SW3211203_Plansheet - Grading_Drainage Plan_20220223

VICINITY MAP
NTS
BG STEWART SOLAR FARM
BG STEWART SOLAR FARM, LLC
3250 OCEAN PARK BOULEVARD
SANTA MONICA, CALIFORNIA 90405
PHONE: [phone]
SITE ADDRESS: 1504 OLD HIGHWAY 74
MARSHVILLE TOWNSHIP, UNION COUNTY, NORTH CAROLINA
CSD PROJECT NUMBER: CCR-1503
SHEET INDEX
C-1 COVER SHEET
C-2 EXISTING CONDITIONS
C-3 SITE PLAN
C-4 EROSION CONTROL PLAN
EROSION CONTROL SELF INSPECTION: C-J� DETAILS
1. THE PURPOSE OF SELF INSPECTION IS TO MAKE SURE THAT THE APPROVED EROSION AND SEDIMENTATION CONTROL PLAN IS
BEING FOLLOWED, INCLUDING THE INSTALLATION AND MAINTENANCE OF MEASURES, AND THE PROVISIONS OF GROUND
COVER IN A TIMELY MANNER. 11
2. ALL OF THE EROSION AND SEDIMENTATION CONTROL MEASURES, SHOWN ON THE EROSION CONTROL PLAN, WHICH MAY
INCLUDE SEDIMENTATION CONTROL BASINS, SEDIMENTATION TRAPS, SEDIMENTATION PONDS, ROCK DAMS, TEMPORARY
DIVERSIONS, TEMPORARY SLOPE DRAINS, ROCK CHECK DAMS, SEDIMENT FENCE OR BARRIERS, ALL FORMS OF INLET
PROTECTION, STORM DRAINAGE FACILITIES, ENERGY DISSIPATERS, AND STABLIL12ATION METHODS OF OPEN CHANNELS
MUST BE INSPECTED.
3. A "SELF —INSPECTION REPORT FOR LAND DISTURBING ACTIVITYAS REQUIRED BY GS 113A-54.1"MUST BE COMPLETED. AN
ALTERNATIVE IS TO MAKE NOTATIONS ON THE COPY OF THE APPROVED EROSION AND SEDIMENTATION CONTROL PLAN THAT
IS KEPT ON THE PROJECT SITE.
4. THE SELF —INSPECTION REPORT FOR LAND —DISTURBING ACTIVITY IS TO BE COMPLETED AFTER EACH PHASE OF THE
APPROVED EROSION CONTROL AND SEDIMENTATION CONTROL PLAN 1S COMPLETE. THESE PLANS MAY INCLUDE.,
INSTALLATION OF PERIMETER EROSION AND SEDIMENT CONTROL MEASURES;
CLEARING AND GRUBBING OF EXISTING GROUND COVER,
COMPLETION OF ANY PHASE OF GRADING OF SLOPES OR FILLS,
INSTALLATION OF STORM DRAINAGE FACILITIES,
COMPLETION OF CONSTRUCTION OR DEVELOPMENT,•
ESTABLISHMENT OF PERMANENT GROUND COVER SUFFICIENT TO RESTRAIN EROSION.
5. THE RECORDS MUST BE MADE AVAILABLE TO THE EROSION CONTROL INSPECTOR AT THE SITE. ANY DOCUMENTATION OF
INSPECTIONS THAT OCCUR ON A COPY OF THE APPROVED EROSION AND SEDIMENTATION CONTROL PLAN SHALL OCCUR ON
A SINGLE COPY OF THE PLAN AND THAT PLAN SHALL BE MADE AVAILABLE ON THE SITE ANY INSPECTION REPORTS SHALL
ALSO BE MADE AVAILABLE ON THE SITE. d
REVISIONS:
A
NO. DATE DESCRIPTION BY
ALL CONSTRUCTION TO BE IN ACCORDANCE
WITH ALL NCDENR LAND QUALITYAND NCDOT
STANDARDS AND SPECIFICATIONS.
i
SITE INFORMATION
SITE ADDRESS:
1504 OLD HIGHWAY 74
SITE TAX OR PIN #:
02180012C
DEVELOPER:
BG STEWART SOLAR FARM, LLC
3250 OCEAN PARK DRIVE
SANTA MONICA, CALIFORNIA 90405
CONTACT: KIRK KIEFFER
PHONE [phone] '1
DESIGNER:
COMMERCIAL SITE DESIGN, PLLC
8312 CREEDMOOR ROAD
RALEIGH, NORTH CAROLINA 27613
PHONE [phone]
FAX [phone]
SITEAREA:
48.01 ACRES
DISTURBED AREA:
39.24 ACRES
ZEN
26411
OM"JM
G1Nel�•-
[phone], FAX: [phone]
WWW.CSITEDESIGN.COM
C-1

GENERAL NOTES:
EIB
\ 1. THE INFORMATION SHOWN HEREIN WAS TAKEN FROMANALTA/ACSM LAND TITLE SURVEY
PREPARED BY.
STEWART - PROCTOR, LLC ENGINEERING AND SURVEYING
t 4 i 319 CHAPANOKE ROAD, SUITE 106
t RALEIGH, NORTH CAROL/NA 27603
1 \ \ \ N. \ - PHONE. [phone]
FAX. [phone]
\ `,Sy\ \ ~ `� i 2. THE LOCATIONS OF ALL UTILITIES SHOWN ON THESE PLANS ARE BASED ON THE
AVAILABLE INFORMATION. THE CONTRACTOR SHALL VERIFY THE EXACT LOCATION OF
\ \, ,✓'� / / f / � \M.. \\ \ ~ \ \ \ \ cad � \ � `� � / / /'
NIF
BONNIE G. S�!
TEWART ° ^\ \ \ \\
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D.B. 4083, PG. 430 h^ 4>� \ \ \ \ \ \ \ � "," 1'
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NANCY HOUGH
PIN 1800015
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BORE HOLE
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PROJECT NO. CCR 1503
FILENAME: CCR1503-EC
DRAWN SY.• RCN
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DATE' 0"0-15
SHEET NO. C-2

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VICINITY MAP
NTS
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SITE LEGEND
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HANDICAP RAMP
HANDICAP STALL
CONCRETE
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PIN.02180009A O� �� DRIVEWAY
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Oil 30' WIDE INGRESS
30' WIDE INGRESS EGRESS EASEMENT i
EGRESS EASEMENT D.B. 3161, PG. 003
D.B. 3161, PG. 003 O� D.B. 3188, PG. 612
D.B. 3188, PG. 612 D.B. 3351, PG. 181 i 01,
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/ N = 447,706.0447 FEET
/ E = 1,583,883.3897 FEET
/ COMBINED GRID FACTOR = 0.999860045
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PIN, 02180012B
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PIN, 02180013
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GENERAL NOTES:
LAND TITLE SURVEY
1. THE INFORMATION SHOWN HEREIN WAS TAKEN FROM AN ALTA/ACSM
PREPARED BY.'
STEWART -PROCTOR, LLC ENGINEERING & SURVEYING
319 CHAPANOKE ROAD, SUITE 106
RALEIGH, NORTH CAROLINA 27603
PHONE. [phone]
FAX.' [phone]
2. THE LOCATIONS OF ALL UTILITIES SHOWN ON THESE PLANS
ARE BASED ON THE
AVAILABLE INFORMATION. THE CONTRACTOR SHALL VERIFY
THE EXACT LOCATION OF
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CCR-15503
FILENAME.'
CCR1503-SP
DRAWN BY..
RCN
SCALE:
1 " = 100'
DATE
0"0-15
SHEET NO.
C-3

VICINITY MAP
NTS
I
GRADING/EROSION CONTROL NOTES:
1. ALL GRADING, BACKFILLING, EXCAVATION, ETC..., SHALL BE IN ACCORDANCE WITH THE
RECOMMENDATIONS SET FORTH /N THE GEOTECHN/CAL INVESTIGATION REPORTS.
REFER TO THESE REPORTS FOR ADDITIONAL INFORMATION NOT TRANSFERRED TO
THESE PLANS.
2. CONTRACTOR IS TO CONTACT NORTH CAROLINA "ONE CALL"AT 800-632-4949 FOR
UNDERGROUND UTILITY LOCATION 48 HOURS PRIOR TO ANY DIGGING.
3. THE EROSION CONTROL MEASURES ARE TO BE IN PLACE PRIOR TO ANY EARTHWORK.
{
4. ALL EROSION CONTROL MEASURES SHALL BE MAINTAINED UNTIL DISTURBED AREAS
ARE STABILIZED.
5. ALL EROSION CONTROL FACILITIES SHALL BE INSPECTED AND REPAIRED AT A MINIMUM
OF WEEKLY BASIS AND AFTER EVERY RAIN EVENT.
6. ALL PAVED AREAS SHALL BE KEPT CLEAR OF EARTH MATERIALS AND DEBRIS. THE SITE
SHALL BE MAINTAINED SO AS TO MINIMIZE SEDIMENT -LADEN RUNOFF.
7. CONTRACTOR SHALL LOCATE AND VERIFY THE LOCATION OF ALL UTILITIES PRIOR TO
BEGINNING CONSTRUCTION.
8. ALL CONSTRUCTION TRAFFIC SHALL ENTER AND EXIT THE SITE VIA THE CONSTRUCTION
ENTRANCES.
9. THE APPROXIMATE AREA OF THE LIMITS OF CLEARING, GRADING, AND CONSTRUCTION
IS 39.24 ACRES.
#i o TEMPORARY SEEDING IN NORTH CAROLINA MAINTENANCE NOTES:
SEEDING MIXTURE '
\ \ IN GENERAL, ALL EROSION AND SEDIMENT CONTROL MEASURES WILL BE CHECKED AND MAINTAINED DAILYAND
�1>0 SPECIES RATE (Ib/acre) AFTER EACH RAINFALL GREATER THAN 0.5 INCHES. ANY SEDIMENT THAT HAS BEEN TRANSPORTED BEYOND THE
RYE (GRAIN) 120
\ PROJECT LIMITS SHALL BE REMOVED. THE FOLLOWING ITEMS WILL BE CHECKED /N PARTICULAR.
d \� \ \ \ \ ANNUAL LESPEDEZA (KOBE TEMPORARY CONSTRUCTION ENTRANCE
\ 4ATE WINTER & IN PIEDMONT AND COSTAL PLAIN,
¢ EARL Y SPRING KOREAN IN MOUNTAINS 50 INSPECT CONSTRUCTION ROADS AND PARKING AREAS PER/ODICALLYFOR CONDITION OF SURFACE. TOPDRESS
\ WITH NEW GRAVEL AS NEEDED, CHECK ROAD DITCHES AND OTHER SEEDED AREAS FOR EROSION AND
OMIT ANNUAL LESPEDEZA WHEN DURATION OF TEMPORARY COVER SEDIMENTATION AFTER RUNOFF -PRODUCING RAINS. MAINTAIN ALL VEGETATION IN A HEALTHY, VIGOROUS
\ * \ \ �` ` 1 \ \ \ \ \ IS NOT TO EXTEND BEYOND JUNE. CONDITION. SEDIMENT PRODUCING AREAS SHOULD BE TREATED IMMEDIATELY.i C/)
GERMAN MILLET 40 Z
� TEMPORARY SILT FENCE
\ \ \ SUMMER IN THE PIEDMONT AND MOUNTAINS, A SMALL -STEMMED SUNDAGRASS
MAYBE SUBSTITUTED AT A RATE OF 50 LB/ACRE. INSPECT SEDIMENT FENCES AT LEAST ONCE A WEEK AND AFTER EACH RAINFA L. MAKE ANY REQUIRED (�
\ \ � REPAIRS IMMEDIATELY. SHOULD THE FABRIC OF A SEDIMENT FENCE COLLAPSE, TEAR, DECOMPOSE, OR
A('RAVER a' \� BECOME INEFFECTIVE, REPLACE IT IMMEDIATELY. REMOVE SEDIMENT DEPOSITS AS NECESSARY TO PROVIDE
N� C �S " I ON W
\ <<� \ ISILTER A IC \ �, ADEQUATE STORAGE VOLUME FOR THE NEXT RAIN AND TO REDUCE PRESSURE ON THE FENCE. TAKE CARE TO
BONNIE G. STEWART 1 \ )' \ FALL RYE (GRAIN) 120 AVOID UNDERMINING THE FENCE DURING CLEANOUT. REMOVE ALL FENCING MATERIALS AND UNSTABLE
hD� � 5L T LL 1TVCo U \ SEDIMENT DEPOSITS AND BRING THE AREA TO GRADE AND STABILIZE ITAFTER THE CONTRIBUTING DRAINAGE
\ PIN:02?80013 °►� p, NSTALLAT�ILL4' VC•QUTL`ETS
D. f3. 4083, PG. 430 I �� \ \ AREA HAS BEEN PROPERLY STABILIZED.
SEEDING DATES: TEMPORARY SILT FENCE GRAVEL OUTLET:
MOUNTAINS -ABOVE 2500 ft. FEB. 15 - MAY 15 INSPECT SEDIMENT FENCE GRAVEL OUTLETS AT LEAST ONCE A WEEKAND AF EACH RAINFALL. MAKE ANY
\ \ \ \ LATE WINTER & BELOW 2500 ft: FEB. 1 - MAY 1 REQUIRED REPAIRS IMMEDIATELY. REMOVE SEDIMENT DEPOSITS AS NECESSARY TO PROVIDE ADEQUATE
EARLY SPRING PIEDMONT - JAN. 1- MAY 1 STORAGE VOLUME FOR THE NEXT RAIN. ANY RIP RAP DISPLACED MUST BE REP LA CED IMMEDIATELY. ,
COASTAL PLAIN - DEC. 1 - APR. 15
/ MOUNTAINS - MAY 15 -AUG. 15
TEMPORARY DIVERSIONS: '
SUMMER PIEDMONT - MAY 1 -AUG. 15
COASTAL PLAIN - APR. 15 - AUG. 15 INSPECT TEMPORARY DIVERSIONS ONCE AWEEKANDAFTER EVERYRAINFALL.IMMEDIATELYREMOVE
SEDIMENT FROM THE FLOW ARFA AND REPAIR THE DIVERSION RIDGE. CAREFULLY CHECK OUTLETS AND MAKE
/ SK-2 MOUNTAINS -AUG. 15 -DEC. 15 TIMELY REPAIRS AS NEEDED. WHEN THE AREA PROTECTED /S PERMANENTLY STABILIZED, REMOVE THE RIDGE
FALL COASTAL PLAIN AND PIEDMONT - AUG. 15 - DEC.30 AND THE CGHANNEL TO BLEND WITH THE NATURAL GROUND LEVEL AND APPROPRIATELY STABILIZE IT.
Ilk
TEMPORARY SKIMMER BASIN.
'6A S TANK ~� - , . SOIL AMENDMENTS
TEMPORARY DIVERSION BERM/DITCH LINER CALCULATIONS
1
C
1(10)
A
Q(10)
CHANNEL
FLOW
FREEBOARD
SHEAR
VELOCITY
MANNINGS
TEMPORARY
TEMPORARY
RUNOFF
10-YR
DRAINAGE
FLOW
BASE
LEFT
RIGHT
CHANNEL
DIVERSION
COEF.
RAINFALL
AREA
WIDTH
SIDESLOPE
SIDESLOPE
DEPTH
SLOPE
DEPTH
STRESS
"n"
LINER
DITCH NAME
INTENSITY
(IN/HR)
(ACRES)
(CFS)
(FT)
(FT)
(FT/FT)
(FT)
(FT)
(LB/SF)
(FT/SEC)
�I
TD-1
0.40
7.85
2.0
6.3
2.0
2:1
2:1
1.5
0.01
0.5
1.0
0.3
4.2
0.018
STRAW BLANKET
TD-2
0.40
7.85
0.5
1.6
1 2.0
2:1
2:1
1.5
0.05
0.2
1.3
0.6
5.6
0.018
STRAW BLANKET
TD-3
0.40
7.85
1.0
3.1
2.0
2:1
2:1
1.5
0.05
0.3
1.2
0.8
6.3
0.018
STRAW BLANKET
TD-4
0.40
7.85
0.5
1.6
2.0
2:1
2:1
1.5
0.05
0.2
1.3
0.6
5.6
0.018
STRAW BLANKET
TD-5
0.40
7.85
0.5
1.6
2.0
2:1
2:1
1.5
0.01
0.3
1.2
0.2
2.8
0.018
STRAW BLANKET
TD-6
0.40
7.85
1.0
3.1
2.0
2:1
2:1
j
1.5
0.01
0.4
1.1
0.2
3.7
0.018
STRAW BLANKET
TD-7
0.40
7.85
1.0
3.1
2.0
2:1
2:1
d
1.5
0.01
0.4
1.1
0.2
3.7
0.018
STRAW BLANKET
TD-8
0.40
7.85
0.5
1.6
2.0
2:1
2:1 ,I
1.5
0.01
0.3
1.2
0.2
2.8
0.018
STRAW BLANKET
TD-9
0.40
7.85
1.0
3.1
2.0
2:1
2:1
1.5
0.02
0.3
1.2
0.3
4.4
0.018
STRAW BLANKET
TD-10
0.40
7.85
0.5
1.6
2.0
2:1
2:1 !
1.5
0.03
0.2 1
1.3
0.4
4.3
0.018
STRAW BLANKET
TD-11
0.40 1
7.85
1.0
3.1
2.0
2:1
2:1
1.5
0.03
0.3
1.2
0.6
5.4
0.018
STRAW BLANKET
TD-12
0.40
7.85
2.0
6.3
2.0
2:1
2:1
1.5
0.01
0.5
1.0
0.3
4.2 1
0.018
STRAW BLANKET
TD-13
0.40
7.85
5.0
15.7
5.0
2:1
2:1
1.5
0.02
0.02
0.5
0.4
1.0
1.1
0.6
0.5
6.5
6.0
0.018
0.018
STRAW BLANKET
STRAW BLANKET
TD-14
0.40
7.85
8.0
25.1 1
10.0
2:1
2:1 !
1.5
TD-4 s FOLLOW RECOMMENDATIONS OF SOIL TESTS OR APPLY 2,000 LBS/ACRE GROUND
'� \ q \ .. N 3�3913/ E�/�,, / / � "� \� "` .,.••- r,,. �'�� INSPECT TEMPORARY SKIMMER BASINS AT LEAST WEEKLY AND AFTER RAINFALL EVENTS 0.5 INCHES OR MORE.
AGRICULTURAL LIMESTONE AND 750 LBS/ACRE 10-10-10 FERTILIZER
\ \ I \ ® 2j06/ `/ / LIGHT ACCUMULATED TO ONE-HALF THE HEIGHT OF THEFIRSTI BAFFLE (PLACE THE SEDIMENT THAT SEDIMENTN THE S REMOVED IN
/ / / / ROLE BARN_ `� / MULCH THE DESIGNATED DISPOAL AREA). PULL THE SKIMMER TO ONE SIDE SO THAT THE SEDIMENT UNDERNEATH IT
EtP
/ APPLY 4, 000 LBS/ACRE STRAW. ANCHOR STRAW BY TACKING WITH ASPHALT, ` -'�� / CAN BE EXCAVATED. EXCAVATE THE SEDIMENT FROM THE ENTIRE BASIN, NOT JUST AROUND THE SKIMMER OR
\ / / 570/ STRAIGHT CAN BE USED AS A MULCH ANCHORING TOOL. -- IOR A MULCH ANCHORING TOOL. A DISK WITH BLADES SET NEARLY THE FIRST CELL. MAKE SURE VEGETATION GROWING IN THE BOTTOM OF THE BASIN DOES NOT HOLD DOWN THE
'"'� � STRA
N/F EXITING / 'A/ 'N \ -' e e SKIMMER.
INIL G. ST4WAI T 18" MP ! MAINTENANCE 'IN: 21$00 9C \ f •� / REFERTILIZE IF GROWTH IS NOT FULLYADEQUATE RESEED, REFERTILIZEAND MULCH REPAIR THE BAFFLES IF THEY ARE DAMAGED. RE -ANCHOR THE BAFFLES IF THE WATER IS FLOWING
EX STTN� i i - _ / / / ��` -' IMMEDIATELY FOLLOWING EROSION OR OTHER DAMAGE. UNDERNEATH OR AROUND THEM.
9. 40 3, PG. �426 1 TORY �``
j DWELLING Jul TD-3 '' / / IF THE SKIMMER IS CLOGGED WITH TRASH AND THERE IS WATER IN THE BASIN, USUALLY JERKING ON THE ROPE
:ONCR TE DRIVEWA`(
t i
Tq HOUSE o
4.0 A CRES
i / / / / ✓
WILL MAKE THE SKIMMER BOB UP AND DOWN AND DISLODGE THE DEBRIS AND RESTORE FLOW. IF THIS DOES
NOT WORK, PULL THE SKIMMER OVER TO THE SIDE OF THE BASIN AND REMOVE THE DEBRIS. ALSO CHECK THE
ORIFICE INSIDE THE SKIMMER TO SEE IF IT /S CLOGGED, IF SO, REMOVE THE DEBRIS.
IF THE SKIMMER ARM OR BARREL PIPE IS CLOGGED, THE ORIFICE CAN BE REMOVED AND THE OBSTRUCTION
CLEARED WITH A PLUMBER'S SNAKE OR BY FLUSHING WITH WATER. BE SURE AND REPLACE THE ORIFICE
BEFORE REPOSITIONING THE SKIMMER. I
CHECK THE FABRIC LINED SPILLWAY FOR DAMAGE AND MAKE ANY REQU/RD REPAIRS WITH FABRIC THAT SPANS I
THE FULL WIDTH OF THE SPILLWAY. CHECK THE EMBANKMENT, SPILLWAYS, AND OUTLET FOR EROSION
DAMAGE, AND INSPECT THE EMBANKMENT FOR PIPING AND SETTLEMENT. MAKE ALL NECESSARY REPAIRS
SK-1 IMMEDIATELY. REMOVE ALL TRASH AND OTHE DEBRIS FROM THE SKIMMER AND POOL AREAS.
/ EN3J PAVED \ i ' j / f / ,� / / / // / / / / / \ \ 0 TEMPORARY CO/R MESH BAFFLES
-dRIVEWAY ` I ( j / / I 0 INSPECT BAFFLES AT LEAST ONCE WEEKAFTER EACH RAINFALL. MAKE ANY R QUIRED REPAIRS
/ I� i \ 1 I I 1 f / / ♦ I / / / I \ \ IMMEDIATELY.
1 .. 4093, PG. 432 END ' i E ``�'' d � // /
,\ `e 0t1 30, WIDE INGRESS i ti� \ I } I / f�'�d,� ( ,,I �e a �'m" jEljB \
\ \ 30 WIDE INGRESS EGRESS EASEMENT / TD-1 % / I I 1 '�► \ °-w-- -- 66f ALL BAFFLES SHALL BE SECURELY BURIED INTO SIDESLOPES OF BASIN.
EGRESSEASEMENT \ D.8\ 3161 ~� I / / I �"' +� I \
\ PG. 003 �, / I I I / / �p, CE 1 1 BE SURE TO MAINTAIN ACCESS TO BAFFLES. SHOULD THE FABRIC OF A BAFFLE COLLAPSE, TEAR, DECOMPOSE,
D.B. 3i`61, PG. 00�"a \ D.B. �1,88, PG. s12 / o'` I / / ) � � � � � �
° D.B:/ 3188, PG. 612 0 / �� / �j �/ / f / / j j ) ! 3 �1.59 AC ES'i ^� /i \� OR BECOME INEFFECTIVE, REPLACE IT PROMPTLY.
\ D \ \ D.B. 33 PG. 181 / ° / / t \ - 6
\ \ B. 3351, PG. 181 \ \ �\ \ \ i / ` / / /1 �1 f f REMOVE SEDIMENTDEPOSITS WHEN ITREACHES HALF FULL TO PROVIDEADEQUATE STORAGE VOLUMEFOR
THE NEXT RAIN AND TO REDUCE PRESSURE ON THE BAFFLES. TAKE CARE TO AVOID DAMAGING THE BFFLES
rG, / 4.0ACRES / DURING CLEANOUT. SEDIMENT DEPTH SHOULD NEVER EYCEED HALF THE DESIGNED STORAGE DEPTH.
\ \ DRIV I A ill' `. \\ --� --- 1--- -_ " jl //I % /l J /
\ �-
\-\� / / \ \ _. '" w I _ AFTER THE CONTRIBUTING DRAINAGE AREA HAS BEEN PROPERLY STABILIZED, REMOVE ALL BAFFLE MATERIALS
_ _ q TEMPORARY GRAVEL / \ AND UNSTABLE SEDIMENT DEPOSITS, BRING THE AREA TO GRADE, AND STABILIZE IT.
\ \ \ ' - _ f CONSTRUCTION ENTRANCE { j \�
\ �� �_-----"'"- _ \ \ "� /' \ ~ y £T \ c��� /PERMANENT
SEE DETAIL.{®� \ l I O �/b �. ~ \ ! / / ♦ \ ` -- -- g _ i TEMPORARYSILTFENCE
1 \ \ DRIVEWAY WITH �r \ \ '� - _ -- 5� / .� ^ ; GRAVEL OUTLET (typ.),
18"RCP + R/PR4P APRON.®g \ ,` \ ,,\i ` �`00 0413 W \ SEE DETAIL
CONSTRUCTION SE UENCE: �\ �i/ \ ORA'C o / /
SEE DETAIL. ®�i \ _ _ ,~ ---" e e -` L' EIP
I�sx�
O
Z
Z
�®Blr
J
�MI� II
0_
�9NYN111
W
W
L
LLJ
Lu
U
N_
W
N /
THE CONTRACTOR IS RESPONSIBLE FOR ENSURING THAT EROSION /S MINIMIZED AND THAT \/ \ "`' j ` l '` , "� EARTH DAM O
COMPLIANCE WITH ALL APPLICABLE FEDERAL, STATE AND LOCAL LAWS, REGULATIONS AND { I k ` 1 \ �' _-G- ' X X 5' TOP WIDTH O
•� ` ORDINANCES IS MAINTAINED THROUGHOUT THE EXECUTION OF THIS PROJECT. / / \�k'• .\�� l l f \ -� ~ `� \ ^- -. ' r e e / �-' �/ "' 573.5 / �Di
\ \ 573 � X2:1 SIDESLOPES J\ / - - _ _. _ TD-7 \ \ (typ.) J O)
1. OBTAIN NCDENR LAND DISTURBANCE PERMIT AND SCHEDULE A PRE CONSTRUCTION 'k s / / / `�. '' '-~' ^- e '" a 675 ' \ / / / / \ \ \ (� Q
MEETING WITH NCDENR LAND QUALITY INSPECTOR. / \ � / ; / / k� ` 21- ` jr 1 / / TD-5 ® \ / / / / _ _ f .. \ SK-4 `1, � z
2. INSTALL CONSTRUCTION ENTRANCE, AND WHEN COMPLETE, INSTALL THE PERIMETER - - - � yi
SILT FENCE. INSTALL TEMPORARY SKIMMER SEDIMENT BASINS AND DIVERSION ERB ° I ~k / / j / Q `k. ` --- 575 - "" - -- -. / / '' / / / / / / _. \ \ \ \ \ `�',� LIMITS OF � J LL V.
DITCHES. PROMPTLY LINE SPILLWAYS AND DITCHES AND SEED SLOPES, DAMS AND `��[ , _ 1.7 ACRES ca
CONTROL CI�RNE4 "`� I m k ^� / ' / 1 / / ^` "` ,. \ \ DISTURBANCE (typ.) J LV O
DITCHES. UPON COMPLETION OF INSTALLATION, SEED, MULCH, AND ANCHOR EROSION N.�. GRID C$OORD§. (NA6 83) / / k Eck -- - _._. - ._._. - _. - 4 - - - - - - \ .� f /- - ` / / / � � / 1.9 ACRES t � �- -- - ^ • `, \ TD-8 � �
EROSION CONTROL LEGEND AND SEDIMENTATION CONTROL MEASURES. r \ ' \ ♦ / \ 1 \ TEMPORARY SILT O c V
= 447,706.0447 FEET k / f / j ,� "'` ,� '1 FENCE y Q Y
3. BEGIN CLEARING AND ROUGH GRADING OF SITE. ALL EXCAVATIONS PERFORMED SHALL = 1,50,883.3897 FEET ! ! k1"'".. `" a -k �` \ t� r! \ (typ.),
k o, 8. 8 ACRES \ �,► °I - --^� MPORARY D1 RSION 4. Q ZZ
SILT FENCE OUTLET BE BACK FILLED WITHIN THE SAME DAY, WITH SOIL PLACEMENT ON UPSLOPE SIDE. COMBINEDGRID/FACTOR = 0.999800045 % % J \. ^�- M�q• >� --' � I \ \ i / dl► � "'••. O '� � SEE DETAIL � U � �
1..! k•�.,�/ - ^- / BERM/DITCH (( ), Z Y !1'
SEE DETAIL
INLET PROTECTION NOTE: CONTRACTOR SHALL INSPECT AND REPAIR ALL EROSION CONTROL DEVICES AT / 1/ , / ~- �k �, t / i i / �® \ / f ` \� _ 1 \ \ J Q (: 0)
LEAST ONCE A WEEK AND AFTER EVERY RAINFALL. GRADING ACTIVITY SHALL BE '� - ® Epp %
SF SILT FENCE PROHIBITED /N THE AREAS OF THE SEDIMENT CONTROL DEVICES/SKIMMER BASINS / 1 i j / k / �- / / ` ' t t i i / ��\ \ \ / / j , \ -� , �a �i iL: � O Q Q LLI
UNTIL THE AREAS UPSTREAM OF THESE DEVICES HAVE BEEN STABILIZED AND J \ \ ` , 1 , \ IS /ME T BAt�I - - - # I wF W y 2 Z Z O
TP TREE PROTECTION FENCE APPROVED. / / i Z oz Z
8.6 DRAT AG ARffAS (Yp• \ l J 0 N C O =
• DIVERSION DITCH 4. BEGIN FINISHED GRADING, FILLING, AND COMPACTION OF SITE. / / ✓ �/ 0 _ i ' . ^� `` �k /'� \ ' \ ` \ i \ \ J �� BARRY WILSON MILLS V pp M y V a
J y > \ I \ l % \ ( PIN:02180001
LD LIMITS OF DISTURBANCE 5. INVERTER PAD GRADING AND TRENCHING WILL HAVE TEMPORARY GROUND COVER AT / i 2 \ x / / \ k` �., / \ I} 1 �-r\ \ 11 ` \ \ \ \ 1 / ( I j \ ~ & �' / J 1 D. B• 0, PG. 0
THE END OF EACH WORK DAY. - SRO \ / PARCEL 2 \ '`^ I \ \ \ \ -.. ♦ I 1 �\ ,` �. ` ZONED.- RA-40
STORM PIPE /`� ` ` " ` cS \ I / \ \ k I I \ \ \ - / TD-9 00
6. STABILIZE SITE AS AREAS ARE BROUGHT UP TO FINISHED GRADE WITH VEGETATION, < - k / 1 j . 42 A CRO'� \ \ \ \ / k �' \ \ \ \ ` \ /' 1 / °
STONE BASE COURSE, ETC. � �> �"` ,� \ / � \ \ \ / �•.,� \ \ � '^ •-•, IV
CONSTRUCTION ENTRANCE N/F �'- e \ `s'Ao \ \ ✓ / / �k \ \ \ \ \ "' -' / e ' \ �` / / '' `f
T AFTER ESTABLISHMENT OF PERMANENT VEGETATION AND APPROVAL FROM NCDENR JOSE SANCHEZ-BERISTAIN ET. AL.
LAND QUALITY INSPECTOR, REMOVE SILT FENCE AND ANY REMAINING EROSION \ \ \ \ / / \ \ �// ✓
CONTROL MEASURES. PIN: 02? 80012$ x \ \ \ \ A_ \ \ \ ° ` IN, I (/ , �,' �� �• _ y - 6T5 J ,,I ' e - •..,•. \ "U - -' / / �•...... - -� " � / 11
SKIMMER SEDIMENT BASIN DESIGN
SKIMMER SEDIMENT BASIN DESIGN
SKIMMER SEDIMENT BASIN EFFICIENCY
SKIMMER
BASIN
NUMBER
DISTURBED
DRAINAGE
AREA
DISTURBED
DRAINAGE
AREA
REQUIRED
VOLUME
(1800 CF/AC)
DEPTH**
(2 FT. MIN.)
WIDTH*
LENGTH*
VOLUME
PROVIDED
RUNOFF
COEFFICIENT
RAINFALL
INTENSITY
FLOW Q10
REQUIRED
SURFACE
AREA
(325 SF/CFS)
AREA
PROVIDED
SIZE*
ORIFICE
DIAMETER
DRAW
DOWN TIME
(SF)
(AC)
(CF)
(F7)
(FT)
(F7)
(CF)
(IWHR)
(CFS)
(SF)
(SF)
(IN)
(IN)
(DAYS)
SK-1
174,240
4.0
7,200
2.0
40
105
8,400
0.40
7.85
12.6
4,095
4,200
2.0
1.8
3.0
SK 2
174,240
4.0
7,200
2.0
40
105
8,400
0.40
7.85
12.6
4,095
4,200
2.0
1.8
3.0
SK-3
82,764
1.9
3,420
2.0
30
65
3,900
0.40
7.85
6.0
1,950
1,950
1.5
1.3
3.0
SK-4
74,052
1.7
3,060
2.0
30
60
3,600
0.40
7.85
5.4
1,755
11800
1.5
1.3
3.0
SK-5
130,680
3.0
5,400
2.0
35
90
6,300
0.40
7.85
9.4
3,055
3,150
2.0
1.5
3.0
SK-6
196,020
4.5
8,100
2.0
45
105
9,450
0.40
7.85
14.1
4,582
4,725
2.0
1.9
3.0
SK-7
348,480
8.0
14,400
2.0
60
140
16,800
0.40
7.85
25.1
8,157
81400
2.5
2.4
3.0
SK-8
374,616
8.6
15,480
2.0
60
150
18,000
0.40
7.85
27.0
8,775
9,000
2.5
2.5
3.0
SKIMMER SEDIMENT BASIN DESIGN
BASIN DIMENSIONS
BASIN
NUMBER
TOP OF
DAM ELEV.
10 YR.
W.S.E.
FREE
BOARD
SPILL WAY
ELEV.
FLOOR
ELEV.
SPILLWAY
WIDTH
DAM TOP
WIDTH
DAM
SLOPES
(FT.)
(FT.)
(FT.)
(FT.)
(FT.)
(FT.)
(FT.)
(FT. F7)
SK-1
569.5
568.4
1.1
568.0
566.0
15
5.0
2A
SK-2
567.5
566.4
1.1
566.0
564.0
15
5.0
2:1
SK-3
577.0
575.9
1.1
575.5
573.5
16
5.0
2:1
SK-4
576.5
575.4
1.1
575.0
573.0
10
5.0
2A
SK 5
570.5
569.4
1.1
569.0
567.0
15
5.0
2:1
SK 6
563.5
562.4
1.1
562.0
560.0
18
5.0
2:1
SK-7
564.5
563.4
1.1
563.0
561.0
30
5.0
2:1
SK-8
567.5
566.4
1.1
566.0
564.0
30
5.0
2:1
\ \ \ \ CT \ .. I % /I.. ' ",' fi .\ 1 �! ' ' / / �`
D.�HIR
41 i1.5 \ �' l X �' -- e "' SEDIMENT BASIN WITH COIR
_ _ TEMPORARY SKIMMER -
'^• •`, \ \ `'� i � / ..._ `' '^ -- •2�; --..._ �.. MESH BAFFLES (typ.), � ».-✓ \ \ \ \ I x WI / / -- ...._ -....~ _ -1 - ` - �- \ SEE DETAIL
\ \ \ \ / / _ TOP O : CUT SLOPE
(typ-) - - 1 i Q \ / 3.0 A CRES /
\ \ \ TD-13 % ( -1 �' / 567
,� `✓ / I I SK '`5 ,� 1 - \ \ iI'l/ SK-5
! x 1 \ \ \ \ \ \ \ \ \ \ i ll \ \ TD- 4 ,\ / 11 �I I % 561 _ ` `� \� /!J TEMPORARY SKIMMER AND
\ \ \ i \ \� . l " �X \ / / / / 4„PVC @ 1.0% IN., x ',
\ \ \ \ 1 i o \ \ \� _ � I / ,'t . / / 1yx
/ / M \� I x X X- X \ j / / / SEE DETAIL (typ•)
ow yr
�° - \\ °5; \ \ \ \ moo\ \ \ \ \ \ \ �\ \ •� \ \ \ 1'� •� - \ \ \ \ \,� \ \ sK-6 . _ _ _" "�► gee,Rp
\
ma's \ \ \ �\ \ \ \ \ \ �' ` _ _ ~, \
\. �x yc--x�-x
*SKIMMER BASIN DIMENSIONS REPRESENT BOTTOM DIMENSIONS AND ARE MINIMUMS WHICH CAN - - - -�= = , - - - ,� 0 °18
BE EXCEEDED. a _
**DEPTHBELOWEMERGENCYSPILLWAY. GRADING/EROSION CONTROL NOTES (CONT.): 141 i64'
***SKIMMER SIZED PER SIZING CALCULATOR AT WWW.FAIRCLOTHSKIMMER.COMAT DRAWDOWN \ `"
RATE OF 72 HOURS. '-�-
11. ALL CUT AND FILL SLOPES AND CHANNEL SIDESLOPES WHICH ARE NOT TO BE PAVED, \ \ \ g \ \ \
SHALL BE SEEDED UNTIL A GOOD STAND OF GRASS IS OBTAINED INACCORDANCE WITH. i ®°e�� "��t�►rr t ,,, P, ,�
GRADING/EROSION CONTROL NOTES (CONY.): A. 100 LBS PER 1,000 SQUARE FOOT GROUND LIMESTONE OR EQUIVALENT. NO SOIL \ \ N / ®°°0 ti ITS
a
TEST REQUIRED FOR INITIAL ESTABLISHMENT. % \ ®�®� `..............o Cp 4 S'i �� 0 0 � PROJECT
tRAV/S BROOKS l ��<.••t R, ,�,
10. PURSUANT TO G.S. 113A-57(2), THE ANGLE FOR GRADED SLOPES AND FILLS SHALL BE B. 20 LBS OF 10-10 10 FERTILIZER OR EQUIVALENT PER 1,000 SQUARE FOOT. ' m �Y p+so'oo�/ 7� r
C. VARIETIES TO BE SEEDED: '� P 21800�2Ac G,
NO GREATER THAN THE ANGLE THAT CAN BE RETAINED BY VEGETATIVE COVER OR \ & O \ 9 FILENAME
1. SPRING SEEDING - MARCH 1 - APRIL 30; SPRING OATS 2.5 LBS PER 1, 000 \ \ \ D. B, 0 PG. 406 m Us u3 § NC GArD (N" 83)
OTHER ADEQUATE EROSION CONTROL DEVICES OR STRUCTURES. IN ANY EVENT, \ \ \/ s /� P-0 66 � � \ c Z SEAL ,
SLOPES LEFT EXPOSED WILL, WITHIN 14 CALENDAR DAYS OF COMPLETION OF ANY SQUARE FOOT. \� \ \ ZONkO'76,
: RA-4� a \ \ ' DRAWN B
PHASE OF GRADING, BE PLANTED OR OTHERWISE PROVIDED WITH TEMPORARY OR 2. SUMMER SEEDING -MAY 1- AUGUST 1; WEEPING LOVE GRASS AT 2 OZ. PER \ \ /' ` 26411
PERMANENT GROUND COVER, DEVICES, OR STRUCTURES SUFFICIENT TO RESTRAIN SQUARE FOOT MIXED WITH 1 BUSHEL OF SAWDUST FOR UNIFORM \ l gP� PCs°'.,,Iy C0.fl <<<,Ys , SCALE:
SEEDING. \ \ \ i �� �..,R.,...,< .•.
EROSION. PURSUANT TO G.S. 113A-57(3), PROVISIONS FOR PERMANENT GROUND \ � \ �e ' ,,�� °°`�`� N I ��' ° GRAPHI SCALE
3. ASPHALT MULCH 6 GALLONS PER 1,000 SQUARE FOOT. ALL SEEDING WILL BE \ �+ \ \ (( ��.r® OI T a°°° � ` ' ....• '' a o C DATE:
COVER SUFFICIENT TO RESTRAIN EROSION MUST BE ACCOMPLISHED FOR ALL \ \ \ l r IRTH�° '>®d " '
? %,}�� ,,.< 100 0 50 100 200
DISTURBED AREAS WITHIN 14 CALENDAR DAYS FOLLOWING COMPLETION OF MULCHED. \ \ \ \'`'} •�,
CONSTRUCTION OR DEVELOPMENT. t M SHEET N
12. UNLESS OTHERWISE SPECIFIED ON THESE PLANS, ALL STORM DRAINAGE PIPES ARE ' \ \ \
TO BE RCP CL. !l!. \ w 1 inch 100 ft.
i
A
NO. CCR-1503
: CCR1503-ECP
Y. RCN
1 " = 100'
03-30-15
o. C-4