HomeMy WebLinkAboutOAKLAND LAND & DEVELOPMENT A & 17TH ST PROJECT SITE PLANHydraulic a cu a ions or the Proposed site
Oakland Land and Develo ment
Rational Method for runoff : Q = CiA
C = 0.75 for Chip Seal and 0.8 for Concrete
1=6.55 and A is in acres therefore Q is in cubic feet er secondd (cfs)
I
Manning's Equation: Q = A1.486/nR2/3S1/2 for sizing pipes)
Q (cfs), A area of pipe in s ftMdraulicdius in ft ,
so ainft erftNumber
I
Inlet/MH
C
Q
A
Inlet
0.76
6.55
0.1984
0.99
B
Inlet
0.52
6.55
0.0824
0.28
j
C
Inlet
0.76
6.55
0.1755
0.87
Inlet' to
Inlet
Qt
Diameter
Type
A
n
R
S
Q
VMS
A N
C
0.99
12
Pvc
0.785
0.011
0.2500
0.0032
2.382
3.03
B {
C
0.28
12
PVC
0.785
0.011
0.2500
0.0032
2.382
3.03
C I N ;OUT
2.14
12
Pvc
0.785
0.011
0.2500
0.0032
2.382
3.03
M
Name: Oakland
Project Location: La Porte
West "A" and 17th
Pipe to 17th
i:4
-[OR
hnson
0=0.3*6.38*0.456 = 0.873 cfs
h=17.94-(15.6+0.25) = 2.09 (for 6" pipe)
h=17.94-(15.6+0.33) = 2.01 (for 8" pipe)
P
POWER POL
P
23 L.F. OF 12"
H.D.P.E @ 0.32%
W 4" RESTRICTOR
EXISTING RCP--.aa
TO REMAIN I
INLET C
TG 17.94 INLET A
li
FL 15.70 (E, SW, NVV) TO 17.98
OUTFACE TO q
FL 15.98
INLET D III
TG 18.45
-�
�'[\
FL 15.35 (N & S)
64 L.F. OF 12"
FL 15.63 (E)
H.D.P.E @ 0.32%
PROPOSED
18" RCP
68 L.F. OF 12"
H.D.P.E @ 0.32%
EXISTING RCP
TO BE REMOVED
0.190 /
/ INLET B
A
TO 18.09
FL 16.02
STORM SEWER LAYOUT - 01
SCALE 1" - 40'
LOT 12
LOT 13
�- �`\ -
LOT14 TWO STORY
\ METAL FRAME
\ \ \ \ \ \ FF=17.53'
2 Tci9: N o CO Q) CU
cu
�n p
77
\ F 15. 2 TC79 0'7
3 TP 18. 0 r
IS2
i �,
O I ,1�, 3.5' TYP. I X
R i i 18, G
ti P 3
U I " AREA C
a I I TC 19.00 A- Q11755 LOT 16
\ c. q TP 18.50 I Q. 0.87 c,
18„ I TP 19.00 I r L n TP L8.18
\D I ISI u= INL• C 0.69%
G
Q=CA(2gh)0.5
Where:
Q is orifice flow, cfs
- (Allowable)
C is orifice coefficient (use 0.6 a/o 0.8)
A is orifice area, sf
g is Gravitation constant,
132.2 ft/sec2
h is head
on orifice measured from the centerline
Q
C
2 1/2
h
feet
h1/2
Calculated A
D
inches
Use ,
0.873
0.6
8.025
2.09
1.446
0.13
4.80
4"
0.873
0.6
8.025
2.01
1,418
0.13
4.84
4"
0.873
0.8
8.025
2.09
1.446
0.09
4.15
4" _.
i
I 0.873
0.8
8.025
2.01
1.418
0.10
4.19
4"
I
3/26/2007 9:16
b.
AREA A
v A= 0.1984
lQ= 0.99
`INLET A
11
o 10' 2
KEYNOTES I 40'
O PROPOSED 6" CONC. CURB
1 INCH = 20' Ff.
_a O3 END 6" CONC. CURB
OPROPOSED TRASH ENCLOSURE W/ 7" CONC. PAD
W 8 PROPOSED 5' x 4" SIDEWALK (TYP.)
� O
W
10
PROPOSED 4" PAINT STRIPE (TYP.)
~
13
PROPOSED 181, CULVERT (EXTEND EXISTING
3�
CULVERT APPROX. 2T)
13A
PROPOSED 15" CULVERT (EXTEND EXISTING
CULVERT APPROX. 26')
3 W
14
REMOVE EXISTING 18" CULVERT, AND EXISTING
GRASS DRIVEWAY.
15
PROPOSED DITCH, 3:1 SIDES, TO CONNECT
EXISTING DITCHES, 0.19% EXISTING FLOW
LO
3
PROPOSED BUILDING FF. ELEVATION 19.50
4
y''
-D
17
PROPOSED SAMPLE WELL & 6" C.O.
uu
TC 19.60
9.1
\ 17
73
18
PROPOSED CURB STOPS (3 PROPOSED)
i
7X
1 �
W
ER
MET
LEGEND
a
0
CITY OF LA PORTE Z
KEY MAP PG: 540-W
a.
ZONING (LI) LIGHT INDUSTRY.
HCAD # 024-092-025-0015 & 0017 0
CLP PROJECT # 07-8210
W
TYPE OF DEVELOPMENT: OFFICE/WAREHOUSE
DESCRPITION OF LAND:
L 15-20 RM: 725 SUMM9M TOWN OF LA PORTE
1aarmAnat C01NTM
VOLUME 58, PAGE 462 OF DEED RECORDS HARRI:
ADDRIM LA PORTE taro
123 S. 17TH ST. -
PURWASER/O1rNE1t 1171E COAIPMIY:
OAKLAND LAND & DEVELOPMENT, LLC -
FLOOD STATMENT:
SUBJECT PROPERTY IS LOCATED IN SHADED ZONE ''X",
OUT OF THE 100 YEAR FLOOD PLAIN ACCORDING TO
COMMUNITY PANEL NO. 4854870945 J, DATED
11-06-1996.
I�M.E.o 5. ,. -r'T -�8 X1 HI sIifiET° ~ X �2' <CALLi�s �NO'> 1�6X PROPOSED DEVELOPMENT
1 .7 SEE Dgiaw
TP 18.111 6 X (UNSHADED) 17,948.75 SQ. FT
17.2 3 U
J d pa TC 19.0 17I6 le,l / 7" CONCRETE PAVING
J WI = ¢ n TF 18.66- 1i 18.60 - !W/i 17i7 ' `� ' REGISTERED ENGINEER:
187.50 SQ. FT. (TRASH ENCL.)
��a_ Lij15 W oFL-IA2 ° ' 10 x 1�'9 I PHILLIP E. JOHNSON A LICENSED
L'iI 3 MAx U = a b r �,a` .+! �.a4" CONCRETE PAVING
Q 9.00 c. P 19 0 1°8 ° �. PROFESSIONAL ENGINEER IN THE STATE OF TEXA 3
W is FL -1s, v G i o to 180.06 SQ. FT. (SIDEWALK) DO HEREBY CERTIFY THAT THE INFORMATION
(' o �^ o - PRESENTED ON THIS MINOR SITE PLAN TRUE AN)
= 15,14 5. v z e li�
FF 19.50 FF 19.50 t _ ; Q ° 6" CHIP SEAL PAVING CORRECT TO THE BEST OF MY KNOWLEDGE.
u I rF 15. -� E 19.50 OFFICE AREHOUSE 0 1s.1 12,781.19 SQ. FT. _
�, F - ��1 Q �� 8 700 SQ. FT. IM SQ. FT. 17,16 X
TC 19.00 W W W W PROPOSED GROUND COVER
X �o �BTP19.50 16 TP18.50 U WA W W W 1819.63 SQ. FT LANDSCAPING REQUIREMENTS:
t T19 ' SHTOTAL DEVELOPED SITE AREA: 17,CABLE B❑ 80 24v 948.75 SQ. FT.
LINE o 6" CONC CURB TOTAL ROOFED OVER IMPROVEMENTS: 4,800 SQ. FT.
jRTE
P POWER P❑
T B M 1
%�E e I
';
AREAS
J1
1
i
E b (
A- 0.0824
Q= 0.28
0.67%
O
EAI�
E
q19,.5O
v
_
E & ELA5
E I
TC 19.00
-.
9.0
REP
§FE'E
C CjON 'CT
P
%T F o
18.4
FF 19.50 1 74 FF 19.50
TP 18.50
BY.
H
FL 1'(3.41
TP 18.7ti/
PROPOSED
362 L.F 17,948.75 SQ. FT. - 4,800 SQ. FT=13,148.75 SO. FT X 0.06 = 788.93
REQUIRED LANDSCAPING: 788.93 SQ. FT.
PROVIDED LANDSCAPING: 1830.25 SQ. FT.
�-� PROPOSED OAK TREE
3 PROP. INDIAN HAWTHORN SHRUB PARKING REQUIREMENTS:
C3
lg
i
° °
`fit �ts8t K
AFL etc a
FL 9.0
7 j
C F
PARKING SPACE ARE:
4(MIN) +3/1000 SQ, FT. OFFICE + 1/1500 SQ.FT. NON ( FFICE
tc-o
E
-�
_
al�F p Q F
6A1` *
CALLTP 5,00.')rP 19.
_ --
PROPOSED 12" H.D.P.E STORM LINE
EMPLOYEES:
SHALL BE DETERMINED WHEN LEASED
W i
s
FIRE
75'
---
4.
CbE7i
17 4
15_
5.
SWR
PROPOSED 6 SANITARY SEWER LINE
EMPLOYEE COUNT:
PRIOR TO CHANGE OF OCCUPANCY, OWNER MUST
8
SWf� �W
HYDRAN SWR SWR
=
6 - -
=/ = a
_R _
_ _
1
COORDINATE WITH CITY OF LA PORTE REGARDING
s
- -------
---
_IWR_____
----------------- 15" FL =1
-
7
17,6
A
PARKING DEVELOPMENT.
-__---------r--
*WATER VALVE 17.A
17,s 11
�
a
M. 17,6
Ln
DW
PROPOSED 2" DOMESTIC WATER LINE
18 3 i 18.0 8.
17,9
(�'
17.7 E I
R10'
PARKING PROVIDED:
90° -10' X 18' = 11 SPACES W/ CURB
R] Q
TEL
PROP. TELEPHONE LINE (OVERHEAD)
90° -10' X 20' = 2 SPACES W/ CURB STOPS
it
-
_� _ _
_ _ X-
in
900 -14' X 20' = 1 H.C. SPACE
_
_ _ �__j X18/32 // _ _
� ES I
ia,2
6 O
le,o j
R , 0 , W
E
PROP. ELECTRICAL LINE (OVERHEAD)
NOTES:
18 4 i
18,0 18.0�
- 7�
7.6 EDGE
GAS
NOT PROPOSED
DETENTION SUMMARY
PROP. 2" WATER
PROPOSED 6" SAN. SWR TAP
1. MIN.10' SEPARATION BETWEEN SANITARY LINE AND WATER LINE.
TOTAL ACRES IMPROVED:
0.412
METER W/ B. FLOW
TO EXIST. 8" SAN SWR LINE
2. USE CITY OF LA PORTE STANDARD PROTECTION REQUIREMENT AT WAT A
DETENTION REQUIRED:
0.2 AC-FT/AC
PREVENTOR FOR
T
• PROPERTY CORNER SIGN
LINE -SANITARY SEWER CROSSING.
0.412 X 0.2 = 0.0824 AC -FT =
3589.344 CU. FT
DOMESTIC SERVICE
-j FIRE HYDRANT • WATER METER
3. THE LOCATION OF THE SANITARY AND WATER LINE HAVE BEEN OBTAINI D
THE CITY OF LA PORTE. THE SANITARY ;INE
(RPZ)
FROM BLOCK MAPS PROVIDED BY
GUY WIRE WATER VALVE
IS PROBABLY 81NCHES AND THE WATER LINE IS PROBABLY 16INCHES.
DETENTION PROVIDED
AREA A 1836.17 CU. FT
PROP. 2" TS&V TAP &
19 MAILBOX 15.55 SPOT ELEVATION
4. PROPOSED SAN. SWR. LINES TO BE 6" H.D.P.E @ 0.32% W/ 6" FEED TO
AREA B 190.24 CU. FT.
BOX ON EXISTING 16"
• MANHOLE FL=12.39 FLOWLINE ELEVATION
BUILDING.
AREA 1860.12 CU. FT.
W.L.
+ POWER POLE T.B.M. TEMPORARY BENCHMARK
5. PROPOSED DOMESTIC WATER LINE TO BE 2"WITH 11/4" FEED TO BUILD VG.
PIPE 153.15 CU. FT.
THIS IS TO CERTIFY THAT THE CITY OF LA PORTE, TEXAS HAS
6. NO IRRIGATION METER PROPOSED.
TOTAL= 4039.68 CU. FT.
APPROVED THIS SITE PAN AND DEVELOPMENT OF OAKLAND LAND &1
7. NO GAS SERVICE PROPOSED.
TOTAL DETENTION REQUIRED:
3589.344 CU. FT
DEVELOPMENT IN CONFORMANCE TH THE LAW OF THE STATE
TOTAL DETENTION PROVIDED:
4039, 68 CU. FT
OF TEXAS AND THE ORDINANCES OF HE CI OF ORTE.
WATER LEVEL FOR DETENTION: 19.00
BY:
PIPE SIZE & LENGTHS: 12" @ 190 L.F. DIRECTOR, iA PORTE
USE A 4" FLOW RESTRICTOR PLANNING DEPARTMENT
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NO.
06-0020
IN BY:
RC
BY:
PEJ
C1.O.dwg
LE:
1" = 20'
E: Mon, Mar 26 2007
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