SW8950303_APPROVED PLANS_19961210

STORMWATER DIVISION CODING SHEET
POST -CONSTRUCTION PERMITS
PERMIT NO.
SW8 C 55 03 0 3
DOC TYPE
❑ CURRENT PERMIT
V APPROVED PLANS
❑ HISTORICAL FILE
❑ COMPLIANCE EVALUATION INSPECTION
DOC DATE
�ggkD i210
YYYYMMDD

aV65POW POITOM E105f/JC
MV 5GE 51APE5 CR/(7E
V/05
VAT5
TYPICAL INFILT -flON PONn MfAIL
0"
&A%9N" Bof1i7M tTaSrMIu
-------- MD5DEAA'E5 rGRIUE
I
12"(e1a J
2Y'(11�J
TYPICAL C A55 INFILTC;A110N 5WAX MTAIL
nw
MOITrTY7// ,
PERMANENT SEEDING SCHEDULE
SEEDING MIXTURE RATE (LB\ACRE)
TALL FESCUE 60
SERICEA LESPEDEZA 20
KOBE LESPEDEZA 10
SEEDING DATES: AUG. 20 thru OCT. 25
FEB. 1 thru APRIL 15
SOIL ADMENDMENTS: FOLLOW RECOMMENDATIONS OF SOIL TEST
OR APPLY 2000LB\ACRE OF GROUND AGRICULTURAL LIMESTONE
AND 1000LB\ACRE OF 10-10-10 FERTILIZER.
MULCH: APPLY 4000LB\ACRE OF STRAW. ANCHOR STRAW WITH
ASPHALT, NETTING OR MULCH ANCHORING TOOL.
HYDROSEEDING MAY BE UTILIZED IN LIEU OF CONVENTIONAL SEEDING
METHODS.
_--10 ---
A
TEMPORARY SEEDING SCHEDULE
SEEDING MIXTURE RATE (LB\ACRE)
RYE 120
ANNUAL LESPEDEZA 50
SEEDING DATES: JAN. 1 thru MAY 1
SEEDING MIXTURE RATE (LB\ACRE)
GERMAN MILLET 50
SEEDING DATES: MAY 1 thru AUGUST 15
SOIL ADMENDMENTS: FOLLOW RECOMMENDATIONS OF SOIL TEST
OR APPLY 2000LB\ACRE OF GROUND AGRICULTURAL LIMESTONE
AND 1000LB\ACRE OF 10-10-10 FERTILIZER.
MULCH: APPLY 4000LB\ACRE OF STRAW. ANCHOR STRAW WITH
ASPHALT, NETTING OR MULCH ANCHORING TOOL.
HYDROSEEDING MAY BE UTILIZED IN LIEU OF CONVENTIONAL SEEDING
METHODS.
A
,ZO #
\ -
1\ �
POND INNYMATION TA1
7P9, a
DA51N
VOff M
(Tk)
M ftrVAIION (mg!)
DESIGN OXKEELEVA (nW)
9f V%Lft(abefQ
ULTVAT04
WAX -I
500LF
1
6
7
2500
WLfXATION
POW-2
455
1
6
7
526
MFLVATION
POW-5
250
2
9
II
1226
W1,1RAWN
POW-4
251
2
8
10
921
MPLTRAWN
POW-5
129
2
6
6
642
MFLIRATION
POW-6
108
2
6
8
446
ONtj-
\ SAIL
I!
A °_= J=� ram/ / / !' WOPUTY Mr(tup)
13
I I �`� ISM . A i �\ •� A �� 11 1 `b6. pd ��v I ; ?\ '
\>
O G', JNI L l P\A11 ON01
,
14 //! I 1 1 Q_ v - vv / , . ' % SWAL�
Y
v / v �� /v v ✓ v ll $ v ��. PO '6�
NN�� \ OH 44:
9 /
I -
to
� __-� ` �p\� I 1 1 I i I I I 1 / 1Y � _D15N • I � J � � i I � � /
------------- 2 -- --- /� �- 1
ZONE- #a- =-
I i•. 9� ` i I 7 r I - --- - `
I / l �T ' � i � ' � � % /
V I i i
1Y IN�1�11ZA110N
LAGOON
\\ /
1 �
MKIM \
INFILTP.A110N \
5WALE' I
AV A A pIf
i A � AZM, - ----- ��
d,hczho-Y
INFILTt?A110�\ , o
N�
rLAGOON
IZa
0
\\ \ \< VILCAN FaNIAY PEDE5f4* 5/FE lw%a I'm I < \ \
4" V-J580(WAVY WfY) OR
\ VA VA \
10'. < �/�41
TMNCH PPAN Mf&
ras
i I I O
I / /
1 0vV i ; ', ,
\ \ 9A I
I
000V,�CONC ffi 1211
X)OCG(tv) - - =� ! - - _ WAN
VA WN PA51N INFRMA110N fVL�
9A51N
AMA(a e)
WravM AI'J:A(ave)
61UNATA(aue)
XIWMV1015
ZOPE-1
1.26
0.45
OBI
55.7
ZOPE-2
0,29
0.08
0.21
27b
ZODE-5
0.15
0.04
0.11
26.7
ZOPE-4
0.14
0.06
0.06
42.9
Zoi-5
O.V
0.10
0.21
5"
ZOW-6
0.12
0.06
0.06
90.0
JA/�� J� __ _ _ _ G }�^ SITE INFORMATION
j � "'""' � `` `-``_�- ``� B.5 _ -- --- - •�' �� G ii j 0_ -� // Q INI IMTION 1. PREDOMINATE SOIL TYPE IS COROLLA SANDS
IN�L ATTO _ _ _ -�- ._._._. - - 5Wf -I
/�I G I- < - -�- - _ _ �•�.►___ ��� AND THE INFILTRATION RATE IS APPROXIMATELY 20-INCHES PER HOUR.
%\\j\ 5W&r I = `\ --_� -4-`_ _ - -- - - - _�� 2. TOTAL DRAINAGE AREA IS 2.27 ACRES. THERE IS
NO OFFSITE DRAINAGE AREAS.
3. PREDEVELOPED RUNOFF COEFICIENT IS 0.10, DEVELOPED
WOMPUY ONF(t Ip) COMPOSITE RUNOFF COEFFICIENT IS 0.39.
4. INFILTRATON PONDS AND INFILTRATION SWALES
\----------------- ARE THE PRIMARY CONTROLS FOR STORMWATER
A/
MANAGEMENT.
E)�ifN'
12'AWW5MALL '--------
LooP Pot" ROAP CON515f5Of
61,509 6/6E
WtM 21151ffACE CO"
REVISIONS
NUMBER DESCRIPTION DATE BY
I I WVI510N5MRNGMM 11/25/96 PR7
TYPICAL WAV 5�C110N
mi.
SEAL
20563
aoo
INFILTt MONJ
LAGOON
Atlantic Coast P6!51-bjn, Inc,
Engineering Surveying Land Planning
P.O. Box 20J
Wrightsville Beach, NC 28480
[phone]
5. GRASSED OR VEGATATED SWALES WILL BE UTILIZED AT
E C E I V E POND INLETS FOR TRANSPORTATION OF RUNOFF.
6. WALKWAYS BETWEEN GARAGES AND BUILDINGS SHALL BE
PD CONSTRUCTED OF WOOD DECKING AT GRADE.
S NOV 2 51996 D 7. ALL ROOF DRAINAGE MUST BE DIRECTED TO EITHER AN INFILTRATION
POND OR THE INFILTRATION SWALE,
PROJ #� NTiD3�3 GRAPHIC SCALE
20 0 10 20 40 M
PROJECT
5V& PALM COMCAF5
P/AIS HW 15LANP
PANNING 19 PPM M%f
PAS HW 151.AN12 NOt?TH CAPOI.INA
( IN FEET )
1 inch = 20 ft
SHEET TITLE
5fOf?M WA1F F MANAGF MF NT
PLAN & bML5
96256
October 1996
1
1" =20'

4"
NUMBER
CRA55 POW BOMOM EX15"
---MD511 am _
I
VAPE5
VAT5
TYPICAL INFILTI'MON POND t7ML
Into
28 655WN.E PGffOM EX15fNG
-------- N•D5A7E%M5
------ ------------ ----------------------
117
IZ" (mW
11— 24" (mrJ
TYPICAL GKA55 INFILVA110N 5WAU:12ML
,o
PERMANENT SEEDING SCHEDULE
SEEDING MIXTURE RATE (LB\ACRE)
TALL FESCUE 80
SERICEA LESPEDEZA 20
KOBE LESPEDEZA 10
SEEDING DATES: AUG. 20 thru OCT. 25
FEB. 1 thru APRIL 15
SOIL ADMENDMENTS: FOLLOW RECOMMENDATIONS OF SOIL TEST
OR APPLY 2000LB\ACRE OF GROUND AGRICULTURAL LIMESTONE
AND 1000LB\ACRE OF 10-10-10 FERTILIZER.
MULCH: APPLY 4000LB\ACRE OF STRAW. ANCHOR STRAW WITH
ASPHALT, NETTING OR MULCH ANCHORING TOOL.
HYDROSEEDING MAY BE UTILIZED IN LIEU OF CONVENTIONAL SEEDING
METHODS.
TEMPORARY SEEDING SCHEDULE
SEEDING MIXTURE RATE (LB\ACRE)
RYE 120
ANNUAL LESPEDEZA 50
SEEDING DATES: JAN. 1 thru MAY 1
SEEDING MIXTURE RATE (LB\ACRE)
GERMAN MILLET 50
SEEDING DATES: MAY 1 thru AUGUST 15
SOIL ADMENDMENTS: FOLLOW RECOMMENDATIONS OF SOIL TEST
OR APPLY 2000LB\ACRE OF GROUND AGRICULTURAL LIMESTONE
AND 1000LB\ACRE OF 10-10-10 FERTILIZER.
MULCH: APPLY 4000LB\ACRE OF STRAW. ANCHOR STRAW WITH
ASPHALT, NETTING OR MULCH ANCHORING TOOL.
HYDROSEEDING MAY BE UTILIZED IN LIEU OF CONVENTIONAL SEEDING
METHODS.
T�
z0ER
# \
SAI3� p cxASS r \
•� Io E C E � V E
OCT3 11996
PROJ #
I \ o
/ ' II I F \ ���V -�A� _ �CRA55� �•� \ � \ ,� G3 i \ �6 .�d� er ��� ���\ ,
T-
lr to / \ _— ,i' ,= /' JNFILTPA110N
\\ \ \ _ �6.5 i r
SWALF- I
12'-TITNCHD7JVN1 �' ) �/ / / / / /
p0 S
POND INFIRMATION TABLE;
D"c51GN
---
6A51N
WrfOM 5ZE ( . fL)
2FM (ftJ 1
601'TOM ELEVATION (ms)
M516N 5f0RAGi ELEVAi10N (msD
5r0KAa VO LM (abc R,)
IWLfKAfION
500V
I
6
7
2500' .,._ ..
INI' LiPAtION
row-2
453
I
6
>
526
PFILTA110N
POND-5
250
2
9
II
I226
UfILTKATION,
POW-4
249
2
8
10
921
INI'LIPATION
PGNBJ-5
129
2
6
8
642
IN`I,fKATION
POND-6
108
2
6
8
448
�\ / / ✓ V i / A\ \� A \
I ONE # z\
�..�
,------------ z- T/ 1% j IN�ILTPA110N
I'f;OPFt TY LIN�(tup> > ��.• o� °_ / — # - _ --- ----, e, �- I ' I /
�< ZONE a --- /
° �� � � � � o� . ' / � � � �_! � ,� �� // LAGOON
i l i �.•�' � _ ( � r i i �
J
�1 G6,k
o /MOW
- — Y
�: �'g
I ,/' o �- �, ,_-- � � lI ' 8 (ii ° � /� � �
swAL�- I G / v
v \ zr l
INFILTPA110N
,C)
26"
12"
`"� O << i
��/�� VILCPN PGtI•AT.'i'PEDESf�rV kWE'ft�NCh PKAME I • ����
AV Wg. Mon V-7MO (FEAVI WPD OR
X � MGKOVED ean.
10"
1
TMNCH 12FAIN P�TAIL
Ill
REVISIONS
DESCRIPTION
FORMING
\ •���.� � A �__ � �_ � -_�_ v A / i� ��� i DECK i I � /' / i% i / i
'WA
121,PVf ( - / /'. ,�..✓ /� // ,' / //
PFAINAG� 13A51N INFOpMA110N TVL�
BASIN
MA(ave)
IMPWOU5P!'•EA(xre)
Ck1;ENAMA (a e)
%IMI'MOU5
zow-I
126
0.0
0.81
35.V
ZOPi-2
0.29
0,06
0.21
2716
ZOfJ;-3
0.15
0.04
OJI
26.7
Zl
0.14
0.06
0.05
129
ZOhE-5
0.51
0.10
0121
323
Zm-6
OJ2
0.06
0,06
50.0
INFILVATION SITE INFORMATION
\ �\ ASPµ M^��nrk\�1. PREDOMINATE SOIL TYPE IS COROLLA SANDS
5W -I AND THE INFILTRATION RATE IS APPROXIMATELY 20-INCHES PER HOUR.
2. TOTAL DRAINAGE AREA IS 2.27 ACRES. THERE IS
NO OFFSITE DRAINAGE AREAS.
3. PREDEVELOPED RUNOFF COEFICIENT IS 0.10, DEVELOPED
_ 4 -- ----- __ PFZOP' FTY LlW tip) COMPOSITE RUNOFF COEFFICIENT IS 0.39.
4. INFILTRATON PONDS AND INFILTRATION SWALES
ARE THE PRIMARY CONTROLS FOR STORMWATER
MANAGEMENT.
5. GRASSED OR VEGATATED SWALES WILL BE UTILIZED AT
POND INLETS FOR TRANSPORTATION OF RUNOFF.
WOOD MaW1H 6. WALKWAYS BETWEEN GARAGES AND BUILDINGS SHALL BE
OA9,00 - CONSTRUCTED OF WOOD DECKING AT GRADE.
INFILTMION _;
LAGOON
DATE BY `o
-(*iESs/g"' '1':. Atlantic Coa5t P051-qn � n c I
sEAL Engineering Surveying Land Planning
P.O. BOX 20J
of y e�;e Wrightsville Beech, NC 28480
[phone],
EuE-aVL
OCT 311996
GRAPHIC SCALE
®E
PROJ # Sw'3 C7�'�%3aa 0 10 20 40 e0
PROJECT
5VA., PALM OfTA6� 5
ALP HW 15LANP
FLAN NG WA�fM�Nf
MP HW 15�ANn NOrTH CAp01.INA
( IN FEET )
1 inch = 20 ft.
SHEET TITLE
5fOF,M WA1�F MA FMM
PLAN & P�TAL5
96256
October 1996
1
1" =20'