AT BOTH ENDS -------- OF ROLL. PROP. TOP OF SLOPE 2. PROVIDE STAPLES PER SPECIFICATION SECTION NO. 02922-SOD. SEE DETAIL "A" 3. SOD ROLL AS SHOWN IN DETAIL "Co S EQUIVALENT TO TWO ROWS OF SOD PROP. TOE PANELS. 02 OF SLOPE 24 �N• 24 IN._ SOD 11 ROLLS la i � "U" STAPLES .Ii ..I "ii a aESTAa r12 IN. 24 IN. 45' "U" STAPLES DETAIL "B" DETAIL "C" U) — PROP. TOP OF SLOPE FOUR ROWS SEE DETAIL "A" \ r\\\ WHERE NO BACKSLOPE SWALE EXISTS OR FOR PAVED CHANNEL, PLACE A DOUBLE ROW OF SOD PANELS AT TOP OF SLOPE. D SECTION •1 3 • • • JG FILTER DAM NOTES: A. TYPES OF FILTER DAMS 1. TYPE 1 NON -REINFORCED) a. HEIGHT - 18-24 INCHES. MEASURE VERTICALLY FROM EXISTING GROUND TO TOP OF FILTER DAM. b. TOP WIDTH - 2 FEET (MINIMUM) C. SLOPES - 2:1 MAXIM M). )MAXIMUM). 2. TYPE 2 (REINFORCE[ . a. HEIGHT - 18-3 INCHES. MEASURE VERTICALLY FROM EXISTING GROUND TO TOP OF FILTER DAM. b. TOP WIDTH - 2 FEET MINIMUM). c. SLOPES - 2:1 MAXIMUM). 3. TYPE 3 (REINFORCE[ a. HEIGHT - 36- INCHES. MEASURE VERTICALLY FROM EXISTING GROUND TO TOP OF FILTER DAM. b. TOP WIDTH - 2 FEET (MINIMUM). c. SLOPES - 3:1 (MAXIMUM). 4. TYPE 4 (GABION) a. HEIGHT - 30 INCHES (MINIMUM). MEASURE VERTICALLY FROM EXISTING GROUND TO TOP OF FILTER DAM. b. TOP WIDTH - 2 FEET MINIMUM 5. TYPE 5. AS SHOWN ON E PLANS. B. CONSTRUCT FILTER DAMS ACCORDING TO THE FOLLOWING CRITERIA UNLESS SHOWN OTHERWISE ON THE PLANS. 1. TYPE 2 AND 3 FILTER DAMS: SECURE WITH 20 GAUGE GALVANIZED WOVEN WIRE MESH WITH 1 INCH DIAMETER HEXAGONAL OPENINGS. 2. GRANULAR FILL: a. PLACE ON MESH TO HEIGHT AND SLOPES SHOWN ON PLANS OR AS SPECIFIED BY THE ENGINEER. b. 3-5 INCHES FOR ROCK FILTER DAM TYPES 1.2, AND 4 AND 4-8 INCHES FOR ROCK FILTER DAM TYPE 3. REFER TO GRANULAR FILL IN SPECIFICATION SECTION NO. 02378-RIPRAP AND GRANULAR FILL. 3. WIRE MESH: FOLD AT UPSTREAM SIDE OVER GRANULAR FILL AND TIGHTLY SECURE TO ITSELF ON THE DOWNSTREAM SIDE USING WIRE TIES OR HOG RINGS. 4. IN STREAMS: SECURE OR STAKE MESH TO STREAM BED PRIOR TO AGGREGATE PLACEMENT. 5. SEE SPECIFICATION SECTION NO. 02364-FILTER DAMS. 6. EMBED ONE FOOT MINIMUM INTO SLOPE AND AT SLOPE RAISE ONE FOOT HIGHER THAN CENTER OF DEPRESSED AREA. THIS DETAIL SHEET HAS BEEN PREPARED FOR USE ON HCFCD PROJECTS OR PROJECTS TO BE MAINTAINED BY THE HCFCD WHEN COMPLETED BY OTHERS. AN ENGINEER WHO INCORPORATES THE DETAILS ON THIS SHEET BECOMES RESPONSIBLE FOR ITS USE IN THE END PRODUCT IN ACCORDANCE WITH RULE 0137.33 (b) AND (c) OF THE TEXAS STATE BOARD OF REGISTRATION FOR PROFESSIONAL ENGINEERS. RECORD DRAWING THE CONSTRUCTION CONTRACTOR RECORDED CHANGES MADE DURING CONSTRUCTION ON PRINTS OF THE CONTRACT DRAWINGS. KLOTZ ASSOCIATES. INC. HAS CREATED THIS RECORD DRAWING BY POSTING THE INFORMATION SUBMITTED BY THE CONTRACTOR ON THE ORGINALS OF THE CONTRACT DRAWINGS. ATTESTED BY O2J S.2O12 SIGNATURE— DATE: NAME: STEPHEN L BYINGTON, P.E. P.E. SEAL AND SIGNATURE 3 W a • Q m D] le W a U Q `D "its Ii- — IFS t 0LA Ln 0 (a ^sri i 1W N +- 0 Y ioRIS coU* flood Coikol Disfir d 9900 Northwest Freeway Houston, Texas 77092 DATE: FEB 2011 SCALE: N.T.S. DWG No. SHEET No. C-13 21 OF23 w z o z W w0 a 0 m 5 o EL z LU 0 0-' I z a o z Lu uj o ¢ s z LLI w LL J Q 1 00 00 Y - v Ljj �N C0- in in c\1 N m N 1 1 U + N N U > N at°n000 m 4-'0 4- c G 0'- -3•oE aimo° 4) in 4- 4- COaND CT L in C war 4. 4-- X CO O W d L 00 in N In ,T 4--0 N ° o>5 .oF- 0� 10TUO L4)4-4- (13 > O L 7 OO E O 0 N L U) •- >T _ +-.- '0•- U 'OC-N L---- L 10 � 0 c>>mU 0 c c c in ° a u10N0 L 4- 4- 0 L 4-aco OL U) (0 CrN3�E W:) N L 4) Z 0 4-- a= Jt .H L N +-oL o a t- 0 c D ri (D in E a L 0 a c 0 4- U) 0 4- c_ U 0 a N 3 4- 4- U) ai 0 W i- O 3 3 a 4- OPTION ONE DIMENSIONS AND QUANTITIES D SLOPE T L X 2 PIPES 3 PIPES MULTIPLE PIPES, N=# OF PIPES W RIPRAP W RIPRAP W (INCHES) RIPRAP (CY) 1811 6:1 21/2" 9'-9" 3'-9" 5' -1 1 " 2.17 CY 8'-7" 3.09 CY 32 (N) +7 0. 322+0. 922 (N) 18" 8:1 21/2" 1 3' -4" 5'-0" 5' -1 1 " 2.61 CY 8'-7" 3.71 CY 32 (N) +7 0. 401 +1 . 104 (N) 21 " 6:1 2%4 at1 1'-4%2113' - 101/2 11 6' -7" 2.54 CY 9' -7%2" 3.65 CY 36. 5 (N) +6 0. 306+1. 115 (N) 21 " 8:1 2Y4 " 1 5' -611 5'-2', 6' -7" 3.07 CY 9' -71/2 " 4.41 CY 36. 5 (N) +6 0. 384+1 . 344 (N) 2411 6:1 3" 1 3' -011 4' -0" 7'-3" 2.93 CY 10' -8" 4.25 CY 41 (N) +5 0. 280+1. 324 (N) 2411 8:1 3" 1 7' -8" 5' -411 7'-3" 3.56 CY 10'-8" 5. 1 7 CY 41 (N) +5 0. 353+1. 604 (N) 2711 6:1 31/4 " 4' -71/211 4' -11/211 7' -1 1 " 3.34 CY I 4/2" 4. 89 CY 45. 5 (N) +4 0. 245+1 . 549 (N) 2711 8:1 31/4 19'-1011 5'-611 7'-11" 4.08 CY 11'-81/2" 5.97 CY45.5(N)+4 0.310+1.886(N) 30" 6:1 31/211 16' -311 4' -3" 8'-7" 3.78 CY 12' -9" 5.57 CY 50 (N) +3 p, 199+1. 790 (N) 3011 8i1 31/2 22' -O" 5' -811 8'-7" 4.63 CY 12' -9" 6.82 CY 950 (N) +3 0. 252+2. 188 (N) ADDITIONAL #4 REINF. STEEL SECTION NOTE: CONCRETE QUANTITIES ARE SHOWN FOR CONTRACTOR'S INFORMATION ONLY. D SLOPE L W CL A CONC (CY) 5' CL 8 CK (CY) 1 8" 6:1 9' -9" 2' -10" 1. 29 (N) 0.00 1811 8:1 1 3' -4" 2' -10" 1. 70 (N) 0.00 2111 6:1 11'-4 " 3'-1" l.62(N) 0.00 21" 8:1 15'-6" '-1" 2.14(N) 0.00 24" 6:1 1 3' -011 ' -q" 1. 99 (N) 0.00 24" 8:1 1 7' -8" 3' -4" 2. 63 (N) 0.00 27" 6:1 1 4' -71 " 3' -7" 2. 40 (N) 0.05(N-1) 27" 8:1 19' -1011 3' -7" 3. 17 (N) 0.07IN-1) 30" 1 6.1 16' -3" ly-1011 1 2. 84 (N) 0.09(N-1) 30" 1 8:1 22' -0" 3' -10" 0.12(N-1) NOTE:"N"= # OF CULVERT PIPES. CONCRETE QUANTITIES ARE SHOWN FOR CONTRACTOR'S INFORMATION ONLY. "I "L" PLAN #4 REINF. BARS AT 6" C-C END OF PAYMENT FOR PIPE ELEVATION #4 REINF. BARS SLOPED CLASS "A" CONCRETE BOX OPTION TWO " CL. "B" )NC. RIPRAP '-O" "L" (BASED ON 4" DROP AT END OF PIPE) ElOwl co 11 X t, I PLAN Lr) 1#14 BAR - - -14 ti REINF. BARS (SEE TYPICAL SECTION AT PIPE RUNNERS) CONC. RIPRAP CL. "B" 12 ,t PIPE JOINT JOINT AS REQUIRED 2-#4 REINF. BARS ELEVATION SLOPED REINFORCED CONCRETE PIPE 4 1/2„ -I I BARS U I (ALL OPTIONS) a w 4" a .-r a 3tt i� PIPE RUNNERS „T„ 12" OPTION ONE PARALLEL DRAINAGE APPLICATION THREE (3) OR MORE 18" THRU 24" PIPES REQUIRE PIPE RUNNERS. TWO (2) OR MORE 30" R.C. PIPES REQUIRE PIPE RUNNERS. REQUIRED PIPE SIZES FOR GIVEN PIPE YIELD 35 KSI 42 KSI 52 KSI CULVERT SIZE ASTM A53, TY E & S ASTM A500 API 5LX52 GR. B GR. B 18 THRU 30" 3 XXS 3.500 2.300 3 XS 3.500 2.900 3" STD. 3. --- 3. 068 3-1/2"XS 4.000 3.364 3-1/2"STD 4.000 3.548 GENERAL NOTES: 1.ALL MITERED PIPE SECTIONS, REINFORCING STEEL 1"X 2" SLOTTED HOLE BOLTS, NUTS, WASHERS, CONCRETE AND PIPE RUNNERS ARE CONSIDERED PARTS OF THE SAFETY END TREATMENT PIPE RUNNER FOR PAYMENT. 2. ALL REBARS ARE #4. UNLESS NOTED ALL REBARS N SHALL HAVE 1-1/211 MINIMUM COVER. it 0 3.DESIGN: SAFETY PIPE RUNNERS ARE DESIGNED FOR A TRAVERSING LOAD OF 10,000 POUNDS AT YIELD AS = zp ~ w RECOMMENDED BY RESEARCH REPORT 280-2F, SAFETY LO `�'� w z p TREATMENT OF ROADSIDE PARALLEL DRAINAGE STRUCTURES, a- 0 � a TEXAS TRANSPORTATION INSTITUTE, JUNE 1981. cl o ~ > 4.PIPE RUNNERS MAY BE SIMPLE SPAN OR CONTINUOUS BAR U o ACROSS MULTIPLE PIPES. ADEQUATE SUPPORT AND ANCHORAGE FOR PIPE RUNNERS SHALL BE PROVIDED AS 34„ / SHOWN ON THIS SHEET AND AS DIRECTED BY THE 1 1 X 1_ 0 BOLT, HEX NUT, & WASHER ASTM A307 ENGINEER. v / 3 /2 TWO BARS U ARE REQUIRED AT EACH ANCHOR BOLT, PLACED 4 OII EACH SIDE OF THE ANCHOR BOLT. 02�3 by T. wi oi�*^� cr Tronspor+cr lon, O riphti riilrVitl YPE E N RECORD DRAWING PIPE RUNNERS MAX. & TYP. 2411 241, 4" = == �,.. a SAFETYTEND TREATMENT TtE CONSTRUCTION CONTRACTOR RECORDED CHANGES MADE DURING CONSTRUCTION ON PRINTS OF THE CON CT MIN. O �► -PARALLEL DRAINAGE- $ KLOU ASSOCIATES, INC. HAS CREATED THIS RECORD 1 8 " TO 30 ,1 DRAVMNG BY POSTING THE INFORMATION SUBMITTED BY HE FORM NOTCH FOR �� a Q MULTIPLE PIPES CONTRACTOR ON THE ORIGINALS OF THE CONTRACT PIPE RUNNERS A S R ~' ~ a DRAVNNGS. ATTESTED BY (3 d 0218.201 DIRECTED BY THE FLOW LINE6" MAX. SET (3) (FW) SIGNATURE: DATENGI_NEER_ ORIGINAL DRAWING - APRIL 1987 _ DAMN mr.a STATE FEDERAL A1D PROJECT N0. xlgmY NAME: SIEPHEN L BYINGTGN, P.E.TYP I CAL PLACEMENT FOR PIPE RUNNERS REVISED-NOV.1991-M.J.N. CHECKED 6 TEXAS REVISED-FE8.1994-E.R.F. TRACED DIST jm TNO. COUNTY mrt stc�toxr (ALL OPTIONS) CHECKED FORT IC-141 I2 of 23 Ia I i� z Z N U) 12 w 0 iLd 3 0 ¢ x _ Z -¢ W 0 ~ O W O w p Q. W O a J U v 00 Y U LL. O 0 N N CO co i— � I 120'J120, — — 100, 50' I 30' MIN. Vol; I D f, A M W.11 WORK AREA (VARIES) O' r 50, 100' ! EXISTING POSTED SPEED LIMIT = 30 CONSTRUCTION ZONE SPEED LIMIT =25 12(y LEGEND F SIGN POST CHANNELIZING DEVICES O O "rro a axe O am -au ssxa4 Q FLAGMAN LOCATION FLASHING ARROW BOARD ( OPTIONAL) 120' 1 TRAFFIC NOTES: 1. CONTRACTOR SHALL PROVIDE AND INSTALL TRAFFIC CONTROL DEVICES IN CONFORMANCE WITH PART VI OF THE TEXAS MANUAL ON UNIFORM TRAFFIC CONTROL DEVICES (TEXAS MUTCD, MOST RECENT EDITION WITH REVISIONS) DURING CONSTRUCTION. 2. NO LANES SHALL BE CLOSED DURING THE HOURS OF 5:30 AM TO 7:00 PM MONDAY through FRIDAY IN DOWNTOWN/MIDTOWN AREA. 2B. NO LANES SHALL BE CLOSED DURING THE HOURS OF 7:00 AM TO 9:00 AM AND 4:00 PM TO 6:00 PM MONDAY through FRIDAY. 2C. NO WORK LANES SHALL BE CLOSED IN RESIDENTIAL AREA FROM 7.00 PM TO 7:00 AM. 3. CONTRACTOR SHALL MAINTAIN ONE LANE OF TRAFFIC IN EACH DIRECTION DURING WORK HOURS. 3A. CONTRACTOR SHALL MAINTAIN TRAFFIC LANE(S) ACCORDING TO TRAFFIC CONTROL PLAN(S) DURING WORKING HOURS. 4. CONTRACTOR SHALL COVER OPEN EXCAVATIONS WITH STEEL PLATES ANCHORED PROPERLY DURING NON —WORKING HOURS, AND OPEN LANES FOR NORMAL TRAFFIC FLOW. 5. OFF —DUTY UNIFORMED POLICE OFFICERS)/FLAGGER(S) IS/ARE REQUIRED TO DIRECT TRAFFIC WHEN LANES ARE BLOCKED. 6. IN THE EVENT WHEN NO "TRAFFIC CONTROL PLANS" EXIST AS A PART OF CONTRACT DRAWINGS, CONTRACTOR SHALL PREPARE PLANS* AND SUBMIT TO PLAN REVIEW SECTION FOR APPROVAL TEN WORKING DAYS PRIOR TO IMPLEMENTATION. 6B.IF THE CONTRACTOR CHOOSES TO USE A DIFFERENT METHOD OF "TRAFFIC CONTROL PLANS" DURING THE CONSTRUCTION THAN WHAT IS OUTLINED IN THE CONTRACT DRAWINGS, (S)HE SHALL BE RESPONSIBLE TO PREPARE AND SUBMIT AN ALTERNATE SET OF PLANS* TO PLAN REVIEW SECTION FOR APPROVAL TEN WORKING DAYS PRIOR TO IMPLEMENTATION. *THESE PLANS SHALL BE DRAWN TO SCALE ON REPRODUCIBLE MYLARS AND SEALED BY A LICENSED ENGINEER IN THE STATE OF TEXAS. PLANS WILL BECOME A PART OF THE CONTRACT DRAWINGS. 7. APPROVED COPIES OF "TRAFFIC CONTROL PLANS" AND LANE/SIDEWALK CLOSURE PERMITS* SHALL BE AVAILABLE FOR INSPECTION AT JOB SITE AT ALL TIMES. *CONTRACTOR MUST SECURE "LANE/SIDEWALK CLOSURE PERMITS" FROM CITY'S TRAFFIC MANAGEMENT AND MAINTENANCE BRANCH BEFORE CLOSING A LANE/SIDEWALK. THE REQUEST MUST BE MADE AT LEAST TEN BUSINESS DAYS PRIOR TO THE DATE FOR WHICH THE CLOSURE IS SOUGHT. NOTE THAT WORKING HOURS MAY BE RESTRICTED OR REQUEST MAY BE DENIED. CALL 713-837-7280 FOR AN APPLICATION. CITY OF LA PORTE t• A� U 604 W. FAIRMONT PKWY. LA PORTE. TEXAS, 77571 281-471-5020; FAX: 281-470-5005 CITY OF LA PORTE BROOKGLEN DETENTION PONDS CHANNEL B112-00-00 CITY OF LA PORTE kIotz';'associates 1160 Dairy Ashford, Suite 500 Houston. Texas 77079 T 281.589.7257 F 281.589.7309 houston.officoOklotz.com Texas PE Firm Reg. $ F-929 BENCHMARK: FLOODPLAIN REFERENCE MARK NUMBER 020255 IS A HCFCD ALUM. DISK STAMPED B112 BM03 ON BRIDGE AT SPENCER HIGHWAY AND WILLOW SPRING BAYOU LOCATED ON DOWNSTREAM SOUTH CONCRETE WALK AT CERTERLINE OF THE BRIDGE IN KEYMAP 538Z IN THE ARMAND BAYOU WATERSHED NEAR STREAM B112-00-00 ELEV. 24.11 FEET NAVD 1988, 2001 ADJUSTED. FLOODPLAIN: PROJECT LIES WITHIN ZONE "AE" AND SHADED ZONE "X" WITH A VARIABLE BASE FLOOD ELEVATION BETWEEN 20 AND 22 REFERENCED TO THE N.A.V. DATUM OF 1998 ACCORDING TO FLOOD INSURANCE RATE MAP COMMUNITY PANEL NUMBER 4820100940L, REVISED JUNE 18, 2007 AND PUBLISHED BY THE FEDERAL EMERGENCY MANAGEMENT AGENCY. RECORD DRAWINGS AMJ 02 14 12 0 REV DESCRIPTION BY DATE N NO AT LEAST 48 HOURS BEFORE EXCAVATING IN STREET R.O.W. OR EASEMENTS CALL THE LONE STAR NOTIFICATION 713-223-4567. PRIVATE UTILITY LINES SHOWN 3 only for crossing underground ductlines, unless noted time of review only. valid for one year. Gas service lines are not shown.) A,ECORD DRAIIING ME CONSTRUCTION CONTRACTOR RECORDED CHANGES KLOTZ ASSOCIATES, INC. HAS CREATED THIS RECORD DRAWING BY POSTING THE INFORMATION SUBMITTED BY THE CONTRACTOR ON THE ORGINALS OF THE CONTRACT DRAWINGS ATTESTED BY SIGNATURE: DATE:02.18.2012 ONE LANE CLOSURE TRAFFIC CONTROL PLAN Klotz Project No 0127.013.000 Drawn By YM Checked By SS Scale N.T.S. Date FEB 2011 DWG No C-15 Sheet 23Of23 0 i; N 0 l­: N