SW7961006_APPROVED PLANS_19970225

STORMWATER DIVISION CODING SHEET
POST -CONSTRUCTION PERMITS
PERMIT NO.
SW
DOC TYPE
❑ CURRENT PERMIT
APPROVED PLANS
HISTORICAL FILE
❑ COMPLIANCE EVALUATION INSPECTION
DOC DATE
YYYYMM D

1
TRASH HOOD
_______024_EL_iTORN PQQ------------
6- 0 PIPE
(1) 3/4"0 ORIFICE
18"0 CMP
DECANT ORIFICE STRUCTURE
NTS
-fir NORTH
STORMWATER
POND
SEE TYPICAL PLAN
NOW or FORMERLY
C. G. W., INC.
DEED BOOK 1368. PAGE 805
ZONE C-3
(PROPOSED WELLONS CENTRE)
W
J
Q
3
V. 7 5 V)
-11 N
--------------------------- a
18"0 CMP INV 0 25'
TREATED TIMBER BULKHEAD
4 LOT SUBDIVISION - EACH SITE
@ 21. 0' ELEV. BOTTOM AREA = 1500 sq, f t.
@ 25. 0' ELEV. PERMANENT POOL AREA = 1500 sq. f t.
PERMANENT POOL VOLUME = 6000 CU.ft.
@ 26. 5' ELEV. STORM POOL SURFACE AREA = 2400 sq. f t.
AREA DRAINING TO EACH POND -
0.70 Acres = DA
SITE 1 inch RUNOFF @ 90% IMPERVIOUS
= 2300 cu. f t.
POND STORAGE = 1500+2400 x 1.5 = 2925 cu. f t.
2
SA/DA RATIO = 4.5 for 4ft BASIN DEPTH
SA = 4.5 x 0,7 x 43560
100 = 1372 sq. f t.
STORMWATER
POND
SEE LOT 4 POND
LOT :CNONO
25.
INV. 4
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LOT 4 I
26. 26.4 x
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26.
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NOW OR FORMERLY
» 21 C
C.G.W. INC.
cW° rn
PROPOSED
Z
-
DEED BK.1368, PG.805
>
ZONED C-3
�aa
\
FF = 28.5'
5 PROPOSED
PROPOSED
D
;
�Wa
Of m0k�
FF - 28.5'
FF =
x2 s
x T.oPROPOSED
0aa�z I �\ FF = 28.5'
00060 I 28.0 Ow m
2
4 5-27. �o I I / ++E'
U I �6B INV. h.85 \ /, 7
INV. 23.85 2$ � I �pQ
66 2626 4 z .• C INV. 23.85 I I 2 4.
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26. 26.4 z •• z 26.4
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z
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NV. 24,0 �TBUFFER (WOODED) *OODED) 4pP-
BUFFER BUFFERW
uj
- Ln
15.52'-92-77-- - _ _ ` _ N W
26.0
27.
27.
27.
27.
•
C
75.0
gig
VICINITY MAP
i
1
1 �
1 1
1 1
I
I 1
TYPICAL PLAN
NTS
37.8
ER(XNCY SP•LWAY 27.5' TOP Of BERM
_----CL '
_________________________________________ _-_____ ___-_- 26.5' EL STORN POOL �
-6.o--r- 4--------------------------------------
1i 25.V EL PERMANENT POOL ,-
210' ELEV.
0
ri
N04'18'01'W NO3.36'44"W 117.19 117.32' N / 73.05' / ---RA
LEGEND
BC _ 4d.24'
Np6'08'13jW Bc
= CENTERLINE
R/W = RIGHT of WAY
Mc_ CARTHY BLVD. / / / EOP = EDGE of PAVEMENT
C SD'RW - - / --___ / / ___5� ❑ = DROP INLET
m = JUNCTION BOX
,-_Z- 2g = PROPOSED CONTOUR
24
= EXISTING CONTOUR
15"0 CMP = PROPOSED STORMWATER
NOW or FORMERLY / / e��� / % �p. R I PRAP
P
ti
I DEED BOOK
PARCEL g
,PAGE 601
ARCE
PLAT CAB. E, SLIDE 296
C - 3
/ , I
SECTION A -A
NTS
_--_--___ 7265_EL. STORM -POOL - -
TREATED TIMBER I,p•
I
I
_________________-I TREATED TIMBER
4.0 �
SECTION B-B
NTS
ELEVATIONS SHOWN ARE
FOR FINISHED GRADE
DEDUCT FOR STONE & PAVING.
ELEVATIONS ARE BASED
ON MEAN SEA LEVEL DATUM.
INDIVIDUAL SITE LAYOUT
MAY VARY WITH IMPERVIOUS
AREA. DRAINAGE AREA
NOT TO EXCEED CALCULATED
AMOUNTS.
OMNER/DEVELOPER
NEW BERN MEDICAL DEVELOFMENTS, LLCHAYW
W
INDIVIDUAL PONDS TO BE FENCED BY OWNERS.
409 OD CREEK DRIVE
-1
NEW BERN, N.
BERN, N. C. 28562
�
[phone]
U
LOT SO. FT. ACRES
ADDRESS
ENGINEER/SURVEYOR
1 49,439 1.13
612 Mc CARTHY BLVD.
%.)
49,441 1. 13
608 Mc CARTHY BLVD.
ROBER2
ENGINE M. CHILES P.E.
ENGINEERS &CONSULTANTS
3 49,441 1. 13
604 Mc CARTHY BLVD.
P.O. BOX 3496
(;1,
4 49,260 1. 13
600 McCARTHY BLVD.
NEW BERN, NC 28564-3493
d
[phone]
7•7
TIMBER
RECEIV
eD
WASHINGTON oprj, r
* SEAL'
5365 FEB 2 5 1997
•':0 FA'GINEE'Q'1<1
BF�r M. ���` D• E. M.
REVISED 12-18-96: MODIFIED STORMWATER PONDS.
REVISED 02-17-97: MODIFIED ORIFICE SIZE.
STORMWATER MANAGEMENT PLAN
of
4 LOT SUBDIVISION
for
NEW BERN MEDICAL DEVELOPMENTS, LLC
CITY of NEW BERN TWNSHP No. 8 CRAVEN CO. NORTH CAROLINA
DATE: 09=12_96---- ROBERT M. CHILES, P.E.
JOB NO. ---L62L-- -- ENGINEERS AND CONSULTANTS
SCALE: _?-= 40' NEW BERN, NORTH CAROLINA