HomeMy WebLinkAboutFIVE POINTS PLAZA EXPANSION SITE PLAN (2020)ENGINEER'S CERTIFICATION
FLOOD PLAIN STATUS
DESCRIPTION OF PROPERTY
COMMERCIAL / OTHER SITE DRAINAGE WATER AND WASTEWATER
HARRIS COUNTY
ENGINEERING DEPARTMENT
REVIEW SHEET
PAVING
DRIVEWAYS (in H.C. ROW only)
TRAFFIC CONSIDERATIONS
RESIDENTIAL / SUBDIVISION DRAINAGE1.3.4.
5.
2.
7.
CURBING
FIRE APPARATUS ACCESS ROAD
CURB RAMPS 8.
*
****
(2001 ADJ.)
6.STORMWATER QUALITY
LANDSCAPING 9.
PERMITS REQUIRED10.
WORK IN HARRIS COUNTY R.O.W.
FOR PROJECTS LOCATED IN ANY FLOODPLAIN
Development constructed or placed in accordance with these plans will comply with all provisions of the Regulations of Harris County, Texas for Floodplain Management.
No net fill is allowed in the flood plain and no fill is allowed in the floodway.
FOUNDATION NOTES: (Applies to only buildings or building additions requiring a class II permit)
All water heaters, furnaces, air conditioning units, electrical distribution panels, and any other mechanical or electrical equipment must be elevated in accordance with
Section 4.05 of Harris County Floodplain regulations.
Any electrical circuit serving a light switch or outlet located below the base (100-year) flood elevation shall be dropped from above and be on a separate breaker.
All materials used below the (100-year) base flood elevation are on approved FEMA Technical Bulletin 2-08 as Class 5 water-resistant, and approved in accordance with
FEMA Technical Bulletin 1-08 for foundation openings.
Critical facilities located in the 0.2% or 500yr floodplain or 1% or 100yr floodplain shall have the lowest floor elevated to 3 feet or more above the 0.2% flood elevation, or
24 inches above the crown of the adjacent road, which ever results in a higher elevation.
Floodproofing and sealing measures must be taken to ensure that toxic substances will not be displaced by or released into floodwaters.
Access routes elevated to or above the level of the base flood shall be provided to all critical facilities to the extent possible.
A completed as-built certificate must be submitted after the structure is complete and before it is occupied.
The County Engineer's Office will post a final inspection notice on the structure once all requirements have been met.
No fill may be used to elevate structures in the 1% or 100yr flood plain. Structures may be constructed on an open foundation, such as piers, or on continuous foundation
walls with properly sized and located openings. All foundations are required to be designed by a registered professional engineer.
All structures shall be designed to withstand a three second gust basic wind speed of 120mph.
Completed *Elevation Certificates to be submitted: one at permitting, a second after the slab is poured or sub-floor is installed and before the framing starts, and a third
is required once construction is finished. *(PER CURRENT FIRM PANEL) to the Harris County Engineering Department, 10555 Northwest Freeway, Suite 120, Houston, TX
77092
IF YES, CHECK THE BOX THAT APPLIES TO THIS PROJECT
NOTE: ALL EXISTING AND PROPOSED UTILITIES MUST BE
ACCURATELY SHOWN & LABELED ON THE SITE PLANS.
NOTE: SEPTIC SYSTEMS REQUIRE H.C. WASTE WATER REVIEW
NOTE: PUBLIC UTILITIES REQUIRE A LETTER FROM THE DISTRICT/
MUNICIPALITY AUTHORIZING SERVICE & CONNECTION.
THIS IS REQUIRED FOR PLAN APPROVAL.
NOTE: ALL ROADSIDE DITCH OUTFALLS REQUIRE EROSION CONTROL MEASURES.
RIPRAP IS NOT ALLOWED AS AN EROSION CONTROL MEASURE IN HARRIS COUNTY ROW.
ALL PUMPED DETENTION OUTFALLS TO ROADSIDE DITCHES REQUIRE MANHOLE W/ LEADS.
DOES THE PROPERTY HAVE ANY VIOLATIONS? IF SO PLEASE PROVIDE
ALL VIOLATION NUMBERS.
DESIGN
THICKNESS
OF PAVING
STABILIZED
SUBGRADE
DEPTH
DESIGN
STRENGTH
OF CONCRETE
STEEL SPACING
LONG.TRANS.
(IN.)(IN.)(PSI)(IN.)(IN.)
NOTE: ALL APPROVED, FINAL PLATS AND ASSOCIATED
CPC101 FORMS MUST BE INCLUDED WITH PLAN SUBMITTAL.
OFFSITE SHEET FLOW: (100 YEAR)
OFFSITE SHEET FLOW MAPPING, TOTAL DISCHARGE CALCULATIONS, AND
DESIGN ACCOMODATIONS ARE SHOWN ON SHEET _____ OR, AS PRESENTED
IN THE APPROVED DRAINAGE STUDY ENTITLED _________________________.
TOTAL ACREAGE = _____
TOTAL DISCHARGE = _____
NOTE: ALL OFFSITE SHEET FLOW FROM ADJACENT PROPERTIES MUST BE
IDENTIFIED AND PROPERLY ACCOUNTED FOR IN THE PROJECT. THE SIGNING
ENGINEER HEREBY CERTIFIES THAT THESE AREAS HAVE BEEN ADDRESSED.
NOTE: A COPY OF TCEQ APPROVAL FOR PRIVATE WATER &
WASTE WATER SYSTEMS IS REQUIRED FOR PLAN APPROVAL.
BENCHMARK REQUIREMENTS FOR
PROPOSED BRIDGES AND OR NEW RESIDENTIAL SUBIDIVSIONS
When the County Engineer has determined that a new benchmark will be required to be established for
the proposed project, the developer shall be required to install a benchmark per section 8.0, part 2 of the
Harris County Infrastructure Regulations.
Is a new Benchmark required for this project? (to be determined by Harris County) [__] yes [__] no
If a new Benchmark is required, the proposed benchmark information is shown on sheets ____
NOTE: DEDICATED UNDERGROUND FIRE LINES MUST BE SUBMITTED TO
THE HARRIS COUNTY FIRE PROTECTION GROUP FOR REVIEW AND
PERMITTING BY THE UNDERGROUND FIRE LINE CONTRACTOR. CIVIL
REIVEW DOES NOT REVIEW OR APPROVE UNDERGROUND FIRE LINES FOR
THE FIRE PROTECTION SYSTEMS.
(#4 MIN.)
REINFORCE
STEEL
SIZE
WASTEWATER TREATMENT PLANTS
IS THE PROPOSED PROJECT A NEW WWTP SITE OR A REHAB/EXPANSION OF AN
EXISTING WWTP SITE?YES NO
IF YES, IS A HARRIS COUNTY DOMESTIC WASTEWATER TREATMENT PLANT EXPRES
REVIEW SHEET ATTACHED AND COMPLETED ACCORDING TO INSTRUCTIONS?
YES NO
REFER TO:
WWW.ENG.HCTX.NET/PERMITS/WASTEWATER/REGULATIONS-STANDARDS-DETAILS
FOR DOMESTIC WWTP ERS FORM
HARRIS COUNTY ENGINEERING DEPARTMENT -
PERMIT OFFICE NOTE:
THE PERMIT MANAGER SIGNATURE REPRESENTS
THE FOLLOWING:
·THE COMPLETION OF REVIEW OF THESE
PLANS
·INTERPOSE NO OBJECTION TO THE PROPOSED
DESIGN ON PRIVATE PROPERTY
·APPROVAL OF WORK IN HARRIS COUNTY
MAINTAINED RIGHT OF WAY
·APPROVAL OF WORK IN PROPOSED HARRIS
COUNTY RIGHT OF WAY THAT IS TO BE
ACCEPTED BY THE COUNTY
LICENS E DPRO
F
ESSIONA L E N G INEERSTA T E OF TEX
ASHuitt-Zollars Inc.
Firm Registration No. F-761
CRAIG A. HAJOVSKY
115699
TG=17.59'
TYPE 'A' INLETTYPE 'A' INLET
TG=17.63'
TYPE 'A' INLET
TG=17.55'
FL 18"(SW)=-1.95
TYPE 'A' INLET
TG=17.75'
FL 18"(NE)=-1.81
FL 18"(SW)=-1.81
TYPE 'A' INLET
TG=19.39'
FL 36"(NW)=13.67
FL 36"(SE)=13.67
TYPE 'A' INLET
TG=19.33'
FL 36"(NW)=13.61
FL 36"(SE)=13.44
TYPE 'A' INLET
TG=19.67'
FL 36"(NW)=13.70
FL 36"(SE)=13.64
TYPE 'A' INLET
TG=17.69'
FL 18"(NE)=-1.99
TYPE 'A' INLET
TG=17.60'
FL 18"(NE)=-1.96
FL 18"(SW)=-1.96
STM MH
RIM=20.22'
FL 36"(SE)=13.72'
FL 24"(NW)=13.78'
FL 24"(NW)=13.87'
SAN MH
RIM=18.23'
FL 8"(SW)=7.79'
FL 8"(NW)=7.33'
FL 8"(NE)=8.99'
EXIST LPAWA
WATERLINE
26.5'
36.9'
23.2'
33.8'
23.2'
EXIST ASPHALT
EXIST CONCRETE
APPROX. CONC. TO ASPHALT TRANSITION
APPROX. GUTTER LINE
22.4'
EAST MAIN STREET
(100' R.O.W)S BROADWAY STREET(100' R.O.W)APROX R.O.W.S VIRGINIA STREET280.9'
FROM FIRE HYDRANT
282.9'
FROM FIRE HYDRANT
CADFILE: \\hzhouston\projects\r311838.01 - five points plaza-design-bidding-ca\10 cadd & bim\10.1 autocad\sheet files\C-104 OVERALL SITE PLAN.dwg Plotted: Fri. Jul. 10, 2020 @ 2:54 PM By: edayatoOF
DESIGNED BY:
CHECKED BY:PROJECT NO:
DRAWN BY:SURVEYED BY:
R311838.01
REV DATE
DRAWING SCALE SHEET NUMBER
OWNER/CLIENT:
SHEET TITLE:
N/A
CAD DWG FILE:
C-104 OVERALL SITE PLAN.dwg
HA
HA
CH
CITY OF LA PORTE
5 POINTS PLAZA PROJECT
102 E MAIN STREET
LA PORTE, TX 77571
(281) 470-7275
AS NOTED
Huitt-Zollars, Inc. TPBE Reg. No. F-761
10350 Richmond Ave., Suite 300
Houston, Texas 77042-4248
Phone (281) 496-0066 Fax (281) 496-0220
L
ICEN S E DPRO
F
ESSIONA L E N G INEERSTA T E O F TEX
ASHuitt-Zollars Inc.
Firm Registration No. F-761
CRAIG A. HAJOVSKY
115699
49
1 ISSUE FOR BID 07/10/2020
OVERALL SITE PLAN
C-104
1 OVERALL SITE PLAN NPROPOSED PAVILION
NOTE
1.SANITARY AND WATER TAPS TO
BE INSPECTED BY THE CITY OF LA
PORTE ACCEPTANCE.
2.CITY OF LA PORTE (COLP) STAFF
WILL INSTALL THE WATER METER
FOR SIZES 2” AND
UNDER. CONTRACTOR TO MAKE
WATER TAP. PLEASE COORDINATE
WITH COLP STAFF.
PROPOSED RESTROOM
F.F. ELEVATION = 20.63'
163.0'
100.0'
102.3'
25.0'
51.2'
72.0'
25.0'
7.2'
5.9'
PROP STM SWR MANHOLE
(TIE INTO EXIST STM SWR SYSTEM)
19.0'
19.0'
49.9'
24.0'
24.5'
5.5'
9.5'
18.5'
10.0'
9.0' (TYP.)
11.0'
5.0'
57.0'
7.3'
9.0' (TYP.)
9.5'9.5'25.1'
13.5'
19.5'
44.6'PROP 5' SIDEWALKPROP 4 ADA
ACCESSIBLE SPACES
PROP ADA
ACCESSIBLE ISLE (TYP.)
5.5'
PROP GRATE INLET
PROP GRATE INLET
PROP GRATE INLET
PROP GRATE INLET
PROP GRATE INLET
PROP STM SWR MANHOLE
PROP PAVILION COLUMN (TYP.)
(BY OTHERS)
PROP LED LIGHT
FIXTURES.
REF E-101
4" WHITE STRIPE (TYP)
4" TRAFFIC YELLOW STRIPE
SPACED DIAGONALLY 45°
TWO FEET PARALLEL (TYP)
PROP STM SWR MANHOLE
PROP 5' SIDEWALK
FUTURE
SIDEWALK
(BY OTHERS)
7.1'
PROP STAIRS
PROP WHEELCHAIR RAMP
REF A-101
13.4'
9.5'
37.0'
18.1'
140'
38.5'
R12.0'R12.0'
R12.0'
R12.0'
R15.0'
R7.0'
(TYP.)R3.4'
(TYP.)
PROP WHEELSTOP (TYP.)
PROP 72 LF ZURN Z886
CLASS A (HPP) TRENCH DRAIN
OR APPROVED EQUAL
SEE DETAIL SHEET C-116
21.0'
9.0'
(TYP.)
35.0'
29.9'
R15.0'
PROP DRIVEWAY
FLOODPLAIN STATEMENT:
ACCORDING TO THE FEDERAL
EMERGENCY MANAGEMENT AGENCY
(FEMA) FLOOD INSURANCE RATE MAP
(FIRM) FOR HARRIS COUNTY, TEXAS
MAP NO. 48201C0945M REVISED
JANUARY 6, 2017, THE SUBJECT TRACT
APPEARS TO BE OUT OF THE 100-YEAR
FLOODPLAIN AND PARTIALLY WITHIN
SHADED ZONE "X" DEFINED AS AREA OF
AN 0.2% ANNUAL CHANGED FLOOD.
24' E.E.
24.0' F.F.
266.0'
125.0'
9.0'
F.F.
9.0'
9.0'
5.0'
EXIST SIGN AND FOUNTAIN
PROP.
2" WATER LINE
PROP. 4" SANITARY SEWER
R15.0'
PROP.
RAMPS
16.0'' ALLEY
PROP. 12" STM SWR
EXIST STM CULVERT
AND DRIVEWAY
R15.0'
PROJECT BENCHMARK:
BM #1
NGS BENCHMARK J1006; ALUMINUM
DISK SET IN CONCRETE NEAR THE
SOUTHEAST CORNER OF THE
INTERSECTION OF E. MAIN ST. & S.
BROADWAY ST., ±6.5' SOUTHEAST OF A
LIGHT POST, ±15' NORTHEAST OF AN
ELECTRIC PULLBOX AND ±16.6'
NORTHWEST OF A BOLLARD.
TEMPORARY BENCHMARKS ARE AS
FOLLOWS:
TBM #1
5/8-INCH IRON ROD WITH RED PLASTIC
CAP SET ON THE EAST SIDE OF S.
BROADWAY ST., APPROXIMATELY 165'
SOUTHEAST OF THE SOUTHEAST
CORNER OF THE INTERSECTION OF E.
MAIN ST. & S. BROADWAY ST., ±22.4'
SOUTHEAST OF THE SOUTHWEST
CORNER OF A RECTANGULAR
FOUNTAIN, ±20.8' SOUTHEAST OF A
LIGHT POST AND ±26.6' SOUTHWEST OF
A STORM INLET.
TBM #2
5/8-INCH IRON ROD WITH RED PLASTIC
CAP SET ON THE NORTH SIDE OF E.
MAIN ST., APPROXIMATELY 261'
NORTHEAST OF THE NORTHEAST
CORNER OF THE INTERSECTION OF E.
MAIN ST. & S. BROADWAY ST. AND ±12.4'
NORTHWEST OF THE EDGE OF ASPHALT
PAVING AT THE NORTHWEST CORNER
OF THE INTERSECTION OF E. MAIN ST.
AND N. VIRGINIA AVE.
R15.0'
EXIST LIGHT POLES
7.8'
20.9'
9
10.0'
PROP RAMP
7.0'
N
PROJECT
LOCATION
CITY NOTES:
LIGHTING AND GLARE. ANY LIGHTING USED SHALL BE ARRANGED SO AS TO DEFLECT LIGHT FROM ANY ADJOINING RESIDENTIAL ZONE OR FROM
PUBLIC STREETS. DIRECT OR SKY-REFLECTED GLARE, WHERE FROM FLOODLIGHTS OR FROM HIGH TEMPERATURE PROCESSES SUCH SUCH AS
COMBUSTION OR WELDING SHALL NOT BE DIRECTED ONTO ANY ADJOINING PROPERTY. THE SOURCE OF LIGHTS SHALL BE HOODED OR CONTROLLED
IN SOME MANNER SO AS NOT TO LIGHT ADJACENT PROPERTY. BARE INCANDESCENT LIGHT BULBS SHALL NOT BE PERMITTED IN VIEW OF ADJACENT
PROPERTY OR PUBLIC RIGHT-OF-WAY. ANY LIGHT OR COMBINATION OF LIGHTS WHICH CAST LIGHT ON A PUBLIC STREET SHALL NOT EXCEED ONE
FOOTCANDLE (METER READING) AS MEASURED FROM THE CENTERLINE OF SUCH STREET. ANY LIGHT OR COMBINATION OF LIGHTS WHICH CAST LIGHT
ON RESIDENTIAL PROPERTY SHALL NOT EXCEED 0.4 FOOTCANDLES (METER READING) AS MEASURED FROM SUCH PROPERTY.
RADIATION AND ELECTRICAL EMISSIONS. NO ACTIVITIES SHALL BE PERMITTED THAT EMIT DANGEROUS RADIOACTIVITY BEYOND ENCLOSED AREAS.
THERE SHALL BE NO ELECTRICAL DISTURBANCE ADVERSELY AFFECTING THE OPERATION AT ANY POINT OF ANY EQUIPMENT OTHER THAN THAT OF
THE CREATOR OS SUCH DISTURBANCE.
SMOKE. THE EMISSION OF SMOKE BY ANY USE SHALL BE IN COMPLIANCE WITH AND REGULATED BY THE APPROPRIATE FEDERAL, STATE OR LOCAL
AGENCY.
DUST OR OTHER PARTICULATE MATTER. THE EMISSION OF DUST, FLY ASH OR OTHER PARTICULATE MATTER BY ANY USE SHALL BE IN COMPLIANCE
WITH AND REGULATED BY THE APPROPRIATE FEDERAL, STATE OR LOCAL AGENCY.
ODORS. THE EMISSION OF ODOR BY ANY USE SHALL BE IN COMPLIANCE WITH AN REGULATED BY THE APPROPRIATE FEDERAL, STATE OR LOCAL
AGENCY.
EXPLOSIVES. NO ACTIVITIES INVOLVING THE STORAGE, UTILIZATION, OR MANUFACTURE OF MATERIALS OR PRODUCTS SUCH AS TNT OR DYNAMITE
WHICH COULD DECOMPOSE BY DETONATION SHALL BE PERMITTED EXCEPT SUCH AS ARE SPECIFICALLY LICENSED BY THE CITY COUNCIL.
NOISE. ALL NOISE SHALL BE MUFFLED SO AS NOT TO BE OBJECTIONABLE DUE TO INTERMITTENCE, BEAT FREQUENCY OR SHRILLNESS AND AS
MEASURED AT ANY PROPERTY LINE IN ACCORDANCE WITH THE DECIBEL LEVELS OUTLINED IN SECTION 106-310 OF THE CITY CODE OF ORDINANCES.
CITY APPROVING AUTHORITY CERTIFICATE:
THIS IS TO CERTIFY THAT ON __ DAY OF _________________________ ,20 _____ THE CITY OF LA PORTE, TEXAS,
HAS APPROVED THIS SITE PLAN AND DEVELOPMENT OF _5 POINTS PLAZA_ IN ACCORDANCE WITH THE
ORDINANCES OF THE CITY OF LA PORTE.
BY: ___________________________________________
DIRECTOR, PLANNING AND DEVELOPMENT
___________________________________________
CITY PLANNER
___________________________________________
CITY ENGINEER
2" PVC UNDERGROUND
CONDUIT
REF E-100
APPROX. LOCATION OF EXIST.
FIRE HYDRANT
ALL DIMENSIONS ARE
FROM BACK OF CURB,
UNLESS NOTED OTHERWISE
PROP. 6" CURB
R15.0'
3.1%
SLOPE
PROP ASPHALT DRIVEWAY
3.3%
SLOPE
2" WATER METER
2" REDUCED PRESSURE ZONE
BACKFLOW PREVENTER
27.0'
PROP. SANITARY
CLEANOUTS
REF C-107
THIS PROJECT IS LOCATED IN THE MAIN STREET
OVERLAY. PER THE CITY OF LA PORTE, TX CODE OF
ORDINANCES SECTION 106-240 PASSED AND
APPROVED ON NOVEMBER 10, 2014, PROJECTS IN
THE MAIN STREET OVERLAY HAVE EXCEPTIONS TO
THE MINIMUM BUILDING SETBACKS.
PROP CONC.
PROP ASPHALT
4.3% SLOPE
1.0% SLOPE 0.3% SLOPE
July10th 20
TG=17.59'
TYPE 'A' INLETTYPE 'A' INLET
TG=17.63'
TYPE 'A' INLET
TG=17.55'
FL 18"(SW)=-1.95
TYPE 'A' INLET
TG=17.75'
FL 18"(NE)=-1.81
FL 18"(SW)=-1.81
TYPE 'A' INLET
TG=19.67'
FL 36"(NW)=13.70
FL 36"(SE)=13.64
TYPE 'A' INLET
TG=17.69'
FL 18"(NE)=-1.99
TYPE 'A' INLET
TG=17.60'
FL 18"(NE)=-1.96
FL 18"(SW)=-1.96
STM MH
RIM=20.22'
FL 36"(SE)=13.72'
FL 24"(NW)=13.78'
FL 24"(NW)=13.87'
EXIST LPAWA
WATERLINE
26.5'
36.9'
23.2'
33.8'
23.2'
EXIST ASPHALT
EXIST CONCRETE
APPROX. GUTTER LINE
22.4'
EAST MAIN STREET
(100' R.O.W)S BROADWAY STREET(100' R.O.W)S VIRGINIA STREETPROP STM SWR MANHOLE (MH1)
RIM = 18.95
8" FL = 16.20 (E)
6" FL = 16.40 (S)
18" FL = 14.40 (NE)
18" FL = 14.40 (SW)CADFILE: \\hzhouston\projects\r311838.01 - five points plaza-design-bidding-ca\10 cadd & bim\10.1 autocad\sheet files\C-105 STORM SEWER AND DRAINAGE PLAN.dwg Plotted: Fri. Jul. 10, 2020 @ 2:41 PM By: edayatoOF
DESIGNED BY:
CHECKED BY:PROJECT NO:
DRAWN BY:SURVEYED BY:
R311838.01
REV DATE
DRAWING SCALE SHEET NUMBER
OWNER/CLIENT:
SHEET TITLE:
N/A
CAD DWG FILE:
C-105 STORM SEWER AND DRAINAGE PLAN.dwg
1
HA
HA
CH
CITY OF LA PORTE
5 POINTS PLAZA PROJECT
102 E MAIN STREET
LA PORTE, TX 77571
(281) 470-7275
AS NOTED
Huitt-Zollars, Inc. TPBE Reg. No. F-761
10350 Richmond Ave., Suite 300
Houston, Texas 77042-4248
Phone (281) 496-0066 Fax (281) 496-0220
L
ICEN S E DPRO
F
ESSIONA L E N G INEERSTA T E O F TEX
A
SHuitt-Zollars Inc.
Firm Registration No. F-761
CRAIG A. HAJOVSKY
115699
49
1 ISSUE FOR BID 07/10/2020
C-105
1 STORM SEWER AND DRAINAGE PLAN NPROP TYPE "A" INLET (DA1)
TG = 18.0
12" FL = 15.50 (NW)
104 LF 8" HDPE
STM SWR LINE
@ 1% MIN SLOPE
52 LF 18" HDPE STM
SWR LINE @ 0.43%
61 LF 12" HDPE
STM SWR LINE @ 0.59%
92 LF 12" HDPE STM SWR LINE @ 0.38%
63 LF 12" HDPE
STM SWR LINE @ 0.40%
61 LF 12" HDPE STM SWR LINE @ 0.41%
PROP TYPE "A" INLET (DA4)
TG = 18.0
12" FL = 15.25 (SE)
12" FL = 15.25 (SW)
PROP TYPE "A" INLET (DA5)
TG = 18.0
12" FL = 14.90 (NE)
12" FL = 14.90 (SW)
15" FL = 14.90 (S)
PROP TYPE "A" INLET (DA2)
TG = 18.0
12" FL = 15.15 (W)
PROP TYPE "A" INLET (DA6)
TG = 18.2
15" FL = 14.74 (NE)
12" FL = 14.74 (SE)
18" FL = 14.74 (W)
PROP TYPE "A" INLET (DA3)
TG =18.0
12" FL = 15.10 (NW)
PROP STM SWR MANHOLE (MH2)
TIE-IN TO EXIST 24" STM SWR
RIM = MATCH EXIST GRADE
PROP 18" FL = 14.10 (NE)
EXIST 24" FL = 13.87 (N)
EXIST 24" FL = 13.87 (S)
STORM SEWER AND
DRAINAGE PLAN
PROPOSED RESTROOM
F.F. ELEVATION = 20.63'
PROPOSED PAVILION
DA 7
0.13
0.55
DA 6
0.11
0.47
DA 5
0.11
0.45 DA 4
0.08
0.34
DA 3
0.10
0.43
DA 2
0.13
0.53
DA 1
0.10
0.41
48 LF 18" HDPE
STM SWR LINE @ 0.63%
PROP STM SWR MANHOLE
RIM = 18.95
18" FL = 14.62 (E)
18" FL = 14.62 (SW)
30 LF 6" HDPE
STM SWR LINE @ 3% MIN SLOPE
CONNECT TO ZURN Z886
TRENCH DRAIN
PROP 72 LF ZURN Z886
CLASS A (HPP) TRENCH DRAIN
OR APPROVED EQUAL
SEE DETAIL SHEET C-116
SEE MEP FOR CONTINUATION
REF P-101
37 LF 12" RCP STM SWR LINE @ 0.5%
FL = 16.2
FL = 16.4
STORM SEWER CALCULATION SUMMARY (5-YR STORM)
STORM SEWER CALCULATION SUMMARY (100-YR STORM)
28 LF 18" HDPE STM
SWR LINE @ 0.43%
SEE MEP
FOR CONTINUATION
REF P-101
PROP. PAVILION
COLUMN
REF S-101
10
APPROX CONC. TO
ASPHALT TRANSITION
51 LF 15" HDPE STM SWR LINE @ 0.31%
NOTE
1.CITY OF LA PORTE (COLP) STAFF
WILL INSTALL THE WATER METER
FOR SIZES 2” AND
UNDER. CONTRACTOR TO MAKE
WATER TAP. PLEASE COORDINATE
WITH COLP STAFF.
4.3% SLOPE 1.0% SLOPE 0.3% SLOPE