HomeMy WebLinkAbout20141142 Ver 1_More Info Received_20150324March 20, 2015
DWR Webscape Unit
1650 Mail Service Center
Raleigh, NC 27699 -1650
RE. DWR #14- 1142 -401 Approval
Please find enclosed one copy of the approved SMP, including plan details on full -sized plan sheets, with
proof of the City of Greensboro's approval, as required by paragraph 3 of the above referenced 401
WQC approval dated November 17, 2014.
If you need additional information, please contact me directly
0
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*�i�-
Manager, Redwolf Development Company, LLC
621 Eugene Court, Suite 103 PO Box 20706
Greensboro, NC 27401 Greensboro, NC 27420 -0706
www.redwolfdcvclopment.com
[MAR 2 4 2015 �v
WATEH-, FiESCZi;,CES
401 8 6UFFER PFR:A!TTING
Phone: (336)378 -8888
Fax (336)378 -8862
`!V�'HVIQUAN-i fig Of,; ON
Prior lo an,,,- Installatio'n
P111ase clor�Lii"'t '�pvct c'-
141pv,
410N� T Y
N 0 T I C E
One acre or more disturbed
pwri-nit
')rres or niore disl;-lr!wd
&
1'0'NTAC1 5011 111"SAON
CITY: 373 -21;)8
COUNTY: 373-33,A
CITY OF GREENSBORO
E? A
T E:
P L A N
5 E E T 5..
ENGINEERING DIV ISM )N
A PPROVED FOR CONS'I'lRUCTION
A
JANUARY
2b 2015
5HEET
U- I
-
OVERALL
UTILIT'r PLAN
In
5HEET
PIP
HARVE5T
OAK DRIVE PLAN
and PROFILE
Cn\l'\(-T (36) 373-2336 FOR ROADWAY CONSTRUCTION
DR (3',0) 3-';-;-.'37 7 FOR WATER AND SEWI--?, CONSTRUCTION
T
5HEET
PP
HARVE5T
OAK GOURT PLAN
and PROFILE
PRIOP -IL 0 BEGINNING ANY �� ORK.
5HEET
PP-3.
HARVE5T
OAK SAN. 5EHER
PLAN and
PROFILE
s I C, .FD l�-' DA l' E
Aj
5HEET
PP
4 .0
HARVE5T
OAK STORM 5EHER
PLAN and
PROFILE
5HEET
PP-5:
L113ERTY
ROAD WIDENING
PLAN
and PROFILE
5HEET
6P-
I -
POND
NO.
I OVERALL 6RADIN6
and DRAINAGE
PLAN
5 H
E
E T
-7P
C
- 2'.4
PHA5E
5RADING
I C
and ER
ON GONTROL
PLAN
ITY OE RELEID—OR
C 6 O
5 H
E
E T
E G
0 - I
ER05ION
GONTROL DETAIL
5HEFT
5 H
E
E T
EGO-2:
ER05ION
GONTROL DETAIL
5HEFT
1145PECTION ELE-�
TADERM-,Lf 5R 34Q
GHtR(H RD,
5 H
E
E T
V4 5
-1
HET
POND
N. I PLAN
VI
GIN ITY M A P 0 Pq N
E R
5 H
E
E T
W5
-2.
HET
POND
PLANTIN6
PLAN
—1338 LF x t50 20-0700
5G&E: I' = 20W
MMIF�� MCI!
TELEPHONE: 036) 3(-*2-19 ql
LCIA:irml=
APMOVED FOR CONSTK�MON
N CrTY OF 6QMWAQRC
\A RE50URCES ADMIN15TRATI011
DATE' Ic
F; a I rd ", a
n e, r s,,,
Know whafs below.
Call before you dig.
NOTE: ALL CON5TRUCTION TO 5E IN ACCORDANCE
WITH CITY OF GREENSBORO STANDARDS
AND 5PECIFICATION5.
I I IL_ . I L/INI IF V% I LIN _` I I I I vf' ,u, , 1 — t — — t,— __ — 5GALE: I" ® 30' 0 16 304 bOl 120,
THE P05T-DEVELOPMENT 1, 2 AND 10 YEAR 24 HOUR STORM EVENT TO PRE-DEVELOPMENT RATES.
NOTEBe
I ALL Ppnp(,Y,-r-n BUA HILL DRAIN TO THE POND FOR TREATMENT KITH THE
TOTAL PERMANENT SEDIMENT STORAGE PROVIDED = ri,%2 G-k . Ck. �'�:U'U-) U&NEER5 CERTIFICATION OF 5TORMNATER QUALITY CONTROL EXCEPTION OF 028 AG5, A5 5HOM ON APPROVED PRELIMINARY. IN = 301 Q 4z)
PERMANENT POOL DEPTH: 4.0 FT. 2. TH15 POND TREAT5 15 AG. OF OFF51TE DA AND 0.11 AG. OF OFF51TE BUA IN LIEU
POOL SURFACE AREA TO DRAINAGE AREA RATIO: Lbq5% (@ 5(95% E3UA) I CERTIFY THAT THE BMP 5HONN ON TH15 PLAN HA5 BEEN DESIGNED TO CONTROL RUNOFF FROM THE AREAS REQUIRED OF 0.28 AG5. OF ON 51TE BUA NOT BEING TREATED. Q>
6 E N E R A L N-o LE 5 POND 5ORFACE AREA REQUIRED: 15,51q 5F IN SECTION 50-1-1.12 OF THE GREENSBORO DEVELOPMENT ORDINANCE FROM THE FIRST INCH OF RAINFALL AND HILL 5. POND DI5GHAR6E5 INTO VETLANE) PER CO RP5 OF EN67INEER5 DIRECTIVE.
POND SURFACE AREA PROVIDED: I(qqO(b 5F @ ELEV. 71545 =PERM. POOL DE516NEI? TO ACHIEVE qO% TOTAL 5U5PENDE1? 5OLIP5 (T55) REMOVAL AND THAT THE RUNOFF CONTROL MEA5URE5
5HOKN ON TH15 PLANK HA5 DE516NEE) TO MEET OR EXCEED THE C7UIDELINE5 IN THE GREENSBORO KATER5HEE> MANUAL. <
BOUNDARY W TOPOGRAPHY INFORMATION TAKEN FROM 5URVEY BY BORUM, HAOE AND A55OGIATE5, F.-, �,3
Rv = 0.05 + 0.00q x (1) CAR el, Ls
U_
0,
Rv = Ov05 + 0.00q x (36.5) = 0,315 IN/IN P.E. 5EAL 4'
5 S 1
1. Q)
VOLUME = (DESIGN RAINFALL) x (Rv) x (DRAINAGE AREA) DATE Z • e I
C_�
VOLUME = I" RAINFALL X 0.35 IWIN X 1112 FTJIN. X lbb AG. = 25,530 GF 516NATURE SEAL LU
TEMPORARY WATER DUALITY VOLUME (NOV) REQUIRED: 25,530 GF 10771 w CC)
TEMPORARY WATER OUALITY VOLUME PROVIDED: 28,405 GF @ ELEV. 186.0
STORM ELEVATION TABLE
PROVIDE 2 1/4" DIA. N.Q. ORIFICE @ INV, 1545 /-10 <0 (D I-rEAP 7ft�12 LL_ I
to LU
> a _I
DRAIACOM TIME 3.6 DAY LU LU (2) 2-YEAR -0-7.02 LLJ
2 1/4" PIA. ORIFICE- IN R15ER 3 10-YEAR 76-116 LU
CL Uj
POND DATA THE ENGINEER'S CERTIFICATION OF COMPLETION WILL BE REQUIRED PRIOR TO THE FINAL PLAT OR GERTIFIGATE OF OGGUPANGY.
F 1W = 1845 0 loo -YEAR lbq.Oq
7 ------ ...... — -----------
THE 5TORMKATER CONTROL 15 TO BE IN5PEGTED TO ENSURE IT 15 FUNGTIONIN6 A5 DESIGNED AND HA5 FULL DE516N VOLUME lqo L:) -E- CD
. 6R
PRIOR TO 159JANCE OF ANY GERTIFIGATE O CD
BOTTOM OF EXGAVATION ELEV. 1761.0 (FOREBAY) - 1�q,5 (POND) OGG 4 Q�
F UPANGY. FILTER DIAPHRAGM EX -3 1'
BOTTOM IOAUINI?
TOP OF SEDIMENT / BOTTOM OF PERM. POOL ELEV. I805
GONG. ENDHALL, U_ Q) U) LU
PERMANENT POOL ELEV. = lb4,5
AU W-C�AW APPRDVAL5 AND PEI;U�fIT5 WILL f3E OBTAINED ROM WXM AW 60IRP5 FOR kfTLAM 015TMANGE. PERE ARE --TOP IA Q LU LU
MnPMAI Pnnl F)PPTP = 4 n FT
NO Wl5V1Gfl0W 5TREAM5 N TH15 51TE A5 EV&UATED BY r:)r,!5 LTP_ DE516N f 5Y OTHER5r (T)
90 ELEV. i 42" GP PROVIDE 3'x3' GONG. R15ER vql GRE5T ELEV. = Ibl.0 42 LF. 24" R( P — --- -----
INILET
PROVIDE 24" DIA. GONG. BARREL FOR PRINCIPAL SPILLWAY OUTLET[PIPE a 059% NGY� i
I lo 5HNT
1851 PE� �KPX[7= lb4,7 U_
R15ER A55Ei-%( KITH b'x(g" GRID
INV. 5
TOP OF EMBANKMENT ELEV. � IqO.l ALUMINUM TRASH RACK - TO BE ATTAGHEP G(
ORIFICE, DRILLED OR FABRICATED 100-'TEAR DE516N -V4ATER ELEV. lbq.oq JIME31 RIP RAP_y ff-�-TJP BAFFLE
-HI6H U51N67 6ALVINIZED BRACKET5/BOLT5 W5 L 6' X 14"
PERMANENT
1 1 i �5 4 POOL
Borum, Wade and Associates, P, A
621 Eugene Court, Suite 100, Greensboro, NC 27401-2711
PO Box 21882 Greensboro, NC 27420-1882
Phone: 336-275-0471 Fax: 336-275-3719
Web: www.borum-wade.com
N.C. License #; G-OW
5EAL5:
PROJIEGT:
CARO
/j/
fss/o*,-
SEAL
10771
ZVZ401s"
24" HIGH x b" DIA.
TRASH GUARD
CENTERED OVER ORIFIGE
ORIFICE INV. 1845
GONG, R15ER
21/4 "' ORIFICE
DRILLED OR FABRICATED
ORIF1,111GE
POND PERFORMANCE SUMMARY TABLE
PRE-PEAK INFLON P05T-PEAK INFLON P05T-PEAK OUTFLOW
51DE
VIEN
DETAIL,
m-g-Nno
1
0.22
186.12
56HEMATIG: POND
0N5TRUGTl0N 5EQUENG;
STORM
POND PERFORMANCE SUMMARY TABLE
PRE-PEAK INFLON P05T-PEAK INFLON P05T-PEAK OUTFLOW
MAX, N. 5. ELEV,
I-YEAR
5,0
15.0
0.22
186.12
2-YEAR
15.0
23.O
I.O
18102
10-YEAR
21.0
50.0
Iq.g0
16156
100-YEAR
42,0
q5,O
35.81
lbq.oq
THE BENCH SHALL PROVIDE A LOCATION FOR DIVERSE POPULATION OF EMER6ENT YfTLAND
VEGETATION A5 WELL A5 PROVIDE A SAFETY FEATURE PRIOR TO THE DEEPER PERMANENT POOL,
THE VEGETATION INSTALLED ALONG THE VEGETATIVE BENCH SHALL:
1, ENHANCE E31OL061GAL POLLUTANT REMOVAL
2. PROVIDE A HABITAT FOR WILDLIFE
3. PROTEGT THE 9VRELINE FROM ER05ION
4, IMPROVE 5EDIMENT TRW EFFIGIENGY
FILTER I?IAPHRA(5M'
NOT TO SCALE
0
H b"xb' 1,61REA515R
Pvc, 50LID WALL
o I b"xb" —EE N/ GLEANOUT
lam
22, •'�
151.0
11345
LU
BE,
115
GUT-OFF TRENCH, CONTI% ALONG ILL5tG11()N0t-
EMBANKI-ENTi 4' MIN. WIDTH, 4, IN. DEPTH, I:1 51DE 5LqPE5
LEFBOTTOM E 1
.M.M-000
0- 11IMS =
12 116 1
w
W
)IMENT 5TORA
T_
L_iL
�Iq5 I A
W DRAIN qlPE, W 5-EA 6A
i T-HANDLE TO DF�',N OND
BOTTOM 1211 OF PEP', -P L
_T9
6ONGREJEBA5E, -0 x -0" X
ZI
EMBED RI R q" I ) f3A5E
DAYVM ELEV
00
lz d)
CC)
QvlwlT4L-v&l�Iffl
DEVICE
DRAINAGE BUILT-UPON
OFF SITE BUILT
5' FLANGED
PERCENT
NAME
AREA: AREA SHOWN:
UPON AREA SHOWN:
AREA MAX.:
r- T_ r-
-----------------
WET POND N . 1
18.8 AC. 1 6.75 AC.
0.11AC.
5HEAR GATE
20.3%
WET POND NO. 2
12.3 AG. 4 61 ACS-
AC.
AC.
14.2%
TOTAL:
311 AC. 11.36 AC.
0.30 AC.
11.66 A
_;�n tT (9 1 510
GROUT lbi.0
if
0+00
0+50 1+00
1+50
2+00
4
41-
---
as
4
4 4
---
- - - -
4
- - - - - - - - - - - - - --- ---
4 4
5 E
G T 10 N
"A-A"
PERMANENT
NET
POND
6RAPHIG 5GALE5
5G ALE.
I" = 401 OMZ)
0 201
401 801 120' IbO'
5GALE.
=
I" 4'NERT)
5-0"kq x 5-01
A
:22= lzmmmlluza�
CONCRETE BASE
Ill 40'"Z)
G T
ORMAL POOL lb4.5
NORMAL
N
0 21
41 2 ' 16,
95 G ALE E :
NONE
OF BAFFLE jb35 0 D Y
; '
L�LS_200ft-M i01j
in NE3zr)
QvlwlT4L-v&l�Iffl
DEVICE
DRAINAGE BUILT-UPON
OFF SITE BUILT
BUILT-UPON
PERCENT
NAME
AREA: AREA SHOWN:
UPON AREA SHOWN:
AREA MAX.:
OF SITE:—
-----------------
WET POND N . 1
18.8 AC. 1 6.75 AC.
0.11AC.
6.86 AC.
20.3%
WET POND NO. 2
12.3 AG. 4 61 ACS-
AC.
AC.
14.2%
TOTAL:
311 AC. 11.36 AC.
0.30 AC.
11.66 A
OMERA?EVELOlPER:
KEYSTONE GROUP, MG.
3108 ALLIANCE DRIVE
GREENSBORO, NORTH GAROLINA 21401
(336) 362-lqq1
CONTACT: T: 5( OTT kiALLA( E
DRAM BY: MRO
DATE: JANUARY 28, 2015
REV15ION5:
SHEET TITLE:
PERMANENT
NET POND NO.1
PLAN
FILE NO: F-.\Siteworks\fo\The Form\pond
DRAWING SCALE: IN 0 T E D
PLAN SHEET NO.
N5 — I
Ij
25 94AW ME45CV5
10- VE6ETATED MU 0 I0 :1 5LOK . .....
25 NARROK PLLH55RA% 1'1�
is
25 LOU151ANA IR5 NofftAL POOL
ELEV.: 7845
W�,-,T;7W:T.
_mAE
041PRINE
25 BLUE RU9i
1A.
25 NARROK PLRvE6PA%
25 CARDINAL FLONER
PER 20 L.F.
1 25' 25' 25' (KINJ
wall IBM a
MOFIA ARM am AMMM
Ln
5FELF AREA: 2,5315.F.
PLANT5 REWIRED: (933 (50 PLANT5 PER 200 5.F)
PLANT5 PROVIDED: 634
1�11111RIERME
.67RAPHIG 5GALE
Borurn, Wade and Associates, P.A.
621 Eugene Court, Suite 100, Greensboro, NC 27401-2711
PO Box 21882 Greensboro, NC 27420-1882
Phone: 336-275-0471 Fax: 336-275-3719
Web: www.borum-wade.com
N.G. License #: G-0868
0410
A . . Ro<"
o
SEAL
10771
5GIENTIFIG WE
i aqTY_l
51ZE
I REKWK5
5HALLOK HMER R.AW5
JUNOJ5 A
i 100
4" POT (MIN)
LOUI51ANA IR15 (MIX)
IR15 5p• .
100
4" POT (MIN) L6E A MIX OF GOLOR5
rIGKEREL RU5H ---j-POTAPERIA
GORDATA
4" POT (MI I N
FIALLON LAV PLAH5
CARDINAL FLONER
LOBELIAGARnNAI-15
111
4-" POT (MIN)
5HAMP HIB15Uri
H1515CU5 M05CHLET05
U-
100
4" POT (MIN)
NARROK PLUME6RA55
5ACGHARUH BALDNINI I
--4
111
4" POT (MIN)
1�11111RIERME
.67RAPHIG 5GALE
Borurn, Wade and Associates, P.A.
621 Eugene Court, Suite 100, Greensboro, NC 27401-2711
PO Box 21882 Greensboro, NC 27420-1882
Phone: 336-275-0471 Fax: 336-275-3719
Web: www.borum-wade.com
N.G. License #: G-0868
0410
A . . Ro<"
o
SEAL
10771
so
•
I Mil 1-11
KEY5TONE GROUP, INC.
3708 ALLIANCE DRIVE
6REEN550RO, NORTH CAROLINA 21401
(336) 362-1q91
C,ONTAGT: 5COTT KlkLLAGE
DRAWN BY: MRO
DATE: JANUARY 28, 2015
REV15ION5:
SHEET TITLE:
PERMANENT
HET POND NO.1
PLANTING PLAN
FILE NO- F: \Site works\fo\The Form\pond
PRAHIN6 SCALE: N 0 T E 0
PLAN SHEET NO.
ws -z
Q
<
Pm<
U-
--4
LU
co
LU
U—
Q)
'n
LU
LU
LU
LU
U–
so
•
I Mil 1-11
KEY5TONE GROUP, INC.
3708 ALLIANCE DRIVE
6REEN550RO, NORTH CAROLINA 21401
(336) 362-1q91
C,ONTAGT: 5COTT KlkLLAGE
DRAWN BY: MRO
DATE: JANUARY 28, 2015
REV15ION5:
SHEET TITLE:
PERMANENT
HET POND NO.1
PLANTING PLAN
FILE NO- F: \Site works\fo\The Form\pond
PRAHIN6 SCALE: N 0 T E 0
PLAN SHEET NO.
ws -z