SW1080303_APPROVED PLANS_20080922

STORMWATER DIVISION CODING SHEET
POST -CONSTRUCTION PERMITS
PERMIT NO.
SW IFIS�D�DJ�
DOC TYPE
El CURRENT PERMIT
APPROVED PLANS
❑ HISTORICAL FILE
DOC DATE
YYYYMMDD

. ­ � :::-, f! _ .p - . - . �: ;. , �:. � '. - . ., r_,, �! " I , -� . . , . . . , , . -, 2 - . 1 9'. P.1 -1 11�.j _L _X.'j 'j- I I I I . I - ; " ) F. : : " - I ". t _, �� , - :,
Ole )
Wl,r,
Village Area Phase II
STORMWATER MANAGEMENT PLAN
HENDERSON COUNTY,
NORTH CAROLINA
WILLIAM G LAPSLEY & ASSOCIATES P.A.
CONSULTING ENGINEERS & LAND PLANNERS
TWO TOWN SQUARE BLVD
BILTMORE PARK SUITE 320
ASHEVILLE, NC 28803
�8M 687-7177 Phone
828 687-7178 Fax
DEVELOPER:
SEVEN FALLS.. L.L.C.
39 PLEASANT GROVE CHURCH ROAD
HENDERSONVILLE, NORTH CAROLINA 28739
SITE ENGINEERING
WILLIAM G. LAPSLEY & ASSOCIATES, P.A.
TWO TOWN BLVD, SUITE 320
ASHEVILLE, NC 268J3
PHONE [phone]
FAX 828-6B7-7178
PROJEC T S/ TE
INDEX
SHEET NO. DESCRIPTION
1. VILLAGE A i &. PHASE 11)
2. PRE -DEVELOPMENT CONDITIONI_
3. DEVELOPED CONDITIONS
4. PHASE II DEVELOPED CONDITIC)'i.-IS (50 SCALE)
5. STORMWATER BMP DETAILS
6. STORM SYSTEM AND ROAD DEI'YUS
SITE L OCA TION MAP
not to scale
L 0 CA T1 ON MAP
not to scale
ROAD
Approved StOri_rw;4t3r R81!-Trdt Documents
Constr, ftior. in 10h tFtes13 d�xumenfsrequired .z
IV Nfj,tri Carolinaby
rule,
(.0,,1fQmSty wrtr the
plans ns St and �;Peic;s arid c:,y-rpijarce with the
ommater rules; ( I �A N",yC j,1j08ij ) )
Pe mil # 110-8—P
by NC DiViS�Dn of Water Quality
IneptDniE"e_V_z4iT
�� I -- , � q - - - - - - - - - - ­_.­__­. . . .... . .... .
7
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am-mm am -Am aftwom
/
r�
Wu jA Q LAnay & A SSOCUTO P.A.
Consulting En;inevrs & Land Planners
Two Torn 9guare Blvd. Suite 320
Asheville: ;+orth Carolina 28803
(828) 667-•7,17.7 • Fax [phone]
wva.wgla.com
ApprOVed Storm-waier P";Grlrmt vc urrlc t
CUnsiructior ire cr r' i-. Ze YI1:11 f:rlsssr; dor ments is
required by the sturmwa;wr rermii North '-.arolina
rules requite that the storm ,alc! system designer
Inspecl during constrr;cb(;s-,. ,.eniiy confarrri=ty with triz;
pians and specs, and :,ortiry > )m hawm wi+}t t'ne
stcrrnw titer rule ( 16A N; AC H +OE)A t I )
F' 'l��i..#�y,,bP uy---L!_L. NC Dlvisir7n of WI;+ter Qtr;tlit,
Sheet
GRAPHIC
( IN FEET)
1 inch = 100 ft.
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36
W
FRENCH BROAD
RIVER
Approved Stogy-FpwMw
cxistrwctlor M,,ce -w:
if, , - a
, 0, -� . '' it� . hess
required Dy the Nnethmar 01117'a
rules requife deSiC r
Inspect durinCi coristrw:i!u. CLE.`,'!Iy conformity Witin too
plans andSpecs:
,rid ceriFN with the
f
stmmwitw rule, -
15A N .Ac 2,1� 010 E�
pli
NC DivislOn of Water 0"ality
Sheet # -- kevision Date-v
JAI
-
4()0
Revisions
date:06/08
job: 07110
drawn: ajh
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I
E-1
z
0
sheet
m
T. 7
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T"- F-T -T

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sheet
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._ - - - .. _�..-__.. .. .. 1,�... _. ... !1'i•.___—___.S'_..__.!fa:Y�._.�c.a...f•e--x 1+2:•+'I. ...__., t. ��i '^—_
-'T"`r'. •r--r•�•r-rt- r- -T Y'�T .y. ." '4'�rT I-i'7

1" r
TOP TO REMAIN OPEN, TRASH
RACK REQUIRED AFTER SITE IS
STABILIZED
TOP OF BOX=2078.80
-----------------------
` 27
' 4, r % �.y it • i
L �
1 •r
it c� f �� • a,,Gy. a
. .. `
Ly
BOTTOM OF BOX
ELEV.=2069.00
OUTLET STRUCTURE #1
ELEVATION VIEW
NOT TO SCALE
- 5"0 PVC
INV=2076.75
STANDARD STEPS, 16"
ON CENTER SHALL BE
PRECAST INTO BOX
DIRECTLY BELOW
MANHOLE ACCESS AND
NOT LOCATED ON SIDE
OF BOX THAT HAS AN
ORIFICE OR OUTLET PIPE.
6" PVC SCREW
TYPE PLUG
^ _ _ _t7 TEMPORARY POOL _
6" PVC TEE
PERMANENT POOL
6" PVC iv
STUBBED
INTO BOX
P///z
6" PVC CAP WITH
3.OmO HOLE
DRILLED
00I.FICE CONFIGURATIO
NOT TO SCALE
�+-- - ---- INVERT OF OTCB
ELEV. = 2071,00
`-FILL BOTTOM OF BOX WITH
FLOWABLE FILL CONCRETE
NOTES:
BOX TO BE 4'X4' (INSIDE
DIMENSIONS) CONCRETE
BOX WITH OPEN TOP. TOP
SHALL HAVE A TRASH
RACK.
POND SURFACE LEVEL£ 'ti•
K lb
V ONO. -
POND BOTTOM y r 1 a 1
PLANTS PER SECTION 6
AND TABLE 9--1 OF THE
NC DWI BMP MANUAL
LITTORAL SHELF DETAIL
NOT TO SCALE
2 2'
ELEV=2080.0'
FILTER F,
EMERGENCY SPILLWAY SECTION
NOT TO SCALE
OUTLET HEADWALL
INV=2070, 00
RIP RAP VELOCITY
DISSIPATER
TOP OF BOX = 2080.00
4'x4' FLOW SPUTTER
JUNCTION BOX
2' WEIR -/
6" OUTLET -
FILL BOTTOM OF BOX
WITH FLOWABLE FILL
CONCRETE
BOTTOM OF BOX
ELEV=2068.50
TOP OF TYP. BERM
\MERICAN GREEN
MATTING
WET DETENTION BASIN VOLUMES
CONTOUR
MAIN BASIN
{$
FOREBAY
(s
TOTAL
AREA
(of)
AVG
AREA
(SO
DIST TO
NEXT
(FT)
INCR.
VOLUME
(cf)
FOREBAY
VOLUME
(cf)
TOTAL
VOLUME
(cf)
2070.0
3,163
0
3153
0
2.0
0
0
0
2072.0
4,874
0
4574
4,018.5
1.0
8,037
0
8.037
2073.0
5,819
1,654
7,473
5,173.5
1.0
8,174
0
14,211
20744
6,982
2,162
9124
8.298.5
2.0
8.299
1,908
22,509
2076.0
9,383
3,172
125M
10.839.5
0.5
21,679
5,334
44,188
2076.3
10.039
3,432
13471
13,013.0
0.5
$,5p7
1,851
li0,895
2077.0
IZ375
3.784
16159
14,815.0
0.3
7,406
1,804
58,102
2077.5
14.894
4,100
10994
17,576.5
0.3
8,788
1,971
66,890
207&0
1 20,591
0
1 20391
19,792.5
1 1.0
91898
0
1 76,787
2079.0
24329
0
223"
21,460.0
1.0
21,480
0
98.248
2080.0
1 24.113
1 p
1 24113
1 23,221.0
1 fl
1 23,221
0
1 121,468
1GH BAFFLE WWALL
UTLET STRUCTURE
FLOW
PATH
OUTLET PIPE
W LAYER OF
#57 STONE
RIPARIAN BUFFER
OR FILTER STRIP
CHANNEL '
SEED & LINE WITH 3 FT. WIDE STRIP
NORTH AMERICAN OF FILTER FABRIC
GREEN P-300
NCDOT CURB
.EVEL SPREADER (17' STD. 546.01
.ONG) so X 18~
LEVEL SPREADER PLAN VIEW
NOT TO SCALE
LEVEL SPREADER DETAIL
NOT TO SCALE
TOP OF SHELF
ELEV=2077.50
BOTTOM OF SHELF
ELEV=2076.50
OUTLET CONTROL
10' STRUCTURE (SEE DETAIL)
TEMPORARY POOL WATER LEVEL=2078.8 _ _ _ _ _
��� _-----T^------- NORMAL WATER LEVEL=2077.0 �T
1-I l 1=111• =1 11-I I F- l I =1=
I I I=1 I I=1 1=1 I I I 1=1 11=1 I I= MAIN Pool
6'x6' ANTI -SEEP COLLAR (PLACE
NO CLOSER THAN 2' TO A PIPE BOTTOM OF MAIN
JOINT) WATERTIGHT CONNECTIONS POOL ELEV=2069.00 1
36"0 HDPE V FOR SEDIMENT
OUTLET PIPE STORAGE
Box INVERT=2070.50 WET DETENTION BASIN SECTION
1 "=10'
EXISTING WETLAND
(TO REMAIN)
0' EMERGENCY
SPILLWAY
ELEV-2079.00
RIPRAP
MAINTIAN 30'
FILTER STRIP LEVEL SPREADER
(SEE DETAIL)
FLOW
SPUTTER
` P RMAN T PI
EL 077.00
01
LTJJ 1 4�1
well
M, IIIL
I• : A
e� -tee
I VIA
Nil
1p�ppmp- xpa
11211M RIM
•.
TOP OF BERM
ELEV=2077.5D
WET DETENTION BASIN PLAN VIEW
1 '= 30'
CONSTRUCTION
SEQUENCE:
biOTES:
1.
INSTALL EROSION CONTROL MEASURES
1. POND TO BE LINED WITH BENTONITE CLAY
2.
CLEAR & GRUB SITE
LINER. A MINIMUM 4" LAYER OF TOPSOIL MUST
3.
INSTALL SEDIMENT BASIN
BE PROVIDED ON THE VEGETATED SHELF FOR
4.
INSTALL OUTLET PIPE WITH TEMPORARY SKIMMER
PLANTING.
IN SEDIMENT BASIN
2. BERM BETWEEN THE FOREBAY AND MAIN
5.
GRADE SITE
POND AND THE EM6ROLNGY SPILLWAY TO BE
G.
INSTALL STORM DRAIN SYSTEM
LINED WITH NORTH AMERICAN GREEN P300 OR
7.
FINE GRADE SITE
APPROVED EQUAL.
B.
SEED & MULCH EXPOSED AREAS
3. CONSTRUCTION OF EMBANKMENT FOR
9.
INSTALL GRAVEL PARKING AREAS AND STREETS
DETENTION BASIN MUST BE MONITORED BY
10.
UPON STABILIZATION OF DRAINAGE AREA, CLEAN OUT
GEOTECHNICAL ENGINEER 'WHO WILL APPROVE
SEDIMENT BASIN, INSTALL OUTLET STRUCTURE AND
THE COMPACTION AND BORROW TO BE USED.
LEVEL SPREADER
r
6 _ TEMPORARY POOL WATER LEVEL=2078_80
_ _ _
FOREBAY I l--I
---_----_- -IiI III -
BOTTOM OF J FOREBAY
ELEV=2072.00
1' FOR SEDIMENT
STORAGE
�gt.irr=c� by ;'r� ter' i orth i aroiina
Dies requl+F th I r t c T t�.f 4- [E'tT tiBSiL�fsBi
knspe, t d in [ o : 'r ri,Morrroty with the
n
°e a
Mans and sper� and ei, r1 Y lance with the
6
storrnwater rt,l� + ;P. v.;�+^ 2 1�c7i3 i)) y'
(jyt �&
o{ vvator Qw1 i ty'
' ��.
NC ONE CALL CENTER
CALL BEFORE YOU DIG
1-a170.632-4"s
1 ujjAli Q LApaz r & A ssoclAms P.A.
Consulting Engheere & Land Planners
Two Town Sgiare Blvd. Suite 320
Asheville, Ne th Carolina 28803
(828) 667•-7177 • Fax [phone]
wwr.wgla.com
Revisions
8 06/08 NCDENR DWQ COMMENTS
date:6/08
job: 07110
drawn: ajh
sheet
1- of 6
21 J
1 -T'1 --ir-r--.-i�--, Tyr• -R
f
r

is i­'s t c_ __
�-5)LV ) _
I
I
NOTE;
ALL CATCH BASINS OVER 3' DEEP SHALL
n
2" HOLE IN CONIC. CAP
" FRAME &GRATE MODEL
HAVE STANDARD STEPS ® 16 O.C.
ALL PIPES MUST BE
R-3205 W/GRATE TYPE K
I
INSTALLED FLUSH OR CUT
WRAP BOX IN FILTER FABRIC BY NEENAH FOUNDRY OR
APPROVED EQUAL
FLUSH WITH THE EDGE
CULVERT OF THE DRAINAGE BLOCK
BACK OF CURB
1
NOTES:
- ... --- -- — -
-ALL INVERTS SHOULD BE
GROUTED TO ALLOW FOR
0 0 01L
IT IVE DRAINAGE IN THE
iv "�" """�POS
PIER (TYP.) BOX WITH NO STANDING WATER
-BOXES SHOULD BE LOCATED NO
CLOSER THAN 4' FROM THE EDGE
TOP ELEV. AS NOTED OF PAVEMENT UNLESS OTHERWISE
CL OF VALLY CURB EDGE OF CURB
CONCRETE COVER
ON PLANS APPROVED BY THE ENGINEER
24" VALLEY CURB
AND OWNER.
• `.;",: ' , •:^ •�',
ER
I REINFORCED
CURB TRANSITION AT CATCH BASIN
-FL
-=-
V OPENING
-+FLQ* -' PRECAST BOX WITH
KNOCKOUT PANELS
ALL PIPE PENETRATIONS
ON PRECAST BOXES MUST
FRAME do GRATE MODEL
BE PROPERLY REPAIRED
R-3205 W/GRATE TYPE K
FINISH GRADE BY NEENAH FOUNDRY OR
:5 VARIES
t
ON THE INTERIOR AND
ROAD APPROVED EQUAL
EXTERIOR OF THE BOX
USING BRICK AND MORTOR
'r
CULVERT
.. TOP GRATE
ELEV. AS NOTED
' •`
ICI II I—
I — I I
„r'
I I
IrI
_ 6" MIN
NOTED
ON PLANS --I
I
I _ PRECAST CONCRETE BOX
- 8" PRECAST CONC. BASE
COVEROPENING
I
n E TOMATCH GRATE
DIMENSIONS
#57 STONE
COMPACTED
WELL COMPACTED
PRECAST TE BOX
SUSGRADE
WITH KNOCKOUTEPANE S
OPEN
THROAT CATCH BASIN
NOT TO SCALE
INVERT
ELEVATION
PRECAST COVER
#67 STONE, COMPACTED
FINISHED GRADE
R
I—
--�— aa a°ll o a a o 0 0 0 0 0 0 0 a
0 a a 0 0 0 0 g" MIN°o°°°°°
0°aa000°a°
iI 111;
PRECAST CONCRETE BOX
COMPACTED SUSGRADE
WITH KNOCKOUT PANELS
AS MANF, BY TINDALL
OR APPROVED EQUAL
CATCH BASIN
NOT TO SCALE
I/
IL
167 STONE, COMPAGTLO
1
a a 000 0 0 a 0 a 0000
0 - 6" MIN
Q O p 0 0 A
pQ¢p0p0°pOppA6ap000pQA U —
—4II— COMPACTED SUSGRADE
JUNCTION BOX
NOT TO SCALE
LA
CLASS I RIP/RAP
DEPTH - 1 1 2 TIMES THE MAXIMUM
D MNE DIAMETER , (d MAX), N07
LESS THAN 0'.
F'X.TER
'^� SECTION NEW
pip
D=24"•-•• LA=16'
d50=6"
D=48"-+ LA=26'
d50=12"
D-60"— LA=32'
d50-12"
NOTES
d50 - MEDIAN STONE SIZE
dmAX . 1.5 X elCO
PLAN VIEW
TYPICAL PIPE OUTLET
N.T.S.
TYPICAL RESIDENTIAL ROAD DETAIL
N.T.S.
2—WAY)
TYPICAL RESIDENTIAL ROAD DETAIL (1—WAY)
N.T.S.
NC ONE CALL CENTER
CALL BEFORE YOU DI()
1 -6-832-4949
WULUM Q LAP= & A SSOCu= P.A.
Consulting Engileers & Land Plannera
Two Tarn Snare Blvd. Suite 320
Asheville, NTLh Carolina 288G3
[phone] • Fax (828) 6a7-7178
WWr. xgla.Com
I— 11_00 10-00
4,000 PSI
CONCRETE
,. I d4 o 14 a
bl 7' 1 I 1—� � COMPACTED
11-1 11-1 1 ISUSGRADE
24"' VALLEY CURB
Approves bvv;Umerlv_'
(a0n5trl3Ctf'. h'1 iJC( !'�' �,t•s da+:urnent5 i:i 7,16est°aired by thosirs n:v tl ptir;r,iF 4>arth Carolina
rulas require tha, G';e =.r,'31tnatr,r system da ;cgner
inspect du(:rlg e:;�nstr..c':e ,:.0 tIF< ^, ,iel lily Witt'.';,,_ plans and Specs, arc �.: y ., n 'ianre with the
storrnwater ruie
�y— _ i,ff� r-;IYir,+:,¢-� �F 'IVs?1P,r ll�l ' �i�� ° 06.0.
i
Sheet #.xi•;7tao�
r!lII IIfeIq
date-, 6/08
job: 07110
drawn: ajh
sheet
$ of &
F; T. •T'1 j f
�'i�
�y , .. - ., •e .. ..... +'. -d.
-�:'.s .. -. .. '? . r r (I! �..' �- .'t '.� Pi Y{ 1 ♦ _ ,.t� .: Q tll I! ..

t � r .. � i i i . _ . �.: 1 : .. _ _ .. _ . ' - - _ '-- ., ... '1 �'c. i ;1_ � u i . L= - .. _ ... _ � � i . • i • . . � r i f
Village Area — Phase I
STORMWATER MANAGEMENT PLAN
HENDlERSON COUNTY,
NORTH CAROLINA
I
WILLIAM G LAPSLEY & ASSOCIATES
CONSULTING ENGINEERS &LAND PLANNERS
TWO TOWN SQUARE BLVD
BILTMORE PARK SUITE 320
ASHEVILLE, NC 28803
(828} 687-7177 Phone
828 687-7178 Fax
P.A.
REVISION #
1.
DATE
04- 10-08
DEVELOPER:
SEVEN FALLS., L.L.C.
39 PLEASANT GROVE CHURCH ROAD
HENDERSONVILLE. N(RTH CAROLINA 28739
SITE ENGINEERING
WILLIAM G. LAPSLEY & ASSOCIATES, P.A.
TWO TOWN BLVD, SUITE 320
ASHEVILLE, NC 288(3
PHONE [phone]
FAX [phone]
INDEX
SHEET NO. DESCRIPTION
1. VILLAGE SITE PLAN (PHASE I & PHASE II)
2. PRE -DEVELOPMENT CONDITIONS
3• DEVELOPED CONDITIONS
4. PHASE I DEVELOPED CONDITIONS (NORTH)
5. PHASE I DEVELOPED CONDIT?ONS (SOUTH)
6. STORMWATER BMP DETAILS
7. STORM SYSTEM AND ROAD DETAILS
DESCRIPTION
NCDENR DWQ COMMENTS
SITE L OCA TION MAP
not to scale
L OCA TION MAP
not to scold
ROAD
Approved StOrmwater Permit Documents
Construction in accorelance with these documents is
required by the stormwater Permit North Carolina
rules require that the stormwater system designer
Inspect during construction; certify conformity with the
Plans and specs; and certify C romPhance with the
stormwater rules. ( ? 5A NCA2H ,1008 ( j ) )
Permit # abowa- flats
by NC Division Of Water Quality
Sheet # A k?_Revision date Ep

1 ..1 _ i 11.`. . !"1: - - -- L V's. i :s. It' t'• •t. ,� iLt:
�TT�J1�7S Fllb 1 l/�►f�.�
r
DaveLC�►PIVI�NT)
r
i
i
•
EXISTING PLEASANT GROVE
ROAD (SR 1191) TO BE
RELOCATED IN FUTURE
FUTURE PLEASANT
GROVE ROAD
RELOCATION
1
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r^-i ��� /".'^_'� r•--�-� .-�
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r-'^�
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-� f—�
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/'--� r-� r----� r"....•'i /"-'� �-_-�
PVNDJ �� /—� r- /
r� r-� r-� /—/ !—/ r�
/---� /—� f J r� f—� f�--.-/
!.'..'-✓ /----� r...--.� -/
r-� /-'-_.J
r-�..J
�--. r-� /�
!._a /_'."„/ /--"-`.!
r-� !-/ r� r-� r-J f � r--/ r----/ r---� �_� /
4 r�--� /-� r-� /-/ r-/
r-/ /-/ f-� �� r-�./ /�_✓
�_ J /�/ f_-...i /.--�
r-/ r----�
f�-/
r•--J f-� r-�
!-� �--! / -.-./ �/
FASTM I A�1'j1 N ,
��
/�
AND
r� r �
'"""�•w,,,,a �
"�»..,,,,,wvV,4„
-J /� f / /-.-,-.-.i r..`�/ /-�/
!-'----� r-� r-/ r-/ /----�
r�--/
r ----/
r'-•✓ !_..--.-../ /_......_/
r'---/ !-� r-� r
� �
�
"J
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� � �
�--• !�
.n.,,,M w�
l---'� /� r.._.._./ s�"/ /�
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f--�
�/ r� r----'/
/---� /----/ r-'-
...
r
r� r
1 (161[ilI11Ya�" 1
1 1
1 �
AREA TO BE
GRADED IN FUTURE
1
0
ORF� POSE PHASE
� I WATER J
' DETEKMON AREA /
i
w ,m. ■ I
\ ~1
I \ „U„t
•■,�Are �s
EXIS11NG PLEASANT GROVE
ROAD (SR 1191) TO BE
RELOCATED IN FUTURE
ROAD RELOCATION (NOT f
PART OF THIS PROji:CT)
PROPOSED GOLF
COURSE IRRIGATION
BUILDING
♦,
rr�i►
M
EXISTING GOLF COURSE
]RIVING RANGE &
PRACTICE AREA
100
Wo uY G LAP=y & A SSOMATO PA.
Consulting Engineers k Land planners
Two Town Square Blvd. Suite 320
Asheville, North Carolina 28803
(a2a) 8137-7177 0 Fax [phone]
w--w'gla.cwar
t�t¢]�tc)Ked Stormwater r erinit Do+:urnet-,:
o pprtion in accordance with these clOCUrnents is
reCi0414y the slorrnWnter permit. North Carolina
rule4 roquire thpt the slofmwater system designer
lnspeQ1 Auring �t)ftstructir;n; Cerfif j conformity with thy::
plans and spac4 anti Qtiirtifv compharice with the
stormwater rules (15A !` CAC 2H 1008E )
F'ermlt # SIA& 3G�_—pet J
by _ N�C i7ivislar of Weter Qugty
Sheet _ # _ Revision Datj Al OL
" 1111.+-
GRAPHIC SCALE
0 50 100 200
( IN FEET )
1 inch = 100 ft.
400
date: 03/08
job: 07110
drawn: ajh
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SCALE
?0 0 60 120
240
450
IN FEET)
I inch :z 120
ft
LEY & A SSOCUTES P.A.
earn & Land Planners
.are Blvd. Suite 320
-th Carolina 28M3
0 Fax (M) 887-7175
.Wm1a.00m
^Ypr4kga 510"Uwawr
Com6trur.. et;,, 'i Orr;,- , .0 �hese dacumems ,a
r6qvireid oy tHes h.2,?,Wat&,r pip rm i ' t North Camlina
rules fOqWi . Fe that 1p,O ytorMwak)r aysijem designer
Jnspe(;l clurfog certify r
Plans and sppC4�- ,Jrlform�y with the
StOr"'water rules'Orl'� W,14 cOMPbartr-e with the
(15ANOAC2H JO08(
Perlit O-E I , j))
Date
&��NC Division Of Water Quat,Jy
Sheet
Revision Datz)
E L
• 64 9
137
Min f--11[030-fz
11 /01 1111W %
dateo.03/08
job: 07110
drawn: aih
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FUTURE BORROW
PITARRIGATION POND
P
2770
�r
110
,? 720
TOTAL AREA in 3.7 AC
IiIL MMOUS AREA 0.00 AC
WEIGHTED c 0.30
FRENCH BROAD RIVER
BOUNDARY.
,_...J �J r-✓ ,-- ,-�'- ,J r-J r--� ,-� r� ,J ,---� ,-- ,� r-�--r r"�-- r� ,--� ,J -1
r�--� r-✓ �--r rJ i--�� r-� r-� r-J i� r---� r-� �' r---r r---� r�--r i� r--� r-� r-'
rJ .✓ r� ,� ,---r r� ,-� r--'✓ "�-�'�o"dr�'--^'�`£` x �'^ ,-'-•a' iJ F-✓ r-J ,-"-' r---' r-� i-� r-✓
r� r-� �-J r--✓ ,� r� r-� ,� r-r ,� r-�---r r� i---' r-✓ ,�-'-f •---� r� i--�--' r--✓ ,� �-' i---' r�
,� r--� ,-' �� r-✓ ,�--� r-✓ ,-"-' r-� r--✓ r-.-..i r-' r-� r-� r� r'--✓ r-� r� r...,� �� r--J r-'
r..._.J ,"-f'S/ � r� r-' r-� r—� ,� r-� r-� ,—' r� r-�-J r----, r-'✓ i--� ,--� r� i � r� r--� �--�
� �-� .:...-� r—� r--� ,---J r� r•� r--��-' r•� r---' r�--� r--r rT--r r--� r--� r� r�� r-✓ �`-' r� r--r i-� ,—,
�_J �� r_� �� r--/ rJ r.....✓ �, �„'_.� �-...../ ,•-J r�--•� r-��-J rJ ,'-� r� r-J ,--� r•-� ,-✓ r-� r'^J �� �
N
lip'— .,, �►�ME
-�--=
v
r�
ft
r►
rr
,
10
PLEASANT GROVE
ROAD (SR #1191)
LITTLE MALLOW CREEK
BOUNDARY
EXISTING IRRIGATION
POND
DRAINAGE AREA #1==JBMA
TOTAL AREA = 7.7 AC
IiiLPERVIOUS AREA = 0.11 AC
WEIGHTED c 0.31
DRAINAGE AREA SUMMARY
PRE -DEVELOPED AREAS
POST -DEVELOPED ALAS
DRAINAGE AREA #1
28.7 AC
35.9 AC
O.A. 01 TO BASIN
--
2&2 AC
D.A. 01 BASIN BYPASS
-
7.7 AC
DRAINAGE AREA #2
9.3 AC
3.4 AC
DRAINAGE AREA /3
5.0 AC
3.7 AC
TOTAL AREA
43 AC
43 AC
TOTAL AREA = 28.2 AC
IItF'EMOUS AREA = 12.1 AC
WEIGHTED c = 0.56
EXISTING GOLF
PRACTICE AREA AND
DRIVING RANGE
DRAINAGE A�Il
TOTAL AREA = 3.4 AC
IILPERVIOUS AREA 0.00 AC
WEIGHTED c 0.30
FUTURE GOLF GRAPHIC SCALE
AREA 120 0 00 120 240
( IN FEET )
1 inch = 120 ft.
WIRIJAM Q LAPSIM ac A SSOCT& s P.A.
Consulting'Sngineers & land Planners
Two Town Square Blvd. Suite 320
Asheville. North Carolina 28M3
[phone] 0 Fax [phone]
www.wgla.com
480
Approved Stormwater Perttfx Dc, tLii anu�
Construction in accordance w!th these documents io
required by the stormwater permit. North Carolina
rules require that the storrn*ater system desgrier
inspect during construsti€;n; certify confounrty with ttk:
plans and specs: and ceriity compliance with +he
stormwatnr rums. ( 1 aA NCAC .2H .1008 i! }
icy s NC Division of Water Quat t,
Sheet # 3 g 7 T _Ra3vlal€sn Die ,4
o�rvy• � L
date: 03/08
job: 07110
drawn:. ajh
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TOP TO REMAIN OPEN. TRASH
RACK REQUIRED AFTER SITE IS
STABILIZED
TOP OF BOX=2082.50
ly 1 R, '�•i a �� K
<<'
c
BOTTOM OF BOX
ELEV.=2070.00
OUTLET STRUCTURE #1
ELEVATION VIEW
NOT TO SCALE
- 4"S8 PVC
INV=2080.3
1
STANDARD STEPS, 16"
ON CENTER SHALL BE
PRECAST INTO BOX
DIRECTLY BELOW
MANHOLE ACCESS AND
NOT LOCATED ON SIDE
OF BOX THAT HAS AN
ORIFICE OR OUTLET PIPE.
�-- INVERT OF OTCB
ELEV. = 2072.50
4" PVC
STUBBED
INTO BOX
FILL BOTTOM OF 80X WITH
FLOWABLE FILL CONCRETE
ON TES;
BOTH BOXES TO BE 5'X5'
(INSIDE DIMENSIONS)
CONCRETE BOXES WITH
OPEN TOPS. TOPS SHALL
HAVE A TRASH RACK.
POND SURFACE LEVEL --
POND BOTTOM h- I
I ` 10.1
- - - -I PLANTS PER SECTION 6
AND TABLE 9-1 OF THE
NC DWO BMP MANUAL
LITTORAL SHELF DETAIL
NOT TO SCALE
TOP OF BOX = 2080.00
4'x4' FLOW SPUTTER
JUNCTION BOX
OUTLET HEADWALL
INV=2070.00
RIP RAP VELOCITY -Z," 2' WEIR -
DISSIPATER 6" OUTLET
FILL BOTTOM OF BOX
WITH FLOWABLE FILL
CONCRETE
TOP OF TYP• BERM
4" PVC SCREW
TYPE PLUG
-_-� TEMPORARY POOL
r 4" PVC TEE
4" PVC CAP WITH
2,67'0 HOLE
DRILLED
ORIEL91 MHEIGUBAT110N
NOT TO SCALE
TOP TO REMAIN OPEN. TRASH RACK
REQUIRED AFTER SITE IS STABILIZED
TOP OF BOX=2083.50
BOTTOM OF BOX
ELEV. = 2070.00
OUTLET STRUCTURE #2
ELEVATION VIEW
NOT TO SCALE
RUH BAFFLE WWALL
UTLET STRUCTURE
FLOW
PATH
OUTLET PIPE
I MAINTENANCE
` ACCESS
STANDARD STEPS, 16"
ON CENTER SHALL BE
PRECAST INTO BOX
DIRECTLY BELOW
MANHOLE ACCESS AND \
NOT LOCATED ON SIDE
OF BOX THAT HAS AN
ORIFICE OR OUTLET PIPE.
1
r------ INVERT OF OTCB '-
ELEV. = 2072.50 1
1
' FILL BOTTOM 0F BOX WITH 1
FLOWABLE FILL CONCRETE 1
1
1
3' LAYER OF
#:i7 STONE
RIPARIAN BUFFER
/�-OR FILTER STRIP
CHANNEL
SEED & LINE WITH 3 FT. WIDE STRIP
NORTH AMERICAN OF FILTER FABRIC
GREEN P-30O
NCDOT CURB
EVEL WRY hr STD. 846.01
s" X 1 so
LEVEL SPREADER PLAN VI
NOT TO SCALE
BOX 36"0 HDPE J
INVERT=2070.30 OUTLET PIPE
BOTTOM OF BOX 6'x6' ANTI -SEEP COLLAR (PLACE
ELEV= 2068.30 NO CLOSER THAN 2' TO A PIPE
JOINT) WATERTIGHT CONNECTIONS
NOTE:
CONSTRUCTION OF EMBANKMENT FOR
DETEN11ON BASIN MUST BE MONITORED BY
GEOTECHNICAL ENGINEER WHO WILL APPROVE
THE COMPACTION AND SORROW TO BE USED.
LEVEL SPREADER DETAIL
NOT TO SCALE
TOP OF SHELF
ELEV2081.00
BOTTOM OF SHELF
ELEV=2081.00
OUTLET CONTROL
STRUCTURE (SEE DETAIL)
6'X6' BOX FOR
EMERGENCY
OVERFLOW
TOP OF POND
ELEV 2084.50
r
FLOW SPLI TIER
II
►I,
'I 11
OCS
11 11
BA
,1
1
WALLS
,
f
%
/
�• .
00
Of
MAIN
Y
Y_
WET DETENTION BASIN PLAN VIEW
1 "=30'
MAINTIAN 30' FIL
(SEE DETAIL)
POND TO BE USED AS SEDIMENT BASIN DURING
SITE CONSTRUCTION. SEDIMENT SHALL BE
REMOVED FROM THE SEDIMENT BASIN AND
POND SHALL BE SHAPED TO THE DIMENSIONS
AND ELEVATIONS SHOWN ON THIS PLAN PRIOR
USE AS A WET DETENTION BASIN.
PERMANENT PI
ELEV! 2074.50
BOTTOM OF POND
ELEV 2074.50
POND TO BE LINED WITH 13ENTONITE CLAY
LINER. A MINIMUM 4" LAYER OF TOPSOIL MUST
BE PROVIDED ON THE VEGETATED SHELF FOR
PLANTING.
WET DETENTION BASIN VOLUMES
CONTOUR
MAIN BASIN
(80
FOREBAY
(of)
TOTAL
AREA (ef)
AVG
AREA
DIST TO
NEXT
INCR.
VOLUME
cf
FOREBAY
VOLUME
cf
TOTAL
VOLUME
c
2074.5
5,608
-
5,608
0
1.5
0
0
0
2076.0
7,133
-
7,133
6,370.5
1.0
9,556
0
9,556
2077,0
8,202
2,041
10,243
8,688
1.0
8,688
0
18,244
2078.0
9,431
2,485
11,916
11,079.5
2.0
11,080
2,263
29,324
2080.0
12,357
3,499
15,856
13,886
0.5
27,772
5,984
57,095
2080.5
14,916
3,773
18,689
17.272.5
0.5
8,636
11818
65,732
2081.0
17,575
4,044
21,619
20,154
1.0
10,077
1,954
75,809
2082.0
-
-
24,066
22,842.1
2.0
22,843
-
98,651
2084.0
27,703
25,884.
0.5
51,769
-
150, 420
2084.5
-
-
28,737
28,220
-
14,110
-
164,530
BOTTOM OF SHELF
TEMPORARY POOL WATER LEVEL�2D82.50,ELEV=2081.00 TEMPORARY POOL WATER LEVEL=2082.50
-------.------T-------._..._--.._...._.-_---__.._ ---_ 6� �-_-_..-_--------...__-_..._._._...___
NORM& WATER _
=111, I ICI I I=
I I= MAIN POOL 3••._... - I I ' _III - 1=llL
ll I,-� FOREBAY
_ _ _ - - - _ _ _ =_ �_ _ _ _ = _ _ _ � _ _ - _ _ _ _ I I-11 ! � =- =1 f=III=III=l l l ;
=III, - __ __ _ _ lll 1� 1! lll Ill=_L-=1 -IL; �1L=1 L_I, .! 1 ! _I 11=1 i Il W �I I I- .1111 i II k i
I- �I I I -III- I� I 1 I I- I...` --�-
-L11 =ll1 ;Ill-111 ll1 ll1=ll1 ll1=ll ll1= ;lll ! ! 1 1 I_
" I I I 1-I 1 I-11 L-=�1 I I- f 11- -III_-, . I. I I III III-1 11W
TOP OF BERM
BOTTOM OF MAIN BOTTOM OF
POOL ELEV=2074.50 FOREBAY
1ELEV=2076.O .Q
' FOR SEDIMENT pNroved �igrtn4vaier Parrslit Gv::umentti:
Construction in accc,rdonice wah these documents is
STDRAGF required h the stor
WET DETENTION BASIN SECTION
CONSTRUCnQN SEQUENCE:
1. INSTALL EROSION CONTROL MEASURES
2. CLEAR do GRUB SITE
3. INSTALL SEDIMENT BASIN
4. INSTALL OUTLET PIPE WITH TEMPORARY SKIMMER
IN SEDIMENT BASIN
5. GRADE SITE
6. INSTALL STORM DRAIN SYSTEM
7. FINE GRADE SITE
8. SEED do MULCH EXPOSED AREAS
9. INSTALL GRAVEL PARKING AREAS AND STREETS
10. UPON STABILIZATION OF DRAINAGE AREA, CLEAN OUT
SEDIMENT BASIN, INSTALL OUTLET STRUCTURE AND
LEVEL SPREADER
Y rnw�ter Pe,mit North Carolina
rules requite that the siormwat2r system designer
Inspect during canslruat ),,. certify conformity with t ti'•
plans and specs, and cerity compliance with the
stormwaterves.(15AN4AC2H 1008(j)) SE
r7 t; _5Sd1 L 00 Date_ / 649
by NC Divisien of tNate r Quafity
Sheet f� -` RBvision Dato 10 :��ij�"•FN I�{FsE-�;•• ��
NC ONE CALL CENTER
CAU. BFFOFM YOU DIG
-eoo-eas.�eaB
WUIJ il[ Q LAPS= do A SSOC Tn PiL
ConsultinS %inaera & Land Planners
Two Town Square Blvd, Suite 320
Asheville. North Carolina 28803
(B2d) 887-711W + Paz (828) ea? -,we
irr+r.w8la.com
�date:3-12-08
job: 07110
drawn: ajh
sheet
$ of 7

CONCRETE COV
— —^lft
6" OPENING
VARIES
1 2" HOLE IN CONC. CAP
ALL PIPES MUST BE
INSTALLED FLUSH OR CUT
FLUSH WITH THE EDGE
!CULVERT OF THE DRAINAGE BLOCK
NOTES;
—ALL INVERTS SHOULD BE
GROUTED TO ALLOW FOR
POSITIVE DRAINAGE IN THE
PIER (TYP.) BOX WITH NO STANDING WATER
--BOXES SHOULD BE LOCATED NO
CLOSER THAN 4' FROM THE EDGE
-TOP ELEV, AS NOTED OF PAVEMENT UNLESS OTHERWISE
ON PLANS APPROVED BY THE ENGINEER
AND OWNER.
PIER REINFORCED
MOW — PRECAST BOX WITH
KNOCKOUT PANELS
ALL PIPE PENETRATIONS
ON PRECAST BOXES MUST
BE PROPERLY REPAIRED
ON THE INTERIOR AND
EXTERIOR OF THE BOX
USING BRICK AND MORTOR
CULVERT
i. 'iY air ...•'Fr •f ��:1.:1.•..M I I,�-, �..
INV. ELEV, f_ 6" MIN
AS NOTED
ON PLANS II
1 .-- 8" PRECAST CONC. BASE
#57 STONE
COMPACTED WELL COMPACTED
SUBGRADE
OPEN THROAT CATCH BASIN
NOT TO SCALE
FINISHED GRADE
il�l�l I
G
�3
PRECAST COVER
r • r a • • • • • r • •r
NOT TO SCALE
PRECAST CONCRETE BOX
WITH KNOCKOUT PANELS
AS MANF. BY TiNDALL
OR APPROVED EQUAL
,,— #67 STONE, COMPACTED
6" MIN
ROWS:
►-ALL INVERTS SHOULD BE
MOUTED TO ALLOW FOR
POSITIVE DRAINAGE IN THE
BUX WITH NO STANDING WATER
2' FROM BACK OF CURB —t
SOLIQ CONCRETE TOP ON DROP INLET
24" CONCRETE VALLEY CURB
1' RADIUS T I �l CONCRETE FLUME
CONCRETE COVI
BRICK THREE SIDES &
LEAVE QUTTER SIDE OPENING
RIP
.NV. ELEV.
AS NOTED
ON PLANS—
#57 STONE
COMPACTED
D
-- ^•� SECTION VIEW
TOP ELEV. AS NOTED
ON PLANS
•,�y1
;'.1}1,,,
♦
•i!.'�- k .+�r
PIER
REINFORCED
6" OPENI G
FROM GUTWA
FLOWPRECAST
BOX WITH
KNOCKOUT PANELS
ALL PIPE PENETRATIONS
ON PRECAST BOXES MUS
BE PROPERLY REPAIRED
VARIES i�r:
ON THE INTERIOR AND
EXTERIOR OF THE BOX
a�
USING BRICK AND MORTC
CULVERT
DROP INLET DETAIL
N.T.S.
CLASS i AP/RAP
DEPTH - t TIMES THE MAXIMUM
STONE OMME A, (d MAX), NOT
1,ESS TITAN 6`.
D-24 — LA-16'
d5O- 6"
0-46"— LA-26'
d50=12"
0-60"— LA-32'
d50-12"
NOTES
00 - MCXAN STONE 6=
dMAX - t.6 X 6W
PLAN VEw
TYPICAL PIPE OUTLET
N.T.S.
6" MIN
B" PRECAST CONC. BASE
—WELL COMPACTED
SUBGRADE
45'
R.O.W.
2" STONE
51_0" 1 51R0p1'
�--.— 20'
1/4" PER FT. 1/4" PER FT,
NU
1
6" COMPACTED CABC
STONE BASE
CONC. VALLEY CURB & GUTTER
TYPICAL RESIDENTIAL ROAD DETAIL (2-WAY)
N.T.S.
TYPICAL R=SIDENTIAL ROAD_ DETAIL (1-WAY)
N.T.S.
----- r--
NC ONE CALL CENTER
CALL WORE YOU DIG
14800-632-4949
Wuia x Q LAP= & A ssOCIATSS P.A.
Consulting Engineers do land Planners
Two Town Square Blvd. Suite 320
Asheville, North Carolina 28W3
[phone] • Fax (sea) ea7-7179
xrw.wgIa.com
11-00 1'-00
70
24" VALLEY CURB
Approved Startrtwater Permit Docurjj6ns
Construction, in accordance with these docurnems i,;
required by the stormwater permit North Carolina
rules require that the stormwater system designer
inspect during constructor, certify conformity with the
plans and specs; and certify compliance with the
Stormwater rules. ! 15A NCAC 2H J 008 (j) )
Permit >f_ Ltate
try_ 13G Division of Wa duality
Sheet # � Revision Date_
4,000 PSI
CONCRETE
COMPACTED
SUBGRADE
date:3-12-08
job: 07110
drawn: ajh
Mr
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