HomeMy WebLinkAboutSW8040202_APPROVED PLANS_20050310STORMWATER DIVISION CODING SHEET
POST -CONSTRUCTION PERMITS
PERMIT NO. SW SeLa�
DOC TYPE
❑ CURRENT PERMIT
APPROVED PLANS
❑ HISTORICAL FILE
❑ COMPLIANCE EVALUATION INSPECTION
DOC DATE
YYYYMMDD
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DUMPSTER
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325' T EXISTI',:G
MANHOL
pfai_-1, 51Ar,� D11
FROM S&ME TESTING (JOB# 1063-04-568):
SEASONAL HIGH WATER = 40 INCHES HELOW EXISTING GRADE (8.67' MSL = SEASONAL HIGH WATER)
AVERAGE INFILTRATION RATE = 30in./hr.
PRE -CONSTRUCTION: POST -CONSTRUCTION
q 1 = 1 .54cfs. q 1 = O.Ocfs.
q 10 = 2.91 cfs. q 10 = O.Ocfs.
ENTIRE PARCFL IS DRAINAGE AREA ONE
BASIN #1: MAX AREA = 1240 SF
AREA @ FULL DEPTH = 533 SF
VOLUME = {533){1.5) + (1240-533)(.75)
(799.5) + (530.25)
1329.75 CUFT TOTAL BASIN # 1
BASIN #2: MAX AREA = 3129 SF
AREA @ FULL DEPTH 2110 SF
VOLUME - (2110)(1.5) + (3129 - 2110)(.75)
(3165) + (764.25)
3929.25 CUFT TCTAL BASIN #2
TOTAL BASIN DATA:
VOLUME = 5259 CUFT
AREA - 4369 SF
ALL CUTTERS TO FLOW INTO BASIN 1 OR BASIN 2.
TOTAL VOLUME OF PIPE:
6"0 X 334.99 FT LONG= 65.76 CUFT
12" 0 X 468.5 ET LONG= 367.96 CUFT
TOTAL = 433.72 CUFT
DESIGN PFRAMFTERS:
TOTAL PROJECT AREA : 49,679.6 SOFT
ROOF AND WALKWAYS 17,493 SOFT
ROADS : 15,462 SQFT
TOTAL IMPERVIOUS 32,955 SOFT
IMPERVIOUS PERCENT = (32955/49679.6) = 66%
FIRST 1 " VODUME TO BE COLLECTED ( SHUELER )
RV = .65
Vr = (1 /12)(.65)(49,679) = 2,690 CUFT REQUIRED BASIN VOLUME
Vd = 5,259 CUFT ( 1957. OF REQUIPFD VOLUME )
AS THE INCRIMENTAL TIME ANALYSYS SHOWS, THE SYSTFM WITH INFILTRATION FACTORED IN
DOES NOT EXCEED FULL VOLUME OF THE BASIN FOR THE FULL 1 YEAR AND 10
YEAR EVENT.
THERE ARE NO WETLANI75 ON THIS SITE.
LUCA I ION -
�Z 161
VICINITY MAP NOT TO SCALE
J.W.HU GGINS, PE,
ENGINEERING, INC.
5001 O'QUINN
BLVD. UNIT F
SOUTHPORT, NC
910 278 1226
4< o
6,%57
1r®E16dt86Y�l��°'0
3 ti�
APPROVED
NORTH CAROLINA ENVIRONMENTAL,
MANAGEMENT COMMISSION
DIVISION OF WATER QUALITY
�, 15
ISSUE DATE:
02/23/05
REVISION: 3--I
03/ Oa/05
JWH CUSTOM DESIGN INC.
BKK
110 E. ISLAND DR.
CONSTRUCTION
OAK ISLAND, NC,
OCEAN VIEW
CONDOS
` E 5 T H
Drawn By: KEVIN MASON
Scale:
/-"'\TER RUN-OFF
Paper Size: D
Project No.- 04-50125
Sheet Na: C2
IMPERVIOUS SURFACES
PERVIOUS SURFACES
LOT IS 49679.6 SF— 1.14 ACRES
IMPERVIOUS SURFACE AREAS
— 22025 SF ROOFS AND WALKS
— 15462 SF ROADS
PERVIOUS SURFACE AREAS
— 12192.6 SF VEGITATED AREAS, BASINS, POOL
NUMBER
TOTAL DRAINAGE
AREA (SF)
NUMBER OF
DROP INLETS
ROOF (SF)
ROAD (SF)
BMP
VOLUME
PERVIOUS (GRASS/
POOL) (5F
6" PIPE
(LIN. FT)
12" PIPE
(LIN. FT)
1
1736
3
0
1674
62
2
1633
2
0
1543
0
90
53.66
49.5
3
2274
2
0
2142
0
132
35.66
40.25
4
1 1432
1
0
1344
0
88
0
39
5
2897
3
0
2737
0
254
77
108.25
6
6153
3
0
5899
0
160
75,25
182
0
17493
0
5259
10802.6
0
0
TOTALS
49679.6
14
17493
5259
1 11588.6
334.99
468.5
NOTE: AREAS AND VOLUMES CALCULATED
WITH CADD SYSTEM
ELECTRIC
LLLC:I KID:
J.W.HUGGINS, PE,
ENGINEERING, INC.
5001 O'QUINN
BLVD. UNIT F
SOUTHPORT, NC
910 278 1226
eeFrlsrAi`r
ti
ISSUE DATE:
REVISICN: 3-
0212,5/05
03//021/05
BKK
JVVH CUSTOM DESIGN INC.
1 10 E. ISLAND DR.
CONSTRUCTION
OAK ISLAND, NC.
OC E N VIEW
CONDOS
Drawn Env: NHG
S E 519TH
Scale: 1 " = 20'
WATER RUN-OFF/
S U R FAl. ES
Paper Size: D
Project No: 04-50 i 2J
Sheet No: C2.3
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J.W.HUGINS, PE,
ENGINEERING, INC.
5001 O'QUINN
BLVD. UNIT E
SOUTHPORT, NC
910-278 1226
1tEFarrro
4
'•. SEAL • �;
i��frrrFFu�����
ISSUE DATE:
REVISION: 3
02/'23%05
03/02/05
JWH
CUSTOM DESIGN INC.
BKK
110
E. ISLAND DR.
ONSTRUCTION
OAK ISLAND, NC.
OCEAN VIEW
GNDOSS E 59TH
Drawn By: NHG
Scale:
1 „ = 20'--0"
DRAINAGE
Paper
Size: D
Project
No. 04-50125
Sheet No: C2.4
. - __._.._. _ _ „- i � � :'T .;•- _s i. ; t- yam--��-fi�FF� ii �.� .:r: :-"fit -5- :'�rrr��r. �- __ _ _. -___ ___- __ _.. i �.I� `I I i i r. .i r-. t� � ti'/7 �, l,.�i't,'� q,t•111 1 I, i i 1 r� r,
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ROAD SURFACE
DROP INLET
SEE DETAIL
12 0 STORAGE PIPE
8.67' MSL
SEASONAL
HIGH WATER
TABLE ELEVATION
12.5' MSL
12.0 MSL
SIDEWALK 12.0' MSL
110 DRAIN PIPE
FT/ FT SLOPE
'OWARDS BASIN
RIP RAP TO SLOW
DRAIN VELOCITY
TYPICAL VEGITATED BERM DETAIL
SHOWN ON DRAWING C2.4 BY--------------------
SIDEWALK 12' MS
BASIN 1 -
SIDES AT 3:1 SLOPE
TO BOTTOM ELEV. AT
10.5' MSL
6" 0 EQUALIZATION PIPE
II
u I ,
SIDEWALK 12' MSL
BASIN 2-
SIDES WITH 3:1 SLOPE
TO BOTTOM ELEV. AT
10.5' MSL
'I
RIP RAP TO SLOW
DRAIN VELOCITY
6'_52„
---
P
ire �
f J -
I
6" 0 DRAIN PIPE
001 FT/ FT SLOPE
TOWARDS BASIN
SECTION A -A OF LOT AFTER CONSTRUCTION SCALE: 1/8" = 1'-0"
1 1.865' MSL-
ROAD WITH
1 /4% SLOPE TO -
DROP INLET
12.0' MSL
10.5' MSL
8.67' MSL
12"0 STORAGE
PIPE BETWEEN DROP
INLETS. (NO SLOPE)
ROAD WITH
1 /4% SLOPE TO
DROP INLET
12.0' MSL
a�
3
8.67 MSL
6" 0 PIPE TYP.
.001 FT/ FT SLOPE
TO BASIN AS SHOWN
ON PLAN
TYPICAL DROP INLET DETAIL
8'-l12'
1 �-44„
a
9 34'-6"
12
4,.
g'
ROAD SURFACE
DROP INLET
SEE DETAIL
12"0 STORAGE PIPE
J.W.HUGGINS, PE,
ENGINEERING, INC.
5001 O'QUINN
BLVD. UNIT F
SOUTHPORT, NC
910 278 122e
FINISHED FLOOR HEIGHT 21.4' MSL
r
.+
' 4�
ISSUE DATE:
02/23/05
REVISION: 3—
03/02/05
JINH
CUSTOM DESIGN INC.
BKK
110
E. ISLAND DR.
CONSTRUCTION
OAK ISLAND, NC.
OCEAN VIEW
CONDOS
SE 59TH
Drawn By: NHO
Ica e'
1 /4` = V-0" UNLESS
0THERWISE NOTED
RUNOFF DETAILS
Paper
Size: D
Project
No: 04 50125
Sheet No: C2.5
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