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SOUTH 17TH ST.
OWNERS - BELLE EXPLORATION INC
OWNERS - BELLE EXPLORATION INC
040-287-001-0025
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040-287-001-0025
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I i CAUTION EXISTING
(60' R.O.W) -
CLOSED BY ; ; GAS'LINE FIELD VER.
X 12% i SECTION A -A -- ORDINANCE # 1751. , ; I
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- HCAD-040-278-001-0006 I I ::-
UNDEVELOPED
1 1Tz ` s -I�T1 ' SUMMA11Y
IiPROjED: 0.9187 AC
DE'T':ENTION REQUIRED: 0.45 AC-F`I'/AC LEV-INN D KEYNOTES
0.9187 X 0.45 = 0.413415 AC -FT
0.413415 AC -FT X 43560 =
TOTAL DETENTION REQUIRED: 187008.3574 CU. FT
TOTAL DETENTION PROVIDED: 19,112.4793 CU. FT
PARKING LOT AREA 1
Al = 19,131.3095 SF
Ala = 4.00 SF. I .
Al+Ala/2 x 1' DEEP = 9,567.65 CU. FT
PARKING LOT AREA 2
A2 = 19,085.6491 SF
A2a = 4.00 SF.
A2+A2a/2 x 1' DEEP = 9,554.85 CU. FT
WATER LEVEL FOR DETENTION: 20.00 - 19.00
NATIONAL METHOD FOR RUNOFF; Q = CIA
C = 0.75 FOR CONCRETE
i = 7.03 (100 YR; Hydro 35/TP-40; TIC 24.85 MIN.) and A is in a,-res
Therefore Q is in cubic feet per second (cfs) SECOND (CFS)
MANNING'S EQUATION: Q = A1.486/NR2/3S1/2 (FOR SIZING PIPES)
Q (CFS), A (AREA OF PIPE IN SQ FT), R (HYDRAULIC RADIUS IN FT),
S (SLOPE IN FT PER FT)
PROPOSED H.D.P.E STORM LINE PROPOSED 30' x 60' x 6" CONCRETE PAVEMENT;
Ol #4 @ 12 O.C.; 3500 PSI, 8 LIME STABILIZED SUBGRADE
GAS NOT PROPOSED (27 LBS/SY) COMPACTED TO 95% MAX. DENSITY.
PROPOSED CHIP SEAL PAVEMENT (ONE COURSE);
PROPOSED PHASE II O 4" LIMESTONE; 9" CRUSHED CONCRETE; 8" LIME
CONCRETE PAVING 30' x 60' STABILIZED SUBGRADE (27 LBS/SY) COMPACTED
1,800 SQ. FT. TO 95% MAX. DENSITY.
PROPOSED PHASE II O PROPOSED STORM SEWER TYPE "A" INLET (2 TYP.)
. CHIP SEAL PAVING 4 PROPOSED 3/4" TS&V TAP ON EXISTING 8" PUBLIC
38,216.96 SQ. FT. O WATER LINE FOR IRRIGATION SERVICE. (BY CITY)
�� ��Si F4 ��� ��') PROPOSED 5/8 x 3/4 IRRIGATION METER (IN R.O.W.)
FENCE DETAIL - 02
Intensity
AREA
TO
C
100 year
A
LCf_S
Al
Inlet
0.75
7,03
0.4805
2.53
A2
Inlet
0.75
7.03
0.4381
2.31
0.92
4.84 `
.
Cumulative
Pipe
Pipe
Pipe Area
Roughness
Hydraulic
Pipe
I Max Pipe Cap.
Velocity
Area
TO
I Area
Q Cfs
Diameter
Type
In S.F.
Factor
Radius
SI
Q cfs -
V f!s
Al
Exist Inlet
2.53
12
HDPE
0.785
0.011
0.2500
0.0040
1 2.663
3.39
A2
Exist Inlet
2.31
12
HDPE
0.785
0.011
0.2500
0.0040
1 2.663
3.39
ORIFICE CALCULATIONS
Q=CA42GH=
1
D=Q-1/2.25H114
C = 0.80
A = 22=0.111*n=0.3491
H = 19.97 - (15.97 + 0.6667) = 3.33
Q = 0.8*0.3491 42*32.2*3.33 = 4.09
D = 4.09 2 / 2.25*3.33 4 = 0.6653'
0.6653' x 12 = 7.9836"
100 YR SITE DISCHARGE
0.75 x 7.03 x 0.9186
DISCHARGE W/ 8" RES i RICTOR
I IU ` 3 U ' WITH A RPZ BACKFLOW PREVENTOR (ON PRIVATE
Pje,OrP 6SE0 19* TOLL 10tX Atv VCWT 1I-T XOO PROPERTY)
OPROPOSED U CHAIN LINK FENCE; 2 1/2" GALV. METAL
POST; 18" TALL 3 STRAND BARB WIRE
149.9 L.F OF EXISTING U CHAIN LINK FENCE TO BE
OREMOVED, SALVAGED, AND RELOCATED AT THE REAR
OF - . RE: KEYNOTE 7A FOR NEW LOCATION
��e �-
7A LOCATION OF RELOCATED FENCING. RE: KEYNOTE #7
QEXISTING DITCH BANK TO BE RELOCATED
= 4.84 CFS
= 4.09 CFS (15.5%)
THIS IS TO CERTIFY THAT THE CITY OF LA PORTS, TEXAS HAS
APPROVED THIS SITE PAN AND DEVELOPMENT OF OAKLAND LAND 8v
DEVELOPMENT STORAGE YARD EXPANSION IN CONFORMANCE
WITH THE LAWS OF THE STATE OF TEXAS AND THE ORDINANCES
OF THE CITY OF LA PORTS. 4
BY: 0;0 V"'
vo-ts-11,
DIRECTOR, LA RTE
PLANNING DEPARTMENT
CITY OF LA PORTE
KEY MAP PG: 580
_E
ZONING (LI) LIGHT INDUSTRY.
HCAD # 040-278-001-00232 & 0040
CLP PROJECT # 12-82000024
TYPE OF DEVELOPMENT: "STORAGE YARD EXPANSION"
UNMANNED FACILITY
DESCRIPTION OF LAND:
_0T; BLOCK: SUBDIVISION:
J. HUNTER A-35
RECOP.UATIOPI: COUNTY:VOLUME 40, PAGE 271-1 OF DEED RECORDS HARRIS
ADDRESS; CITY:. LENDER:
1500 S. 16th Street I
- -
LA PORTE -
--� --- --
PURCHASER/GMAER: I T, iLc CDtdPAIJ',': `
OAKLAND LAND & DEVELOPMENT, LLC I - _._
FT OOD STATEMENT:
SUBJECT PROPERTY IS LOCATED IN UNSHADED ZONE
"X" AN AREA DETERMINED TO BE OUTSIDE THE 0.2%
ANNUAL CHANCE FLOODPLAIN. COMMUNITY PANEL
NO. 48201CO945L DATED DUNE 18, 2007.
NORTH ARROW & DRAWING SCALE J, -
0 15' 30' 60' a
)`
1 INCH = 30 FT.
REGISTERED ENGINEER:
I, PHILLIP E. JOHNSON , A LICENSED PROFESSIONAL
ENGINEER IN THE STATE OF TEXAS DO HEREBY
CERTIFY THAT THE INFORMATION PRESENTED ON THIS
MINOR SITE PLAN TRUE AND CORRECT TO THE BEST
OF I�IY I�I�O'�VI:,EDGE.
NOTES:
1. THE LOCATION OF THE SANITARY AND WATER LINE HAVE BEEN
OBTAINED FROM BLOCK MAPS PROVIDED BY THE CITY OF LA PORTE.
THE SANITARY LINE IS SHOWN AS 12 INCHES.
2. NO ADDITIONAL SANITARY SEWER SERVICE PROPOSED
3. NO ADDITIONAL DOMESTIC WATER SERVICE PROPOSED.
4. PROPOSED IRRIGATION METER TO BE 3/4" h 5/8".
5. EXISTING DIRT SPOILS ARE OF HIGH PLASTIC AND ARE NOT
SUITABLE FOR CONSTRUCTION OR BACKFILL. DIRT SPOILS ARE TO
BE LOST WITHIN IN THE SAME PROPERTY, SOUTH OF PROPOSED
CONSTRUCTION AND GRADED TO FLOW TO THE REAR OF THE
-� PROPERTY.
6. USE OF PROPERTY IS ONLY ALLOWED BY TENANT OF 1500 S. 16TH
STREET. ANY CHANGE IN TENANT WOULD REQUIRE A NEW ZONING
PERMIT.
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