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_ t— — Sdt� I DATE: JUL 30,2021
- __ — — — — �` I PROPOSED DRIVEWAY PROFILE THIS DRAWING HEREON
NTS ARE THE PROPERTY OF CIVIL CONSULTANTS,
INC THE INFORMATION ON THIS DRAWING IS
TNE REPRODUCTION OR OTHER USE OF THIS.
-36J- I_iPF---- ---- I/ NOT FOR USE ON ANV OTHER SITE OR PROJECT.
4 ..1 — T — � —�-.�- j 4 DRAWING IN oFEavu cogeT.wnNouT
\� — —_.360- / ` COPYRIGHT
PROHIBITED.
\ _ -•- _ / 021 CIVIL CONSULTANTS,INc.
— — El 1 1 .
SHEET NO.
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\� TURNER i l0 0 5 10 20 o (60'PUBLIC R/W)
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/ W ( LIMIT OF DISTURBANCE/CLEARING LIMITS—•-•-•-•- er'ggrl/
y _ _ _ _ _ ) \ OWNER / FINANCIALLY RESPONSIBLE PARTY: SILT FENCE—SF s— ` 045307
1 -`� --- - ice"+' V__ .7gMAHNAZ AND SOHEIL ROUHANI EXISTINGCONTOUR - •'•p/ - \ 22005 TURNERPROPOSED CONTOUR '"%'�'YQ'YQ!!! ES•'•�' 4_11
CHAPEL HILL, NC 27517 TREE PROTECTION FENCE 1PF 1PF =q''a0,0"
/ / '``II
\ [phone] TEMPORARY DIVERSION DITCH-->---)---) -
]p1 ENGINEER: SILT FENCE OUTLET
/ w • I I I ANDREW JONES, P.E. El
_ I _ J UNITS OFCATCH BASIN/YARD INLET PROTECTION I I
` DISTURBANCE CIVIL370 CONSULTANTS, INC. b-b
b 1 ��• r��-- I I ' \ DURHAM, NCN 27700�WAY, SUITE 201 WATTLE
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I I 01 I\ COUNTY ZONING: RESIDENTIAL DISTRICT-1 MATTING "iiIIIM_ O Z
PARCEL AREA: 0.30 ACRES iL-•--•---
NNECT ALL I. \Air • RE259� I ' °r \ DISTURBED AREA: 0.28 ACRES (12,000 SF) Z .a
co GUTTERS TO DIRECT - i i�,I P:• H F I, ) O a
LL ROOFTOP _ Al I I ' \ CONSTRUCTION SEQUENCE: W (� O
RUN/FF TO FRONT I g i- `0 1. SUBMIT A LAND DISTURBING PERMIT APPLICATION AT LEAST 30 DAYS PRIOR TO ANY LAND DISTURBING ACTIVITY /1 r, (]y
OF HOUSE. lit / 4 I \ OCCURRING. I-1
I / ® I I iv \ /' 2. ORGANIZE PRE-CONSTRUCTION MEETING WITH CHATHAM COUNTY WATERSHED PROTECTION DEPARTMENT TO U1 Ix
to:,
�1. I / REVIEW SITE PLAN PRIOR TO LAND DISTURBING ACTIVITIES. LAND-DISTURBING PERMIT AND APPROVED PLANS WILL O FI O
----- �I n eve°""z 1 N / BE PROVIDED AT THIS MEETING. H L) H
BOULDER WALL ' Z Cj
I / 3. INSTALL THE FOLLOWING TEMPORARY EROSION CONTROL MEASURES ACCORDING TO THE INFORMATION DISCUSSED yr� 1^--1
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� / INIMALCOMPLETECLEAR SITE CLEARING AND GRUBBINGZi N ,_H-4MINIMAL CLEARING MAY OCCUR IN THE IMMEDIATE AREA OF ALL MEASURES TO PROVIDE FOR INSTALLATION. O .a/ / 4. CONTACT CHATHAM COUNTY WATERSHED PROTECTION DEPARTMENT STAFF TO SCHEDULE AN INSPECTION OF ALL �"! a.
J �� it
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INSTALLED MEASURES. W
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' 5. PERMITED LAND DISURBING ACTIVITIES MAY BEGIN ONCE MEASURES ARE INSALLED. U�I 6. COMPLETE SELF-INSPECTIONS WEEKLY AND WTHIN 24 HOURS OR A 0.5"OR GREATER RAINFALL EVENT. O
369.0
= 7a SLOPE PA TO DRAIN TO 7. MAINTAIN ALL EROSION AND SEDIMENT CONTROL MEASURES IN GOOD WORKING ORDER. SILT FENCE, INLET
I , � LANDSCAPIN AREA PROTECTION AND OTHER SMILAR MEASURES MUST BE CLEANED OUT WHEN THEY ARE HALF FULL. CLOGGED SILT
FENCE OUTLETS MUST BE REFRESHED/REPLACED. SILT FENCE CANNOT HAVE HOLES OR TEARS.
-�"� 8. GROUND COVER SHALL BE PROVIDED AS FOLLOWS:
/ �_-� 8.1.FOR ALL AREAS OF MODERATE AND/OR STEEP SLOPES, STABILIZE AREA WITH SEED AND MATTING IF THE
" I 69
1 372 , I I SLOPE HAS NOT BEEN DISTURBED FOR A PERIOD OF (7) DAYS.
IIIIB
\ / COVERED PORCH —1 �, / 8.2.PROVIDE GROUND COVER SUFFICIENT TO RESTRAIN EROSION ON ANY PORTION OF THE SITE UPON WHICH
1� I_ �_tt-��'� ""'� I I FURTHER LAND-DISTURBING ACTIVITY IS NOT BEING UNDERTAKEN WITHIN (14) CALENDAR DAYS OF TEMPORARILY
J �L>,,—�YI`= . 1 OR PERMANENTLY SUSPENDING LAND DISTURBING ACTIVITY.
L� t I'�— / 8.3.ESTABLISH PERMANENT GROUND COVER SUFFICIENT TO RESTRAIN EROSION IMMEDIATELY FOLLOWING
CONSTRUCTION I` I I COMPLETION OF CONSTRUCTION OR DEVELOPMENT AND/OR PRIOR TO FINAL INSPECTION.
ENTRANCE i ,4.�,� I: �1s GARAGE II I
L.761041.
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Y 9. RE-INSTALL ADEQUATE EROSION AND SEDIMENT CONTROL MEASURES AND/OR INCREASE MAINTENANCE w
' 'I ' ' I FREQUENCY WHERE APPROVED MEASURES FAIL TO PREVENT ACCELERATED EROSION, OFF-SITE SEDIMENTATION, OR I w
�,� r��.�1�.�1�, F„,� NDS 9X9" SIUARE CATCH IREPETITIVE NON-COMPLIANCE ISSUES. OI •a '•• s, ,•a ,•a ,• 1BASIN WITH ATRIUM GRATE OR0mTYPICAL ROOF DRAIN LEADER. '� �'� �,� ®��®��I APPROVED fOUAL. I 10. MEASURES MUST BE INSTALLED AT THE BACK OF CURB TO RESTRICT ALL VEHICLE ACCESS TO THE O 0
+. iI i I CONSTRUCTION ENTRANCE. ALL MEASURES MUST BE INSTALLED ACCORDING TO THE APPROVED PLAN UNLESS 0 1
SEE DETAIL. ya `'a +�. ' a ,•a ,•a re re a '• lir ( I APPROVED IN THE FIELD BY CHATHAM COUNTY WATERSHED PROTECTION DEPARTMENT STAFF (APPROVED FIELD ¢0
__-- ' ' '`-j, ' ' , 3e5 TYPICAL ROIDF DRAIN LEADEER.
1 1�a/lb•�aQ�ta�•�a�^'��•Fea��ca��•a I SEE DETAIL. REVISION). 0 0 0
ROOF DRAIN- - 1 .a� a.i'i;I'•'•' -
�,�, -' I 11. MODIFICATIONS TO THE APPROVED AND PERMITTED PLANS SHALL BE APPROVED, BY CHATHAM COUNTY a w
DISSIPATOR PAD 1. J �� ---- I ROOF DRAT WATERSHED PROTECTION DEPARTMENT STAFF ONLY, PRIOR TO REMOVAL OR INSTALLATION. CONTACT CHATHAM r; a of
\ SEE DETAIL__ -, ♦a4 ,�./44411• DISSIPATORI PAD 2. COUNTY WATERSHED PROTECTION DEPARTMENT STAFF TO REQUEST AN INSPECTION AND OBTAIN A SIGN-OFF ON w a O
\ �. � ..%„.FRO :- ��1 SEE DETAIL{ THE PLANS OR AN APPROVED FIELD REVISION. 0 0=
CONCRETE _) —_ ��%
WASHOUT t��a'>'��'® �_/�-_ =F 12. ONCE GRADING AND CONSTRUCTION ACTIVITIES ARE COMPLETE, TEMPORARY MEASURES ARE REMOVED, AND THE o N
AND SIGN � :v� �y'JJ'/ _ I SITE IS STABILIZED CALL CHATHAM COUNTY WATERSHED PROTECTION DIVISION STAFF TO SCHEDULE THE FINAL °1
1--1 CI-
W�® "''� _� 1��� c': , INSPECTION. o C iN
'�_'��-____-______ ___________ ��� i1.i I / COMPLETE THE PERMIT WILL BE CLOSED AND NO ADDITIONAL GROUND
6" CURBING ALONG _ _ r17.1 - a �� --- _____ I DISTURBING HACTIVITIES NCANCOCCUR ¢ Q Q
DRIVEWAY EDGE i� "'�g��d1
'! a ar—av�
® 3d1 SdL� I DATE: JULY 30.2021
_ a a Ni �m-- oRAWNGANOTNEOESGNNEREGN
s �i�. •a.
___ I INC THE THIS DRAWNOT FOR USE ON IITE OR PROJECT
NG IS
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W OF COIVSILCONSULTANTS,OART,WITHOUT
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Y annnnmun�i�- -_‘ • 1 ._ 0 �0 0 : CONgRKTE • • . . / COPYRIGHT 2021 CIVIL CONSULTANTS,INC.
,nmruum"` _ /
TEMPORARY 12" DIAMETER — — = —_— — = '811
" o
COIR LOG DIVERTER \ SILT OUTLETNCE — — � GRAPHIC SCALE SHEET NO.
TURNER 10 0 5 m 20 C 2
(60'PUBLIC VW)
Know what's below.
'',,,,./
Call before you dig.
(IN 7QT)
(Or call:1-800-632-4949) 1 inch= 10 ft.
`' J
Z:\Shared Folders\Projects\Corona\28028\DWG\28028.dwg,C2 EROSION CONTROL PLAN,11/29/2021 2:42:26 PM

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8'-0"MAXIMUM 0 f
VARIABLE AS DIRECTED BY THE ENGINEER I POST C V g
Species Rate(lb/acre)Dates =j a u .
111a SILT FENCE FABRIC S
SLOPE SURFACE SHALL BE SMOOTH BEFORE IF THERE ISA BERM AT THE TOP OF SLOPE, Rye(gram) 120 January 1-May 1 MINIMUM 10 GAUGE INSTALLED TO SECOND Y MINIMUM 1 0 z i N
PLACEMENT FOR PROPER SOIL CONTACT. ANCHOR UPSLOPE OF THE BERM. UNE WIRES MRE FROM TOP 2Yz GAUGE
Annual lespedeza(Kobe) 50 INTERMEDIATE MRES U a E F
STAPLING PATTERN AS OVERLAP �- ANCHOR IN 6"X 6"MIN.TRENCH German millet 40 May 1-August 15 GRADE T— s N W
PRER MANUFACTURERS
S °'H AND STAPLE AT 12"INTERVALS. Rye(grain) 120 August 15-December 31 -- --- •_ •^ _
PER MANUFACTURERS
S.
MN MIN.A OVERLAP. // � r
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__.......ametieN.v..��_ Soil Amendments ,II L_ FRONT VIEW ILIIIIII O� l CO
1- STAPLE OVERLAPS MAX.5"SPACING. Follow recommendations of soil tests or apply 2,000 lb/acre ground agricultural - _ V 6 G
limestone and 750 lb/acre 10-10-10 fertilizer. STEEL POST Z
10
O
WOVEN MRE FABRIC :O
BRING MATERIAL DOWN TO A LEVEL Mulch SILT FENCE FABRIC 4).4) O
DO NOT STRETCH BLANKETS/MATTING AREA,TURN THE END UNDER 4"AND Apply 4,000 lb/acre straw.Anchor straw bytacking with asphalt,netting, r a mulch Nf11FC, E.A ;
TIGHT-:\I.LOSS TI I I:ROLLS TO CONFORM TO ANY PP Y ^ght P tong+0 1)USE SILT FENCE ONLY WHEN DRAINAGE AREA DOES
STAPLE AT 12"INTERVALS. anchoring tool.A dist with blades set nearly straight can be used as a mulch anchoring O. 01 e
nog y [ralg NOT EXCEED 1/4 ACRE PER 100 N.OF FENCE AND
IRREGULARITIES. N i 001
tool. NEVER IN AREAS OF CONCENTRATED FLOW. f, r"r
LIME FERT LIZE,AND SEED BEFORE INSTALLATION. 2)OVERLAP 12 INCHES WHEN SPLICING FABRIC. " - Z°Q- at 0
E.
FOR SLOPES LESS THAN 3H:1 V,ROLLS MAYBE PLANTING OF SHRUBS,TREES,ETC.SHOULD OCCUR 3)FOR REPAIR OF SILT FENCE FAILURES USE F��`.
PLACED IN HORIZONTAL STRIPS. AFTER INSTALLATION. Maintenance DETAIL o4000.23. P
Refertiliu if growth is not fully adequate.Reseed,refertilize and mulch immediately
COMPACTED FILL
following erosion or other damage. 6•MINIMUM COVER OVER SORT •".„H GAgp
ANCHOR SKIRT AS DIRECTED BY ENGINEER 2QP0 H..9
D�M D�M DTy, SIDE VIEW f�,.ergLr%
/ \ / \ / CO Ull
- I 045307
C1"I'Ill"RWILT CHA THAM COU Glint AM COIPOY - 9V �. -
-` STANDARD MATTING INSTALLATION(SLOPES) DETAIL NUMBER -� TEMPORARY SEEDING/MULCHING SPECIFICATIONS mN D NUMBER � STANDARD SILT FENCE • ra NUMBER
"•'"�ogQl"ENDS,'`
M.D10A 2a,t-0n
waespesiyonnynAmAneNASHI:IIT LnI ....a.m.o.a a.m...m. SHE,of ...."...... SHItIIT L�iI •.,., ,,,•
awT%Nc ''°•" FRIER OF 1 INCH DIAMETER
1PmTTUSTIC LIMNS ,,,•� M, ".""®.... G ST WASHED STONE •2
_ SECTIONAA •••,•®•••• CIENT MIN _
o
ROT cx[ Ec,wxr •• SEDIMENT ON SITE EP WEL £
AN FfICIENT TpK f TW O
SAT
7s�DEs J- II rmw a,.... - _ ee�Ra' �ooy-o oo oeo ova HARDWANRcrE aonicevot IN OVERLAP ppe "° F`) 0 IZ--I
o' D oo"�+$666
._,
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O
V �/ EXISTING o T.3^STONE TO BE USEDg. OF INDIVIDUAL SINGLE FAMILY RESIDENTIAL UNITS NNE FENCE Oil FENCE FABRIC HARDWARE CLOTH "NCE STEEL FENCE POST W
men w..on NOPDWAY o0 12' ON DwAREAIRE CLOTH
(SURGE STONE OR o ON WIRE FENCE n T� N
❑ a�� RAILROAD BALABTJ DIED 2.SILT FENCE SHOULD BE INSTALLED TO ENSURE HARDWARE CLOTH PLAN VIEW F� r"� U W
Se 8e eoe CONSTRUCTION ENTRANCE IS USE.D FlLIER OF 1 INCH DIAMETER
± T T i- .. $e aop$e 8eo e /B)WASHED STONE ;- USE FENCE OUTLETS CANT WHEN H�
❑ in—y,A— 'e'6 eo�p�oao oo oo �gPy.,o DRAINAGE AREA DOES NOT EXCEED 1/4 r/"\ = IZ C/p
'"1.' `' o yoQ$00000 $nooeo oeoa ACRE AND THERE IS IOW AREA. USE V1 w ^ V1
_ FLOW DIRECTION 311 1S- AS A REPAIR OF SILT FENCE FNWRES r l O E' O a
rLAN
or w
❑ ,,❑ wT 'o� �,YPE�AIMwe GRADE w,TM STREW BALES PLAN ,Tai....4, GRADE l STEEL FENCE POST SET N H O
-_-__=_�41_.=,�.._I -- HARDWARE CLOTH MAXIMUM 2 FEET APART MRE FENCE F-I-1 � Z
i A �� ) TiyL I- WL B•
IIii
0 O ID O ❑ SILT FENCE(SEE NOTE 2 III%I
..P�P'j�". SIDE VIEW II
F--1 Ha 0 (�
1o�YPvs1cIWNG TYPE'BELOW GRADE. WWW 11 (�,
xc*wx Ma 35'MIN. I 1S'MN. 1i NEW CONSTRUCNON U SILT FENCE • I a Z "`� .4 ~(
..,...onw XO'OBVi EIGSING ROADWAY FABRIC /N 1 Irl
NOTES - V�C
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1.Ana-:\I_I kV,. TI R\II\I.IJ IN.Till IBID. I--'^'"Aw—I L� O '-1
0
Z A('O\(HI II NiI, :I) '/ _ 12 YIN' GRADE 1 1�1:
6 MIN. .. ._ W
WITHI\3U OI THE.TEMP( (.()\K:RI.TF.\\1S'HOL'T. 'Ti',//
3.MATERIALS USED TO CONSTRUCT TEMPORARY "\\/\/\/s \/\'/ \�\?/4/ l a+ N+y
CONCRETE WASHOUT SHALL BE REMOVED FROM THE /�/\\/ \/ \/$/\\, i --
SITE AND DISPOSED OF OR RECYCLED. ""' \ ABRIC WEER STONE O x
4.HOLES,DEPRESSIONS OR OTHER GROUND Jl �1BI L LJ Ll Lt - O U
l DISTURBANCE CAUSED BY THE REMOVAL OF THE L \ (,R�SS SECTION. BNOUR MRE FENCE,HARDWARE 0.01H,
U.L\1 TEMPORARY CONCRETE WASHOUT SHALL BE U.0 N nU.0
, \ BACKFILLED,REPAIRS AND STABILIZED TO PREVENT ,o�....N4..4 ,�, , wPHwOVE PLANKS / \ , \ FRONT VIEW THE SILT FENCE FABRIC 6 INCHES INTO24
HE TRENCH
CHATNAM COUNT, EROSION. CNATHAoscouwY ClHATNAMCOTIY
NOR.CAR01.1.
-` STANDARD CONCRETE/PAINT WASHOUT MIa4E M �� RESIDENTIAL CONST DEWL RUCTION ENTRANCE 2an-0MAeR �_ STANDARD SILT FENCE OUTLET DETAIL2018-01,1
N.M.
SHE,I of I SHEET I of I ,1111.T I of I
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DATE: JULY 30,2021
THIS DRAWING AND THE DESIGN HEREON
ARE THE PROPERTY OF CIVIL CONSULTANTS,
INC THE INFORMATION ON THIS DRAWING IS
NOT FOR USE ON ANY OTHER SITE OR PROJECT.
THE REPRODUCTION OR OTHER USE OF THIS
WRTII aEISPROHIBITEDNFLITArI INC..
COPYRIGHT 2021 CIVIL CONSULTANTS,INC.
SHEET NO.
C3
Z:\Shared Folders\Projects\Corona\28028\DWG\28028.dwg,C3 EROSION CONTROL DETAILS,11/29/2021 4:25:57 PM

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GRW n
THE NCGSTABILSTRUC IOAND G GENERAL
PERMIT DUNG PRACTICES FOR COMPLIANCE WITH EQUIPMENT AND VEHICLE MAINTENANCE oNSTTE CONCRETE IT WASHOUT CC/Z n
THE NCGO1 CONSTRUCTION GENERALPERMIT 1. Maintain vehicles and equipment to prevent discharge of fluids. STRUCTURE WITH LITER b w
Implementing the details and specifications on this plan sheet will result in the construction 2. Provide drip pans under any stored equipment. •,, -a i e e4
activity being considered compliant with the Ground Stabilization and Materials Handling y-••••5" �`=j�e- T 91 W Y
3. Identify leaks and repair as soon as feasible,or remove leaking equipment from the " a. 4 » _
sections of the NCGO1 Construction General Permit(Sections E and F,respectively).The E l'y..., mld�' „it,:
�j0 H - J F
permlttee shall comply with the Erosion and Sediment Control plan approved by the project. .=. ;'i F _ n =
delegated authority having jurisdiction.All details and specifications shown on this sheet 4. Collect all spent fluids,store in separate containers and properly dispose as ;RlYR I 1 ;j
may not apply depending on site conditions and the delegated authority having jurisdiction. hazardous waste(recycle when possible).
5. Remove leaking vehicles and construction equipment from service until the problem gay. M.,..........
SECTION E:GROUND STABILIZATION has been corrected. ff''"' E�i7..77M +
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6. Bring used fuels,lubricants,coolants,hydraulic fluids and other petroleum products "•^"•AgZ q y
Required Ground Stabilization Timeframes to a recycling or disposal center that handles these materials. el..a °etl a'�Z SE�..n .®,: 5
Stabilize within this 1.I17agr.�"" O C W C
Site Area Description many cat
lendar Tlmeframe variations rrn+`''''Ci•Iar.s,mrner gaper ras%gurp.T merrier C.,..)_q
days after ceasing LITTER,BUILDING MATERIAL AND LAND CLEARING WASTE IN
land disturbance 1. Never bury or burn waste.Place litter and debris In approved waste containers.
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'(a) Perimeter dikes, 2. provide a sufficient number and size of waste containers(e.g dumpster,trash I CONCRETE WASHOUTS t- G; W
wales,ditches,and 7 None receptacle)on site to contain construction and domestic wastes. 1. Do not discharge concrete or cement slurry from the site. •^ 0
perimeter slopes 3. Locate waste containers at least 50 feet away from storm drain Inlets and surface 2. Dispose of,or recycle settled,hardened concrete residue in accordance with local J� i e
(b) High Quality Water 7 None waters unless no other alternatives are reasonably available. and state solid waste regulations and at an approved facility. r j ;ii
(HQW)Zones 4. Locate waste containers on areas that do not receive substantial amounts of runoff 3. Manage washout from mortar mixers in accordance with the above item and in / i Y Z
from upland areas and does not drain directly to a storm drain,stream or wetland. addition the mixer and associated materials on impervious barrier and within ■O
If slopes are 10'or less in length and are place
(c) Slopes steeper than 5. Cover waste containers at the end of each workday and before storm events or lot perimeter silt fence. CIS
3:1 7 anot llowed provide 2:1,14 days are zm
provide secondary containment.Repair or replace damaged waste containers. 4. Install temporary concrete washoutsper local requirements,wherea livable.If an =M allowed p N 9 applicable. 1
-7 days for slopes greatersteeper
50'n 7. Anchor all lightweight items in waste containers during times of high winds. alternate method or product is to be used,contact your approval authority for 'll�� m r�i
length and with slopes steeperthan 4:1 7. Empty waste containers as needed to prevent overflow.Clean up immediately if review and approval.If local standard details are not available,use one of the two O. t
-7 days for perimeter dikes,swales, containers overflow. types of temporary concrete washouts provided on this detail. jpp it
(d) Slopes3:1 to 4:1 14 ditches,perimeter slopes and HOW B. Dispose waste off-site at an approved disposal facility. 5. Do not use concrete washouts for dewatering or storing defective curb or sidewalk .0
Zones 9. On business days,cleanup and dispose of waste in designated waste containers. sections.Stormwater accumulated within the washout may not be pumped into or of !
-10 days for Falls Lake Watershed - discharged to the storm drain system or receiving surface waters.Liquid waste must MG Y
PAINT AND OTHER LIQUID WASTE be pumped out and removed from project. Pa co J
-7 days for perimeter dikes,swales, 6. Locate washouts at least 50 feet from storm drain inlets and surface waters unless it
e Areas with slopes ditches,perimeter slopes and HOW Zones 1. Do not dump paint and other liquid waste into storm drains,streams or wetlands.() P I can be shown that no other alternatives are reasonablyavailable.At a minimum,
flatter than 4:1 14 -10 days for Falls Lake Watershed unless 2. Locate paint washouts at least 50 feet away from storm drain inlets and surface install protection of storm drain inlets)closest to the washout which could receive
there is zero slope waters unless no other alternatives are reasonably available. spills or overflow
Note:After the permanent cessation of construction activities,any areas with temporary 3. Contain liquid wastes Ina controlled area. 7. Locate washouts in an easily accessible area,on level ground and install a stone ,`•PSH CAgO/
ground stabilization shall be converted to permanent ground stabilization as soon as 4. Containment must be labeled,sized and placed appropriately for the needs of site. entrance pad in front of the washout.Additional controls may be required by the 20;otESSi6.!';
practicable but in no case longer than 90 calendar days after the last land disturbing 5. Prevent the discharge of soaps,solvents,detergents and other liquid wastes from approving authority. 4P rf
activity.Temporary ground stabilization shall be maintained Ina manner to render the construction sites. 8. Install at least one sign directing concrete trucks to the washout within the project f�,.ar {`- -1
surface stable against accelerated erosion until permanent ground stabilization is achieved. limits.Post signage on the washout itself to identify this location. - I 045307 _
PORTABLE TOILETS 9. Remove leavings from the washout when at approximately 75%capacity to limit ta/09/ ?1
GROUND STABIUZATION SPECIFICATION 1. Install portable toilets on level ground,at least 50 feet away from storm drains, overflow events.Replace the tarp,sand bags or other temporary structural •f ?"'
Stabilize the ground sufficientlyso that rain will not dislodge the soil.Use one of thesoava7•!✓GINEE e• -
g setis nowetainasle,unless Islcaion alternative sle.Ifce o components,folwhen nofalonger is t When utilizing alternative or proprietary ',1'O N�:
techniques in the table below: offset is not attainable,provide relocation of portable toilet behind silt fence or place '•.,REIN�,,,`
products,follow manufacturer's instructions.
Templrerywblllzamn PermenamSbbfeaeee on a gravel pad and surround with sand bags. 10.At the completion of the concrete work,remove remaining leavings and dispose of
•Temporary grass seed covered with straw or •Permanent grass seed covered with straw or 2. Provide staking or anchoring of portable toilets during periods of high winds or in high in an approved disposal facility.Fill pit,if applicable,and stabilize any disturbance
other mulches and tackifiers other mulches and tackifiers foot traffic areas. caused by removal of washout.
•Hydroseeding •Geotentile fabrics such as permanent soil 3. Monitor portable toilets for leaking and properly dispose of any leaked material.
•Rolled erosion control products with or reinforcement matting Utilize a licensed sanitary waste hauler to remove leaking portable toilets and replace
without temporary grass seed •Hydroseeding with properly operating unit. -
•Appropriately applied straw or other mulch •Shrubs or other permanent plantings covered HERBICIDES,PESTICIDES AND RODENTICIDES
•Plastic sheeting with mulch 1. Store and apply herbicides,pesticides and rodenticides In accordance with label
•Uniform and evenly distributed ground cover EARTHEN STOCKPILE MANAGEMENT restrictions.
sufficient to restrain erosion 1. Show stockpile locations on plans.Locate earthen-material stockpile areas at least 2. Store herbicides,pesticides and rodenticides in their original containers with the I��I
•Structural methods such as concrete,asphalt or 50 feet away from storm drain inlets,sediment basins,perimeter sediment controls label,which lists directions for use,Ingredients and first aid steps In case of Is)
retaining walls and surface waters unless it can be shown no other alternatives are reasonably accidental poisoning. , O
•Rolled erosion control products with grass seed available. 1-I r-I
2. Protect stockpile with silt fence Installed along toe of slope with a minimum offset of 3. Do not store herbicides,pesticides and rodenticides in areas where flooding Is Cr-) z
POLYACRYLAMIDES(PAMS)AND FLOCCULANTS five feet from the toe of stockpile. possibleua or water.
they mayl occurs,cor leak into immwells stormwater drains,ground water d ® Z.
appropriate being expose during pointor surface water.If a Spill Clean area Immediately.
1. Select flocculants that area to for the soils exposed3. Provide stable stone access when feasible. �] a
construction,selectingfrom the NCDWR List oA d PAMS/Flocculents. 4. Do not stockpile these materials onsite.
f Approved 4. Stabilize stockpile withinthetimeframes provided on this sheet and in accordance - /'y'� 0
2. Apply flocculants at or before the inlets to Erosion and Sediment Control Measures. with the approved plan and any additional requirements.Soil stabilization Is defined W 1•�-� a' 0
3. Apply flocculants at the concentrations specified in the NCDWR List of Approved as vegetative,physical or chemical coverage techniques that will restrain accelerated elPAW/Flom/ants and In accordance with the manufacturer's instructions. erosion on disturbed soils for temporary or permanent control needs. XA2ARDOte AND TOXIC WASTE �L.(
4. Provide pending area for containment of treated Stormwater before discharging 1. Create designated hazardous waste collection areas on-site. 1-1 f FI
offsite. - 2. Place hazardous waste containers under cover or in secondary containment. rn ICI Z
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;`r�t.. NORTH CAROLINA 3. Do not store hazardous chemicals,drums or bagged materials directly on the ground. VL
5. Store flocculants in leak-proof containers that are kept under storm-resistant cover (gpT i O O 1-�
or surrounded by secondary containment structures. 111 Environmental Quality W (y' 1-4
(yHz U E
NCGO1 GROUND STABILIZATION AND MATERIALS HANDLING EFFECTIVE: 04/01/19 z W
Zp1N1-4 1-4 oq
PART III <1 0
PART III
PART III SELF-INSPECTION,RECORDKEEPING AND REPORTING C '-
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SELF-INSPECTION,RECORDKEEPING AND REPORTING SELF-INSPECTION,RECORDKEEPING AND REPORTING W
SECTION A:SELF-INSPECTION SECTION B:RECORDKEEPING SECTION C:REPORTING a. W
Self-Inspections are required during normal business hours in accordance with the table 1.E&SC Plan Documentation 1.Occurrences that must be reported o
r
below.When adverse weather or site conditions would cause the safety of the inspection The approved Permittees shall report the following occurrences: r1
personnel to be in jeopardy,the Inspection may be delayed until the next business day on pproved E&SC plan as well as any approved deviation shall be kept on the site.The (a) Visible sediment deposition in a stream or wetland.
It Is safe to perform the Inspection.In addition,when a storm event of equal to or approved E&SC plan must be kept up-to-date throughout the coverage under this permit. O
greater than 1.0 Inch occurs outside of normal business hours,the self-Inspection shall be The following items pertaining to the E&SC plan shall be documented in the manner
performed upon the commencement of the next business day.Anytime when Inspections described: (b) OII spills If:
were delayed shall be noted In the Inspection Record. • They are 25 gallons or more,
-
Item to Document Dowmantatlee Requirements • They are less than 25 gallons but cannot be cleaned up within 24 hours,
er•auensc (al Each E&SC Measure has been installed Initial and date each BUSS Measure an a copy • They cause sheen en surface waters)regardless of volume),or
inspect (during eemn.I Inap•Rlan records rent lrciaa., and does not significantly deviate from the of the approved E&SC Planar complete,date • They are within 100 feet of surface waters(regardless of volume).
busDolly
neursl • s,dim and relative elevations and sign inspection report that lists each
(*Rain gatlugc y Deily rainfallamounb. ovation elisionsan iota po I
in if no daily In gauge observations are mad'during weekend s shown on the approved E&SC Plan. E&SC Measure shown on the approved E&SC (a) Releases of hazardous substances In excess of reportable quantities under Section 311
good working holiday periods,and no ndlvidualeay rainfall Plan This documentation is required upon the of the Clean Water Act(Ref:40 CFR 110.3 and 40 CFR 117.3)or Section 102 of CERCLA
Omer o installation of the E&SC Measures or If
attended days(and this uwiRvnn e n am the�F&SC Measures are modified after initial (Ref:40 CFR 302.4)or G.S.143-215.85.
ll occurred shall be
ti as
ro."Theys on permitteen no may useaanother rain-monitoring delve ns[alla[lon.
approved bytne Diviner. (b)A phase of grading has been completed. Initial and date a copy of the approved E&SC (b( Anticipated bypasses and unanticipated bypasses.
(a)MSC At least onceper inspected, Plan or complete,date and sign an Inspection
Measures 7calendar days ate and time of the inspection, report to indicate completion of the
and the person performing melnapec[Ion„ onstruction phase. lc) Noncompliance with the conditions of this permit that may endanger health or the
o hose f o rain 4. cNb Indn of whether the measures were opening C
event? pree oc (c)Ground cover is located and installed Initial and date a copy of the approved E&SC environment.
24 hours0n[h 5.In Description of maintenance needs for the measure. In accordance with the approved E&5C Plan complete,date and sign an Inspectio6. n
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escdpbn,evidence,and date of corrective actions taken. Pla report toIndicate compliance with approved 2.Reporting Timeframes and Other Requirements ~ LL 13)stce s,er east once per came of the diseharge outfam inspected, po g Z
discharge 7 calendar days tend time of the inspection, ground cover specifications. O n
oudata(s00s) and whhn2a eofthe person performing the Inspection, (d)The maintenance and repair Complete,date and sign an inspection report. Afters per mittee becomes aware of occurrence that must be reported,he shall contact O m
hours of rain co ofhmctors ofatormwater pollution such as on requirements for all E&SC Measures the appropriate Division regional office within the tmeframes and in accordance with the Z 0
inch in omm�orsu:pendm solids or discoloration, have been performed. other requirements listed below.Occurrences outside normal business hours may also be 0 O
24 hours con leaving the site, reported to the Division's Emergency Response personnel at(800)662-7956,(800) rn j
evidence,and date or corrective action,taken. (e)Corrective actions have been taken Initial and datee copy of the approved E&SC 858-0368 or(919)733-3300. at2 O
(4)Perimeter of east once per Description,
sedimentations four outside site limit,men a record to E&SC Measures. Plan or complete,date and sign an Inspection Z W W
site 7calendar days of the followingshall be madetl ou report to indicate the completion of the
boarsf aa. men the Me limlts,24 1.Actor/Mal/en tu clean up or anbalze the sediment Mat has left corrective action. Oeeumro Reporting Tlmalramas(After Discovery)and Other Requirements
O 2 O
event 3 1.Inc In 2.Description,evidence,and date of corrective actionsteken,and (a)Visiblesedlment •Within 24 hours,an oral or electronic notification. D_ W 2
Pt hours An explanation as to the actions taken to control future deposition Inc •Within'calendar days,a report that contains a description of the ¢ - W
2.Additional Documentation stream or wetland sediment and actions taken to address the cause of the deposition. cr apt 0
(5)Streams or at least once per if the ss,eaam or wetland has increased viamle sedimentation or a In addition to the E&SC Plan documents above,the following items shall be kept on the Division sreff may waive requlremen[forewri[ten report On W a O
wetlands onsite 'calendar days am has visible increased turbid.fnm the construction _
or a and 24 Wny,then a record of the following shall be made: site case-by-case basis.
(where ho of. tt rain ,evidence and date of correct.actions taken,and and available for agency inspectors at all times during normal business hours,unless the •If the stream is named on the NC 303(m list as Impaired for seaiment-
accessble) ent,1 Inch In Description,
the required reports to theepproprlate DIinon Division provides a site-specific exemption based on unique site conditions that make this related causes,the permittee may be required to perform additional
24 hoursp Regional Office per Part ill,sections,iteml21la)of this permit requirement not practical: monitoring,inspections or apply more stringent practices If staff W o N
(a)Ground Aker each phase 1.The pha of grading(installation of perimeter[&sC• .permit.
determine that additional requirements are needed to assure compliance Q C j
stabilPation of grading (a) This general permit as well as the certificate of coverage,after it is received. with the federal or state impaired-waters conditions. O On no
measures drainage facilities,completion of all land-disturbingWI Oil spills and • Within 24 hours,an Orel or electronic notification.The notification ,-
activity,construction or redevelopment,permanent (b) Records of Inspections made during the previous 30 days,The permlttee shall record release of shall include information about the date,time,nature,volume and
ground cover), the required observations on the Inspection Record Form prodded by the Division or haurtlous location of the spin or release. W
2. en at me required ground Habiuzamn2 2
Document..
• have been provided...I.the required a similar inspection form that includes all the required elements.Use of substances per Item ¢
threframe or an electronically-available records in lieu of the required paper copies will be allowed if Anti)above
won eseossibie.asavnnceMrt y will provided as shown to provide equal access and utility as the hard-copy records. lot b1pe05cipated •A report at least tin days before Me dote of Me bypaaa,Upossible. DATE: JULY 3n 2021
bypasses[40 CFR The report shall Include an evaluation of the anticipated quality and THIS spoypGanon THE IL vvv HEREON
NOTE:The rain inspection resets the required 7 calendar day inspection requirement. (c) All data used to complete the Notice of Intent and older inspection records shall be Unanticipated(m)(3U effect of the bypass. INC.THE INFORMATION ON s050wiNG is
ANTS,
maintained fora period of threeyears after project completion and made available (di asses • Within 24 yours,an oral or electronic notification.
P P bypasses[40 CFR • Within'calendar days,a report that includes an evaluation of theNOT FOR USE ON ANY OTHER SITE OR PROJECT.
upon request.[40 CFR 122.411 122A1(m)i3)) quality and effect of the bypass. THE REPRODUCTION OR OTHER 1.1.OF THIS
DRAWING IN WHOLE OR IN PART.WRHOUT
(e)Noncomplia.ce • 14.4thin24 hours,an oral or electronic notification. WRITTEN CONSENT
LTANTS,INC..
with the conditions • Menlo'calendar doss,a report that contains a description of the le PnORrnEo�su
of this permit that noncornpliance,and its causes;the period of noncompliance, COPYRIGHT coat CIVIL CONSULTANTS,INC.
may endanger including enact dates and times,and if the noncompliance has not
health or the been corrected,the anticipated time noncompliance is expected to
environmentl40 continue;and steps taken or planned to reduce,eliminate,and
CFR 122.41(1117H prevent reoccurrence of the noncompliance.140 CFR 122.41(I)(e). SHEET NO.
• Division staff may waive the requirement for a written report on
case-by-case basis. ///---yyy
NORTH C QA C 4
,Ibli Environmental Quality
NCGO1 SELF-INSPECTION, RECORDKEEPING AND REPORTING EFFECTIVE: 04/01/19
2:\Shared Folders\Projects\Corona\28028\DWG\28028.dwg,C4 EROSION CONTROL DETAILS,11/29/2021 4:25:37 PM