SW6220704_Plansheet C2.1 - Grading_Drainage Plan_20221027

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VICINITY MAP ___ _ f �j 1 'N�' x *max 2��� �1 / TOTAL D INAGE AREA=1.8AC./' /
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(NTS) -� m' �/ o ix..... �,d�s� % Q1.0=(0.3) _21N/HR)(1.8AC/�3.9CFS/ / /� / / / 00
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- - - - _ _ �- •� / / URFACE AREA EQ D=,3'25SF/CFY(3.9CFS)� 12 SF / / / / / CA
0. j / / T P L=60 , TOP =�0 , D=3 / / / /O //
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jt �9 - O / / VOL PROVIDED=/S924C / / / / I N I N I
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c0 / WEI WIDTH=6'/ / N/
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w �' O 0.9AcQ .' / `�/ / SKIM ER SIZEf 1.5" / / / / j J� G '� a 4 C1 \
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� � SKIM R OR ICE DIAMETER=1. 5 � I � � � Cl �
Q10=1 / / / �
CREATE LANDSCAPE 2 DEWAT RING/TIME: 2.5 AYS / / / ham/ I _ a Cl
BERM- 5`_JRROUND IN 0 / NOTE: LEA�1 BASIN W EN 50% �F L DURINCp CONSTRUCTION. WHE
SfL'T FENCE `\ \� �� UPSTR M IAREAS ARE/STABLE QGAI T EROSION AND EMISSION H / ��
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-PEEN 0 TAIINED FROM N /REMOV TEMP. BASIN STALL O
OUTLE i ROTECTION/ 1 �, � / � - � \ _
- - - - - - - \ TEMP. ` I �� um- .sac / `� ERMAN GRADES A ALL DIS RBED AREA PER SEE PE I
`DIVERSION Q 1 5.4cfs / / C�a // / �
BEf?M TYP. I V10=9.9fps // / / / // � / -
` Qfull=21.3cfs V�'/ / / / O
-----TEMPORARY SKIMMER BASIN 1A W BAFFLES -- ` VfUII=21.0 s// ry/ / INLET / / � / \ \C7� D D
D.A.=0.8AC. / / \ \ \ Q1 1 -- j / ry� PRO CTION D D �O o D
TOTAL DRAINAGE AREA=2.9AC. _ - - - - / \ I d \ / / / O / 0 \ _< z = V n D D -
Q10=(0.3)(7.21N/HR)(2.9AC�=6.�S -- \ \ 1.a c �0 � , ��o/ / � 0
\ 2.OT. C. / / �/ \ \ \ �� F- O =1 iCFS D
VOL. REQ D=1,800-CFf AC*(0.8AC)=1440CF \ \ �10=7 c CLASS=A / / / / 0 \ \ p F 1
\ La=4XD0=6ft / / O / N \ M \ 01 .7 Fs 17
SURFACE -AREA REQ'D=325SF/CFS*(6.3CFS)=2048SF \ , / b _ / \ �1
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_ -TOrL=60', TOP W=35', D=2' \ D50-3 / // / / - \ \ \ \ `
(2:1 SIDE SLOPES - 7 DAY STAB ILIZATION-AME- FRAME TYP.) - - - - - `� I I DEPT =12 / / // O - _ _ _ _ - \ \ \ \ I
SURFACE AREA PROVIDED=210�>' �� \ g I W1=4.5 / / / �Ew 63
VOL. PROVIDED=3483CF \ \ I ? I 'A W2=1.25X1� :6 � � 0 /
WEIR WIDTH=6' �' Z \ \ o` 2L Q �..r�/C3' O
SKIMMER SIZE: 4.�5" � D
\ \ \ I / OUTCET P CTIO _ _ \ \ \ \ \ r
SKIMMER ORIFICE DIAMETER=0.75" 0 Z "1 -1 ' / / // A=1.5� \\\
DEWATERING TIME: 3.1 DAYS n'1 -_� \ ��___ / ��/ s.a / Q10�.4c ------
IV \,I �I / ti / ,� F� / V 6=9.9f s N \ \\ o N ---_--
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/ EPTi9=12"/ � � `\ \ 1.iT.AC.\ -
0 v / \ \ 0. AC '� �- - - 12 ( / Q / , / Q10=4.00FS
0 / ' 1.7 AC M \ / / / Wy 4.5 / �' N
BOUNDARY LINE C)Q10 2.5 Q o FS INLET �-' Q // // / k42=y.�5%1�6' N 10.
LOT LINE -----_-- o PROTECTION WEIR
---------------------------- DRAINAGE EASEMENT
> > > > > TEMPORARY DIVERSION BERM �
(TDB
(7 DAY STABILIZATION TIME FRAME
-•-•-•-•-•-•-•-- TEMPORARY SILT FENCE (TSF) • ' / / / / / / / ,/ \ \ I\ \ _ _ _ - - - _ _ \
LIMITS OF DISTURBED AREA
TOTAL DISTURBED AREA=8.0 ACRES MPORARY SKIMMER BA fN 6AFF ES
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- - - - - - 100 - - - - - - EXISTING CONTOUR \ D.A.-1.OAC.
fill FINISH GRADE CONTOUR
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DRAINA,Ct AREA�1.OA�.-
Q10= 3 .21N H 1.0#6.) � _
- SKIMMER BASIN DRAINAGE AREA \ � I Q \ \ \ ) / �)'( ZC / // // // // • \. � � - --_ - _ _ _ MP. SIL
ow TEMP. ROCK CHECK DAM (TRCD) * CE AS \ \
\ I VOL. RE=1,80(�'CF/AG/ (1.0'AC) 180 / / / / , \ �\ \
- - - - - - - - - ROADSIDE DITCH DRAINAGE AREAS \ I SURFACr EA�EQ'D�3255F/ S*(2'.2C 415 / / \ OWN
t10 •t c TOP k= 50 , OP W-(25 , /D= , - \ \ \ \ \
NOTE: ADDITIONAL EROSION CONTROL PLANS \ o / (2:1/ SIDE SL ESQ 7/DA ST ILIZ�\TI0�1 TI FRAME Ta'P.) \ \ \ Ez 2�0 \\ \\\Jill11111/1
& APPROVALS WILL BE REQUIRED FOR / / / /� 77�i
0 250 �RFACE A EA OVI kD- 25 / / / �. W \ \ \ \ \ ��•�� �\ CAR ''.
INDIVIDUAL LOTS PRIOR TO LOT DISTURBANCE I /VOL. PRO iDED- 4 CF / / / / / N `\ \ - - _ \ _ 1`f bY:
y ,7 � / , / \23 \ � � / � \\ \ fie° ,• � , °�,
/ WEIR WIDTH=4 /
SKIM R ORf ICE/ DI _ no 024 �1
o / DEWATERINCy TIME: 39 Y / / / \ = o .� \\ `\ \ \\
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SE / NOTE /2 T$B / // // // // k \ \\ \ \ PERT ANENT RIP /RAP / // , _ �\ - - - �i
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/ , \ �, / / I I I IVOL.IREQ'IJ-1 8Q0 F 1.1AC' =1980'CF �\ ► ►\\ ` \ \ \ FAX # 191 A5577•2'�5�i' / / '------
/ I I I I / )- \\ I \ \ \ \ / / / / / / z
i I I ISUR CE AkEA R =325SF/CF *(3.5C'FS)=1148SF \ l'\\ �\ \ \\ `\ \ \ �� // , / // // / // / j� I -I W
f-9 Z ---- f- as / / / I , I \ LLI
rn
N ��� -� / I 1 ITCH=50,IT0 =25, D=3 \ \ \ \\ \\ �\ \ ���\\\ \\ `\ \\ \\ \\ NOTE: 0 TOP ON IS ��/ r r� m
O CA Z I 9• ,_ - / I �(2:1 51DE PES \- 7 DAY STABOZATION\TIME FAME TYR. \` 4\'\ \ \ / V
00 _ I \ \ \\ \�� \ \ . \ ` `\ \ \\ TARN Q'1[ CJ� TION. / /' W _0 C.
\ P6 � - / / I I SURF C AREA PROS` DED=1250SF \ \ \ ` l\ \ \ `\ \ \
\ C� M / l 1 I VO ROVIDIED=2544 F \ \ \ `\ \ \ \` t�9i� \ \ \ \ \ \\ \ \ �S� ,� G POMP= / J Z
Cn r I J/ / / / I IRIWIDTH=�6' \ \\ `\ \ \\ \ \\ \'�S' \ �\ \ \ \ \ \0 litA•/'
C1J ' i , - SK �MER SITE: 1.5 \ \ \ \ _
O Cn �' �/ / / / SKIMMER IFICE DIAMETER 0" \\ ` \ '\� \\ �' / /10
/ /� ,/ , DEWAT�RI�TIME: 2.4 DAYS \\ \ \ \\ \\ �\ \\\y� \ \\\\\ \ \\\ �\ //// ��i / /' /
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TEMP. '�'� / / /� / / ` \ \ \ \ \ \ \ 1 '\\ \ \ \ ,' ' / / n
DIVERSION �s� 21 ,� /' ���� �/ /' // -� \\ \ \ \\ \ \\ \ \ 1 I� \ �� \� ��--��/�/ / _ � 0
TEMPORARY SKIMMER BASI 2 W BAFFLES BERM TYP. ql� O / �/ , _ \ \ \ 1 I \ u7 a
9�A �1.1AC. / / // / / \ \ \
/TOTAL`.�RAINAGE AREA= l9AC.\•\ � p � i /' � \ \ 11 I ` \ �_�-��' //// /i/ / / � (IN FEET) �
-2200 / /// /' / �� 1 inch = 60 ft. %
/ n1n-(n'V7')INI /PP)( QAr 1-d 1rFc C �\ \ . n I l i i / _---� / \ 1 \ \ I /%T _ .1 i / /
LOCATION: REVISIONS GRADING DRAINAGE A N D
�\� MUST(y. NCSR 1250 08.19.2022: NCDEQ COMMENTS / /
LITY p� uT TIM CURRIN RD.
T��o UPPER LITTLE RIVER TOWNSHIP 10.27.2022: NCDEQ STORMWATER COMMENTS EROSION CONTROL PLAN
_J w = HARNETT COUNTY, NC
a z � M FOR
� PROPERTY OWNER/DEVELOPER: E D I S O N ACRES
BEFORE YOU DIG! G AND J DEVELOPMENT, LLC
CONTACT ONE -CALL CENTER 2265 BENSON ROAD HORIZONTAL SCALE: 1" = 60'
1-800-632-4949 DATE: 07.27.2022
ANGIER, NC 27501 VERTICAL SCALE: N/A
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