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HomeMy WebLinkAboutNCC232987_Site Plan or Location Map_20231005 PLAN REVISIONS CONTACT INFORMATION , SITE DATA # DATE . REVISION F BY 1 2023.09.21 DURHAM COUNTY JT /%,,*/\ASSEY CHEL CGMMENTS DURHAM COUNTY PINS. 0718-51-82-2323DEVELOPER ARCHITECTADDRESSES: 7926 MASSEY CHAPEL ROAD,DURHAM,NC 277I3 — GREENWOOD HOMES RALIGH,LLC GREENWOOD HOMES.LLCSITE AREA: 5.68 AC, 1628 HIDDEN LEAF COURT 1628 HIDDEN LEAF COURT PROJECT AREA: 5.68 AC. RALEIGH.NC 27606 RALEIGH,NC 27606 (MINUS R/W DEDICATION) — CONTACT:GEORGE WELLERS III CONTACT:GEORGE WELLERS III CURRENT USE: VACANT TOWNHOUSE PROPOSED USE: TOWN HOMES PHONE:703.856.7081 PHONE:703.856.7081 EMAIL:GEORGE@GREENWOODHOMES.COM EMAIL:GEORGE@GREENWOODHOMES.COM ZONING: PDR-7.040(APPROVED-CASE#720000509/30/2022) DEVELOPMENT TIER: SUBURBAN REFERENCES WATERSHED: CAPE FEAR WATERSHED PROTECTIVE OVERLAY:FALLS OF NEUSE/JORDAN LAKE PROTECTED AREA IF/J-B) SURVEY JONATHAN MURPHY PROFESSIONAL LAND SURVEYING 10505 LEAFWOOD PLACE GROSS LAND AREA: 5.83 AC.CONTACT:JONATHAN AT3 EROSION CONTROL EXCLUSIONAREAS CONTACT: MURPHY R/W DEDICATION: 0.04 AC, PHONE:919.280,8189 STEEP SLOPES: 0 AC. EMAIL:JONATHAN@MURPHYGEOMATICS.COM FLOODWAY/FLOODWAY FRINGE: 0 AC. REVIEW AGENCIES/ UTILITY CONTACTS WE ANDS: OAG. •//�) DISTURBED AREA: PLANNING APPROVAL WATER UNDERFOOT PROJECT Cj L 3004 SITE 4.38 AC. CITY OF DURHAM PLANNING DEPARTMENT CITY OF DURHAM PUBLIC WORKS DEPARTMENT TOTAL 4.38 AC. 101 CITY HALL PLAZA 101 CITY HALL PLAZA Rill o DURHAM,NC 27701 DURHAM,NC 27701 PROPOSED DENSITY: 7,040 UNITS/AC, PHONE:919.560.4137 PHONE:919.560.4326 (APPROVED-CASE#Z2000050 9/30/2022) Illr SEWER EROSION CONTROL LOCATION: \OPOSED TOWNHOME UNITS: 24 UNITS(22'W X 39.671) 101 HALL PUBLIC WORKS DEPARTMENT 21 DURHAMT COUNTY,LAND PERMITS 7926 MASSEY CHAPEL ROAD KNOWWHAT'SALWAYS BELOW CITY CITY HALL PLAZA 201 EAST MAIN Si,FIFTH FLOOR DURHAM,NC 27701 DURHAM,NC 27701 CALL 811 PHONE:919.560.4326 PHONE:919.560.0735 BEFORE YOU DIG J DURHAM, NC 27713 It's Iasi.It's Bee.It's the law. SHEET INDEX PROJECT: # SHEET NAME 1 C-000 COVER SHEET C-500 EROSION CONTROL PLAN-PHASE( MASSEY C-501 EROSION CONTROL PLAN-PHASE II CHAPEL C-809 EROSION CONTROL DETAILS 1OF2 N`GO1 EROSION ar SITE ` 2OF2 NCG01 J LLJ CONTROL Z � ///r o / MASSEY CHAPEL ROAD I OQ 7926 MASSEY CHAPEL ROAD DURHAM,NC 27713 PROJECT#: C23004 NORTH_ DRAWN BY: JT I0I 25005u500 ✓.(1 REVIEWED BY: MAR I� 1ST SUBMITTAL: 2023,09.13 1"=500' - . - SCALE: AS NOTEI D FOR REVIEW AND APPROVAL FLOODPLAIN NOTES PREPARED FOR: THIS SITE IS NOT IN ANY SPECIAL FLOOD HAZARD AREAS OR FUTURE CONDITIONS FLOOD HAZARD AREAS, AS SHOWN: FIRM PANEL(S): 3720071800L EFFECTIVE DATE(S): OCTOBER 19,2018 J Q O ht H GREENWOOD HOMES 2 PREPARED BY: E Q 42 111 Q 1. Q 2 .11.1111111. V underfoot ENGINEERING 1149 EXECUTIVE CIRCLE o CARY,NC 27511 v 919.576.9733 w NCBELS C3847 I NCBOLA C683 SEALED: Og PREPARED BY: ��o CAGO�. . y 9 underfoot 9*I 68�a°v °,yG(NEE. 44 r. y�FLA.R�S' ",,,,i i i,,,,,"2013 09,2/ ENGINEERING O SHEET: r, I I I I I 111 lap.:4411111 1 149 EXECUTIVE CIRCLE CARY, NC 27511 Durham County Erosion Control COVER SHEET A 919.576.9733 Approved 10/4/2023 ( ALL CONSTRUCTION MUST BE PERFORMED IN ACCORDANCE WITH CURRENT 1 jbmcneil@dconc.gov J NCBELS C3847 I NCBOLA C683 R CITY OF DURHAM,NCDOT,DURHAM COUNTY STANDARDS,SPECIFICATIONS AND DETAILS IN PLACE AT TIME OF PLAN APPROVAL CONTACT: MIKE ROSELLI, PE, PLA p .- IT IS THE RESPONSIBILITY OF THE CONTRACTOR TO REVIEW ALL DRAWINGS AND SPECIFICATIONS 000 B PRIOR TO CONSTRUCTION,AND NOTIFY THE ENGINEER OF RECORD IN WRITING PRIOR TO J MROSELLI@UNDERFOOTENGINEERING.COM ` STARTING CONSTRUCTION IF DISCREPANCIES ARE FOUND. x 11 DISSIPATOR PAD TABLE SKIMMER BASIN SUMMARY r EROSION CONTROL LEGEND 1 EROSION &SEDIMENT CONTROL NOTES PLAN REVISIONS OUTLET PIPE RIP RAP APRON 010 V10 Drainage Q10 SKIMMER ORIFICE Basin Area BASIN DIMENSIONS VOLUME AREA WEIR PROPOSED NOTE TYPICAL NOTE TEXT 1. REFER TO GENERAL NOTES SHEET C700. # DATE REVISION BY OUTLET NO. STONE is SIZE(In.) DIA.(In.) 2. A PRE-CONSTRUCTION MEETING IS REQUIRED FOR THIS PROJECT. PIPE DIA. THICK. INITIAL TERMINAL LENGTH VELOCITY (qc,) (c 1 XXX-- EXISTING MINOR CONTOUR 3. EROSION CONTROL MEASURES SHALL BE MAINTAINED DURING THE ENTIRE LIFE OF THE PROJECT. IN DIA. (IN) CLASS WIDTH FT WIDTH Fr FLOW(CFS) --- 1 2023.09.21 DURHAM COUNTY JT ( ) (IN) ( ) ( ) (�) (�/S) DEPTH LENGTH WIDTH PROP. REQ'D PROP. REQ'D PROP. ------.),lr------ EXISTING MAJOR CONTOUR 4. CONTRACTOR SHALL CONDUCT GRADING OPERATIONS IN THAT ENSURES NO COMMENTS SEDIMENT IS ALLOWED OFF-SITE.IT IS THE CONTRACTOR'S SOLE RESPONSIBILITY TO ENSURE THAT NO - Slope Drain 1 15 10 15 Class I 3.75 15.30 10 20.12 17.09 (FT) (FT) (FT) (CF) (CF) (SF) (SF) (FT.) Tsvali PROPOSED MINOR CONTOUR SEDIMENT IS ALLOWED OFF-SITE.IF ADDITIONAL MEASURES ARE REQUIRED,THE CONTRACTOR SHALL Slope Drain 2 15 10 15 Class I 3.75 15.30 10 19.91 16.91 Skimmer Basin 6.18 2237 3.00 138.00 68.00 33,970 33,372 13,288 9,731 30.00 4.00 3.0 X - PROPOSED MAJOR CONTOUR NOTIFY THE ENGINEER IMMEDIATELY TO DISCUSS DESIGN NATMO ALL TIMES.5. ALLEQUIRRE PROJECT KEPT CLEAN AT ALL TIMES ORA WASH STATION MAY Tempofafy Outlet Pipe ISIa55B 3.75 12.41 7.5 10.59 9.00 1 -SF SILT FENCE BE REQUIRED AT THE CONTRACTOR'S EXPENSE.LIMITS OF DISTURBANCE 6. CONTRACTOR SHALL CONSTRUCT DIVERSION DITCHES AND BERMS TO ENSURE ALL RUN-OFF IS NOTES: DIRECTED TO AN EROSION CONTROL MEASURE. TP TREE PROTECTION FENCE 7. TREE PROTECTION FENCE SHALL BE MAINTAINED UNTIL ALL CONSTRUCTION IS COMPLETE.THE FENCING MAY BE VED PRIOR TO THE NAL -Intensity 7.38 IN/HR � CONSTRUCTION ENTRANCE 8. ALL CA CH BASINS SHAOLL BE PROTECTED BYIBLOCK ANDTGRAVEEL UNNLESS NOTED OTHERWISE. ION FOR CO. SLOPE DRAIN SIZING SUMMARY , ! Composite C 0.50 9. TOPSOIL TRANCSHALL ROAD STRIPPED IN AND STOCKPILED STRUCTURAL AND MAY BE USED FOR BERMING ALONG THE Wetted TEMPORARY BAFFLE ENTRANCE ROAD PLACED IN NON STRUCTURAL FILL AREAS. - - Diversion Drainage Invert Slope Depth Area Velocity CM.Depth Top Width Diameter 10. IF AN OFFSITE SOIL SPOIL OR BORROW SITE IS UTILIZED,THEN THE DISTURBED AREA FOR THE Q-'o's) N-Value Per.mebr ������ TEMPORARY DIVERSION Ditch p Area(Ac.) Elev(if) (%) (Ft) (SqH) (Fl/S) (N) (Ft) (FT) (In.) -REQUIRED SURFACE AREA BASED ON 435 SF•Q10 SPOIL/BORROW SITE MUST D HAS A LA IN THE LAND-DISTURBANCE PERMIT. PLAN AND PERMIT UNLESS THE - - ® SILT FENCE OUTLET SPOIL/BORROW SITE ALREADY HAS ALAND-DISTURBANCE PERMIT.AT ALL PERMITTED SITES.THE 1 1.75 6.31 277 9.75 0.01 0.42 0.36 17.32 1.55 1.02 1.18 15 -REQUIRED VOLUME BASED ON 5400 CF/ACRE OF DRAINAGE AREA NAME AND LOCATION OF ANY BORROW AND/OR WASTE AREAS SHALL BE PROVIDED TO THE TEMPORARY ROCK CHECK DAM DURHAM COUNTY EROSION CONTROL OFFICE UPON REQUEST. 2 1.63 6.49 275 9.5 0.01 0.43 0.37 17.31 1.57 1.03 1.19 15 -VOLUMES SHOWN ARE FOR SEDIMENT STORAGE ZONE FLOOD STORAGE ZONE IS ONE FOOT ABOVE SEDIMENT STORAGE ZONE. 11. WHENEVER THE SEDIMENTATION AND EROSION CONTROL OFFICER,OR DESIGNEE,DETERMINES -EROSION CONTROL INSPECTOR CAN REQUIRE ADDITIONAL EROSION CONTROL MEASURES AS NECESSARY. INLET PROTECTION THAT SIGNIFICANT SEDIMENTATION IS OCCURRING AS A RESULT OF LAND-DISTURBING ACTIVITY, DESPITE APPLICATION AND MAINTENANCE OF PROTECTIVE PRACTICES,THE PERSON CONDUCTING THE LAND-DISTURBING ACTIVITY WILL BE REQUIRED TO AND SHALL TAKE THE ADDITIONAL SKIMMER SIZING FOR FAI RCLOTH SKIMMER@ STABILIZATION TIME FRAMES Wta TEMPORARY HORSESHOE ROCK CHECK DAM PROTECTIVE ACTION DIRECTED. 12. OVERFLOW OUTLETS FOR SEDIMENT BASINS SHALL BE RIP-RAP.OVERFLOW OUTLETS AT SCM•S SHALL 811. BE THE EMERGENCY SPILLWAY. \� TEMPORARY WATTLE / 13. REFER TO SEEDBED PREPARATION,SEEDING SCHEDULE,SEEDING SCHEDULE NOTES,AND SITE AREA DESCRIPTION STABILIZATION TIMEFRAME EXCEPTIONS �]p / STABILIZATION TIME FRAMES ON SHEETS NCG01-1&NCG01-2. Selected Skimmer Size 4 In. PERIMETER DIKES,SWALES,DITCHES, DISTURBED AREA=4.38 AC. 14. STOCKPILES HAVE A MAXIMUM HEIGHT OF 30 FEET OR HALF THE HEIGHT OF ADJACENT EXISTING SLOPES 7 DAYS NONE MATURE TREE COVER. KNOW WHAT'S BELOW Head On Orifice 0.333 ft. HIGH QUALITY WATER ZONES(HOW) 7DAYS NONE SILT FENCE CONTROL ALWAYS CALL 811 Required Volume 33372 CF IF SLOPES ARE 10'OR LESS IN LENGTH BEFORE YOU DIG FOR ANY DISTURBED AREAS THAT CANNOT FEASIBLY BE DIRECTED TO EROSION CONTROL MEASURES ON SLOPES STEEPER THAN 3:1 7 DAYS AND ARE NOT STEEPER THAN 2:1,14 THIS PLAN BY MEANS OF DIVERSION DITCHES AND BERMS,CONTRACTOR TO INSTALL SILT FENCE IN A It's fast.It's free.It's the law. Selected Orifice Radius 1.25 In. DAYS ARE ALLOWED MANNER THAT ENSURES DRAINAGE AREA IS NO GREATER THAN I/4 ACRE PER 100 LINEAR FEET OF Selected Orfice Diameter 2.50 in. SLOPES 3:1 OR FLATTER 14 DAYS 7 DAYS FOR SLOPES GREATER THAN FENCE.CONTACT TO ENSURE THAT THE MAXIMUM SLOPE LENGTH BEHIND A SEDIMENT FENCE DOES NOT 50'IN LENGTH EXCEED THE SPECIFICATIONS SHOWN IN TABLE BELOW: PROJECT: Desired Dew atering Time 4 days ALL OTHER AREAS WITH SLOPES 14 DAYS NONE,EXCEPT FOR PERIMETERS AND FLATTER THAN 4:1 HQW ZONES SLOPE SLOPE LENGTH(FT) MAXIMUM AREA(SF) Actual Dewatering Time 4.01 days - �"t .. ♦� _ _- _ - \__j- i - / �'.. , \ /( y. _ ✓ \� \ "t_ i-/ RDw s�T Ic E58 / •;_fv._ut - -h0� -_ 2%TO 5% 7s 7,500 / . , . e/ /) /\' a..,' �sF1F . s sc s sF �`� \ .-� ( I\ /1 / ��(*��kY/ •1� - _-"""ti�R`"y�$' 1_ 1'- - �\ s%rolo% so s.aoo MASSEY /_ ,/ {)�,i- CHAPEL / Tit_ / =\' SF I.Y \ \ ) O�/ f- _ f 1 o%To zo% 25 2.600 � �� / -�1. /l � -� � BF11.1"..TISI... \ � �( i/ �-'�Ci�\ / 1/� �' � - / � 1�4� 1 >zo% a 1.Sao �, , , I EROSION - �� --El- - z=� _ ��' �BP 1 �' N ._a 4:--- --+'��4.�, SF B i� _� \ sF / -sF\_ s�:� �- f ;qo� / - - ��F sF� -� - ��(1 i �� s F_ i.-_ �- �,� MODEL ENFORCEMENT AND SEQUENCE CONTROL amA-0, j / I \ 4,1 / /�1� _ �' '!® -SF \ `-" _J„- „,, ENFORCEMENT NOTE I.FAILURE TO FOLLOW THIS CONSTRUCTION SEQUENCE MAY RESULT IN LOCAL //�J,' / ----" / _ ____ - \ ENFORCEMENT ACTIONS,INCLUDING BUT NOT LIMITED TO CIVIL PENALTIES TO$5000 PER VIOLATION PER 4;/ .Ty \ \ //J / DIVERSION DITCH 1 T /j - �- - -- --- �'L\}.,< - `!SF , //' DAY,INJUNCTIVE RELIEF,CRIMINAL PENALTIES,AND PERMIT REVOCATION.ADDITIONALLY,OFF-SITE I. I/ `- /� r ' 7// ///%/-C - ` "0 y\ SLOPE DRAIN 2 ♦ •s'B, i �� s SEDIMENTATION MAY RESULT IN RESTORATION REQUIREMENTS. \I / // _ _ _ _ _ A A\ 15'PLASTICS ��SF .1 --, 1 ': , //�/ /� /� -t \\\ / ` , ENFORCEMENT NOTE 2.IF THE DURHAM COUNTY S&E STAFF DETERMINES THAT EXCESSIVE SEDIMENT IS I \ -� /// // // 1 1 t \\ CORRUGATED PIPE --- �� ��� \ LEAVING THE SITE,A REVISED SEDIMENTATION AND EROSION CONTROL PLAN MAY BE REQUIRED,WITH / I/• v PROP.WATTLE(TYR) )/// /l/// //� NO __ _ / \ \\ 1 l , \ ASSOCIATED REQUIREMENTS FOR ADDITIONAL S&E MEASURES. \ ,I k - SPACED EVERY 40 FT I I l I l l/' \ / 111 I 11 I I11 I DIVERSION DITCH 2 - f _� P € \ / / I 11 1 2 7926 MASSEY CHAPEL ROAD LL / oRLEsso.a 1 0 I� I yI _ za CONSTRUCTION SEQUENCE \f _ _ _ __ _ /, I 1 4 ID (� 1\ I 1\, T //// I///II/)� O / �- �� .... \' I. INSTALL TREE PROTECTION FENCING IN ACCORDANCE WITH THE APPROVED SITE PLAN. DURHAM,NC 27713 J 588'39:7 709.86' S Q I I I I 1T\\ i / .l'f- J+ I \I/ \ \L _ L // // /// I 2. INSPECT TREE FENCE AND SUBMIT A"TREE PROTECTION FENCING CERTIFICATION"FORM TO �� PINCHED 1 I / 1\ 1V A \� = / // / SILT FENCE OUTLET(TYP.) �,. I L DURHAM COUNTRAMC COUNTY S&E FAX.919 560-0740. SPECTI I \ \ / \ 7 ' SLOPE DRAIN 1I \\\\\\\\\\\\ \\\\ / ////.�/// 23-j - 3. CALL DURHAM COUNTYS&E OFFICE FOR)INSPECTION OF TREE FENCE INSTALLATION,(919) � 560-0735. ' \ ;�1-� 15'PLASTICE VAVAVAAVA VA A PA r /// ® ®/ TEMPORARY SKIMMER DEVICE,__ ( �� SCHEDULE - / 11 AC'EL INFO I ," /// / / - q, E AND HOLD A PRE CONSTRUCTION CONFERENCE PRIOR TO BEGINNING ANY PROJECT#: C23004 h -- N/F RANSOM 52W COLPH II / CORRUGATED PIPE / \\ \\ \, 1' _ DEED OON 7776 PAGE --/ /////// / - 1 �=, LAND DISTURBING DRAWN BY: JT PIN O)1 a-���iiiil-5�3J - - .c^� - ACTIVITIES.THIS CONFERENCE SHOULD BE ATTENDED GRADING OF \ -//e_ \ V \ \ / 344 _// ////Lj/ / _DEWATERING TIME 3 DAYS - ti:J REVIEWED BY: MAR 2 t pg B / ' BAFFLES TY, \ \ // // / _ �, - / THE FINANCIALLY RESPONSIBLE PARTYCONTROL AND/OR THE GENERAL CONTRACTOR.GRADING / T \ -, \ \\\ N -_- BA:in2 21 /C �/ /// // L"' _,C SUB-CONTRACTOR,EROSION CONTROL SUB-CONTRACTOR AND THE DURHAM COUNTY S&E 1ST SUBMITTAL: 2023.09.13 __ ( P.) \\ \\\ `--- ---- - // // ' DOUBLE SILT SCALE: r•=4o• vgo N .__t �^,, 1 \\\\\\� // //// //5 / I FENCE TYP OFFICE. u a " `ur (--� ( ) 5. OBTAIN LAND DISTURBING PERMIT AND PLACARD.AND POST THE PLACARD ON SITE. a^ // $ I r \ ' 7NEE SAMPLE/5 l I I \\x, \\�� /%�/////j/// // / W' 6. OBTAIN AN APPROVED(STAMPED)S&E CONTROL PLAN AND KEEP IT ON SITE,EITHER IN THE °'�^ 'TR r ��-�-` %i (PER APPR01/ED SITE _i / I `. _ __ �i///j///�/// SKIMMER SEDIMENT _ -�i - 1 4�\ INSPECTION BOX,CONSTRUCTION OFFICE OR WITH THE CONTRACTOR. FOR REVIEW �' / '- U \ _ - X PLAN Br EDENs[AND) I CONCRETE I - - -%�/�/j j// BASIN,SKIMMER ON / / - _ 7. INSTALL CONSTRUCTION EGRESS/EXIT.SILT FENCING SEDIMENT TRAPS/BASINS.DIVERSION DITHES, AND APPROVAL / LL I - _4�_\\4 „`�� _ == // - - -(+,, CHECK DAMS,AND OTHER INITIAL EROSION CONTROL MEASURES AS SPEC FIED IN TH PLAN. - `\ 1 WASHOUT - �- j® ROCK PAD \) REMOVE ONLY TREES AND GROUND COVER NECESSARY TO INSTALL THESE DEVICES. E A / °' �Ii ' 4 �� .� I TEMPORARYSOL -�--i// -® --_.... _ ( i - 8. IF A STOCKPILE IS NECESSARY DUE TO EXCAVATION OF THE SEDIMENT TRAP/BASIN,FEDORA PREPARED FOR: __-- -- 10 1.3 - AS - - PLAN TREES AND ARY GROLN VER MAY BE REMOVED ONLY AS NECESSARY FOR THIS STOCKPILE. mi / PE AP 5/TE 9. PROVIDE TEMPORARY GROUNDCOVER FOR DIVERSION DITCHES AND SEDIMENT TRAPS/BASINS w ❑7 - \ ds��JSJ� LS ems ° / 'I / / ^ 1 (. y P[Al�r BY EOENSUND ' 4 ' .' , )/ i ( / 19 \ I ) ) WITHIN 3 DAYS OF COMPLETION LL o / \ \ I ,I - 15 76 1T 18 / M+ ,,‘/':,,, 10 PROJECT HAS STARTED.COUNTY S&ESITEINSPECTOR AFTER MEASURES HAVE BEEN INSTALLED AND Y U \- `` '10 O ® Qg 1C RD' 12 I ( f I-� I _ \ ��,A. 1 1 O 11. BEGIN CLEARING,GRUBBING AND GRADING OF SITE IN ACCORDANCE WITH THE APPROVED S&E \ _ 1l I / 1 1 R CONTROL PLAN. �: // \ \ I L/ _ �^y T / / 1y+ a 12. CONTINUE TO PHASE II ti •`�_ ��-� 1 I A / LIMIT OF DISTURBANCE `c„+r'1 � °' GREENWOOD Ili 2 I I _ v !/N-DOUBLE SILT FENCE(TYP), ' 1 t7r FLOCCULANT APPLICATION NOTES E `i �v'_ I o ` \ TREE SAMPLE 4 TI 1-i J fa. 3' 12501') 'F" I. CONTRACTOR TO DEVELOP FLOCCULANT APPLICATION PLAN WITH SOIL SAMPLES AND AN Q e u / 1 _ SF- 1 / �' , / ` APPROVED FLOCCULANT MANUFACTURER,IN ACCORDANCE TO THE DURHAM COUNTY UDO HOMES u� e LL , (PER APPROVED SITE ,_. '. r: - - f I AMENDMENT TC2200005.PLAN MUST BE APPROVED PRIOR TO OR AT TIME OF PRE-CONSTRUCTION "' h I PLAN BY EDENS[ANO / �� _ - / SO'47:T\" '-,i CONFERENCE.CONTRACTOR SHALL: I X \ CBASIN-1� ' ��..� ) -V \ - AREA AC ,) / '"` ' - 1 11 CONSTRUCTION,C ELECTING FROM THE NC DWR OLIST OF APPROVED PAMS/FLOCCULANTS. I{ / m L' = I I \ /� \ r I / /�,.-\ 7 �''y /�`-r,J�\ CURRENT LIST'HTTPS'// ES.NC.GOV/NCDEQ/WATERQUALITY/ENVIRONMENTAL+SCIENCES/ r - 1 \ ', �- ..i:. /,/ I 1 \s(\ y C, r «..~66y/� � F..t �I' /" I ' I ATU/PAM8_30_78.PDF FIL T PREPARED BY: ,- El / I'I j'�,01'.\ ' -/' -�\ -- ��F T / 1 1,3. APPLY FLOCCULANTS AT OR BEFORE THE INLETS TO EROSION AND SEDIMENT CONTROL < C W' ,n I `__,-/ Sl'43"SlE 101,.3 " -ETA ,, ` _- o `-- [_/p \ 'Ft.,.1.' "`C -,� -- / .� Ni 1996B'� E MEASURES AND BE IN CHARGE OF MONITORING FLOCCULANT DOSING SYSTEMS. O _ ( ` I 11 226P E/P�`* =A \���'SR4'Sf'3'W�[37rpX_ _ ' 1� \ N Pl o)I WELDS MIC/uEL JR , 1.3. APPLY FLOCCULANTS AT THE CONCENTRATIONS SPECIFIED IN THE NC DWR IJST OF Q `I " I 03 ` _ _ _ / - 319�,q1 B TOVED PAMS/FLOCCULANTS AND IN ACCORDANCE WITH THE MANUFACTURER'S y... Ia\� 10.32' ill i �'T ~ A. --_ PB AB PB lB INSTRUCTIONS. ,L \� �� -_ / ---- \ 1.4. PROVIDEPONDING AREA FOR CONTAINMENT OF TREATED STORMWATER BEFORE \L N70401 / I \ IAVE ALBRf 1BB✓ANC (� DISCHARGING OFFSITI ■ o '- / \ -- '-- -- 1.5, STORE FLOCCULANTS IN LEAK-PROOF CONTAINERS THAT ARE KEPT UNDER STORM-RESISTANT $ I J FlN'Ol>8-GpH-60-09 6 F _ \ I OB 5W5 PC 640 \ \ COVER OR SURROUNDED BY SECONDARY CONTAINMENT STRUCTURES di - ` / PB J3 PB 11B L 1.6. FLOCCULANT LOGS SHALL BE INSTALLED AS SOON AS STORM STRUCTURE IS CONSTRUCTED. -- A 1 \ 1.7. CONTRACTOR SHALL MONITOR LOGS IN STRUCTURE AND REPLACE WHEN FULLY DISSOLVED, `; .. m I - � 4-M0,144'4f(/SS4 N/F MOSOUfM LEIS LANfS70 I / , ��i J3 CONCRETE Ol1B-M-50 59G5 I PIN Ol1B Os-50-)9a5 _ \ \ 2. SOIL SAMPLES SHOULD BE OBTAINED TO DETERMINE APPROPRIATE FLOCCULANT FOR SITE. o WASHOUT 0,. \ --� IPG1/B �4917�'_ DOCUMENTATION OF THE SOIL SAMPLES AND DETERMINATION SHOULD BE PROVIDED UPON 3 \ P91�'PS 1.10 - 3. INSTALLATION OF PHASE ONE EROSION CONTROL MEASURES. IF NEEDED AFTER EVERY a ', FLOCCULANT IN SOLID FORM SHOULD BE EVALUATED AND RE-APPLIED , • I \ 'u_ 1 0 ` -- / 0.5-INCH RAINFALL EVENT. I I U 4. CONTRACTOR NS GENERATE A LOG OF FLOCCULANT APPLICATION AND KEEP RECORD OF ALL s o' l -- u I ', RE-APPLICATIONS DURING CONSTRUCTION. w -� underfoot �I •` _- J I/ , 5. FLOCCULANTS SHALL NOT BE APPLIED DIRECTLY TO SURFACE WATERS. J n ', 6- FLOCCULANTS SHALL BE APPLIED UPSTREAM OF A POOLING DEVICE SUCH AS A BASIN.TRAP,OR u d e o ('t- �_'� I I © SILT FENCE. ENGINEERING O __ 7. THE USE OF FLOCCULANTS DOES NOT ALTER THE REQUIREMENTS FOR SITE STABILIZATION.SITES o ,' O ❑8 ` ' SHOULD BE STABILIZED AS SOON AS POSSIBLE USING CONVENTIONAL METHODS TO MINIMIZE THE 1149 EXECUTIVE CIRCLE H E/P ( .'-'. NEED TO USE FLOCCULANTS. o -- - ` I CARY,NC 27511 O� I {-= r • ® I I 919.576.9733 w N 1 1 NCBELS C3847 1 NCBOLA C683 ems SEALED ,m - / . �YJ CAR ti � m u a �.ti i EX F/RE I 4� 9Aoo \ iI� E.R/wHYDRANT(TYP.) 1 ' w ao o w eo -fx 8" \ (TYP) I 40 68pp - ---' GRAPHIC SCALE NORTHowArk - �� �•�� 1 I -� - - - �w� w_�� / /�. �hgFLAERCSw`w MAIN EiN �, -- - - - FB ISWAIIILIWIfilaftw �- } --- ® ---Yi-w ® /� `"1023352/ S t �G � ro ' Po rB F0 fl �ro e--ro- - - - w-=w='� 666 �,f ro-' ,>w"� - - ,f MASSEY R-1SI TEE- -w w - '"-- ....,r•• ........-..•Iir WATERLINE 1 92 -wow-w- Ex B"DIP I. • �. ����_ � �,��•�,_._•�� NE� CHAPEL ROAD S --_ 30'X 70'GRAVEL 21.8' - EO Ex - - - - ® -' --.-.-. • _ -- _ r EROSIONCONTROL _ \_ _ ® �\ PLAN - PHASE I CONSTRUCTION -_ - , EDP-EJP - (TT) �- � a a ENTRANCE i !..-------------Ex OVERHEAD O ELEC EX LINE 17 s 6 MITT (TTP) C-5 0 0 POLE % SIRcur EX.1ST4E (1YP) __ �u \ 6. �_.-. ' - — — — -� J - PLAN REVISIONS \ _ -- \ss - _ /a _ EROSION &SEDIMENT CONTROL NOTES \ \ / _ ;_ SS\ •'"- I. REFER TO GENERAL NOTES SHEET C-100. I x \ / 4 DATE REVISION BY SS �. SANITARY SEWER M SEX 255 PUBLIC 2. REFER TO EROSION B SEDIMENT CONTROL,CONSTRUCTION SEQUENCE,SILT FENCE CONTROL,AND -.\v / ;;;:',..)),a_____;;._____ \ \� \ MN RIM ELEV.:267.91' N - DEMENT MODEL ENFORCEMENT AND SEQUENCE NOTES ON C-500. 1 202309 21 DURHAM COUNTY JT ' \\ / N/F NfNORMK AUTOVOnI-£GROUP ��� _ \ INV IN ELEV.:255.46' N..- i \ COMMENTS -� 7 $gym A A % �08'7375 PO 80436 _ _ -• - _ ------ .. (PB 727 Pc. 75T De C \ � '� lNV IN ELEV.:255.26' � 1554 PC.467) 10'NO BUILD SETBACK(7YP) - SILT FENCE CONTROL PB JUB P8 JJ4 —' a `m� \ .y �; // `�_ ___\ \ _ - -- / �. (PER APPROVER SITE,PLAN FOR ANY DISTURBED AREAS THAT CANNOT FEASIBLY BE DIRECTED TO EROSION CONTROL MEASURES ON 8 \ \ �' "�SY' \ Q8 _ ,, _,_ ` / 1 .$Y EDENSLAry). _ THIS PLAN BY MEANS OF DIVERSION DITCHES AND BERMS,CONTRACTOR TO INSTALL SILT FENCE IN A ��� � \ // \ - -- - ` -\g \ -- - - .-- \ ,- J MANNER THAT ENSURES DRAINAGE AREA IS NO GREATER THAN I/4 ACRE PER 100 LINEAR FEET OF U �� // � - - -'� ---"-" / \ _ /I� FENCE.CONTACT TO ENSURE THAT THE MAXIMUM SLOPE LENGTH BEHIND A SEDIMENT FENCE DOES NOT \ /= -'---- -' - ----- _ - `- �� �- _ EXCEED THE SPECIFICATIONS SHOWN IN TABLE BELOW: __ ;' TREES ESENS V PROP-REf(BV FALL �� �'� PROP RIP RAP TREE SgMPC£J7. - - - - - �i - \ ` `_ - \ j / / (PER APPROVED SITE —� Sy i 1�` (LENGTRH! H 1Y START WIDTH 6 ------- - (PERAPPROVED SITE --- -_.__ - - - �/ �\ �\-"�` /' .�.:- � / START WIDIP•P .LAN BY EDENs/AND� us1B GaHEss)- -- sr SS v WIBT-H ab sg1416KNESS,a Zs sxP[AIr8r-£11805mroBf- -ass ss ss ss SO -sr �A CONSTRUCTION SEQUENCE - \ /� -(LE"NGTH 5 START WIOT.38, , �\� - / - \ I. CONTINUE MASS GRADING FROM PHASE I. :DP T 'j''"$�''' '\ - �7 = WI S',TRICK •:8.5') _ / •/ �' -y e), El� r E- - -- - 2. STABILIZE LOTS WITH TEMPORARY SEEDING. - - t / I\ ��`X\ / / \ / \-�. �/ _ /---- PROP.RIP RAP 0 �1� --- Ri.../ -�� - �_ 3. PERMANENTLY STABILIZE ALL SLOPES AND/OR OTHER AREAS THAT ARE AT FINAL GRADE. - \ /��f _ \ �4• _� _;- `�- „� / / y,(LE.F6TFY.18'S1fART WIDTH:6', I _7. CONTROL/ (op ---♦ �2p 0=I-,, _ -,r-T (MEASUREMENTS,ANDO OTHER APPROVED MEASURES ASINLETS NGON THE PTLANS _ D - (� +. \ / �, ,I\' / ��` \ I �.1 ' I/ 1 k f OO'''';;.\ / 6. TAIL DITCHES NEED TO BE INSTALLED ACROSS ROADS TO DIRECT RUNOFF TO BASINS UNTILTHE \ .I- -- �% STORM DRAINAGE SYSTEM IS INSTALLED,CAPTURING,AND DISCHARGING ALL STORMWATER RUNOFF INTO DRAINAARYSKIEMER BASIN. \\ "` J \� 1 ,, y, 7. WHEN STORM DRAINAGE SYSTEM IS FULLY FUNCTIONAL AND ALL AREAS ARE STABILIZED vzROP.RETAINf �� _\3•✓/ \ COMPLETELY,CONVERT SKIMMER BASIN TO UNDERGROUND DETENTION SYSTEM.SKIMMER BASIN iB '� 7 \ - ) \ MAY ONLY BE REMOVED WHEN UPSTREAM AREAS ARE STABILIZED(GRAVEL BASE,ETC.)AND WITH = • ' '� \ f - WRITTEN AUTHORIZATION FROM INSPECTOR. _� V / 811. „,,3 ,____ _------ _ _,, „�_ C, 1 1•L�1 a RE p�83/1 ,A- , - - �� 7 / - �- 8• . ESTABLISHED.AINTAIN WHENENT EROSION CONTROLCOMPLETE, MEASURES CALLUNT EROSIOL N ENT GROUND OFFICER COVE IS "' _- l 1`F r` \ ESTABLISHED. CONSTRUCTION IS EROSION CONTROL FOR $$U� ( C3 ,1 At ,ACCE�e'S/CON�M _ \ „ , •�� i f - -^ "'-- INSPECTION. pyws7 yy WN W -P 'V✓ _ _� '--_ - N_ -- -- �. - DIVERSIONS,SILT FENCE,SILT FENCE OUTLETS,ETC. / - _ _ _ _ 44., _ ter_ { J� 0. SEED OUT OR IZE NG BARE - / _`� I sge `'sa M1��- \ 'L��_ ���e+ ;�, E 2B5 a / 1\ I11. IWH NV GETATONLHASBECOMEEISSTTAB ESTABLISHED, FORAFINALSITEINSPECTION.REQUESTFINAL KNOW WHAT'S BELOW T- - --- 285 - -- \ \ ," _ 1 � APPROVAL BY EROSION CONTROL OFFICER. ALWAYS CALL 811 �_, - -- - i - cam' ��� 12. OBTAIN A CERTIFICATE OF COMPLETION. , I/ AgOl 1 �--o d _ — BEFORE YOU DIG �� 29p �� �' _�/•�� �y e tl _ Its fast.It's free.It's the law. 11 • I PINCHED \ '' © © IQ 1 4 fitiII 6_, , FLOCCULANT APPLICATION NOTES / zB) \ E/P/ �k \ JI © ■� __.x,-1� ` , �'IT,1�`� i/ I. CONTRACTOR TO DEVELOP FLOCCULANT APPLICATION PLAN WITH SOIL SAMPLES AND AN PROJECT: I i \ \ III, ry 11 SILT FENCE OUTLET(TYP. �1+ /1, APPROVED FLOCCULANT MANUFACTURER,IN ACCORDANCE TO THE DURHAM COUNTS UDO ION --\- 1 i IimmiwAiimprAl f� / \ AMENDMENT TC2200005 PLAN MUST BE APPROVED PRIOR TO OR AT TIME OF PRE CONSTRUCT 291 \ \ l \\ ® III _ I t ' ®®�IIII, � 1 - ® ----1- 11 /\ CONFERENCE.CONTRACTOR SHALL: / j © ,'y1I �f. ®Till IIIIr / ■ ,I �`� I.I. SELECT FLOCCULANTS THAT ARE APPROPRIATE FOR THE SOILS BEING EXPOSED DURING MASSEY M _ CONSTRUCTION SELECTING FROMTHE NC DWR LIST OF APPROVED PAMS FLOCCULANTS. Z7 LL - �.,� '\ N/r RANSOM srvNBv,egmaPe x, _ "1 �® .-' yy X __ y / \ • 9 L PIN 0 15VO4-5J-BIJ7 '�` / �� �1� I , _ ��`L �L-, ,I 1" !I 22 , - k{ \ RRENT LST:HTTPS:// ES.NC.GOV/NCDEQ/WATER QUALIN/ENVIRONMENTAL+SCIENCES/ 3'. r J CU FIL + � o 2 `. •''\ BB 814 PC 37� y / _ - _ _ ��' _ _ _ \ x V ATU/PAMB_30_IB.POF -� o,pa,m \ `'- - _- - �� `✓• '•� SILT FENCE(TYP.I,� 1.2. APPLY FLOCCULANTS AT OR BEFORE THE INLETS TO EROSION AND SEDIMENT CONTROL CHAPEL ,y� $g , d d �„ " _ —I DOUBLE �� MEASURES AND BE IN CHARGE OF MONITORING FLOCCULANT DOSING SYSTEMS. LL - •• J1_ I 1 v. 'H I 1 ,' 1.3. APPLY FLOCCULANTS AT THE CONCENTRATIONS SPECIFIED IN THE NC DWR LIST OF /\ $ u 29 - _ '� W N►'�W , `/I� (�` C�M�AC��I A Q` R'-�( -- m N 1,,,, \ ,,-�PERRAPPROI EO SIE _/ �S ���' ��'� MUM PRI ATE A •CFS / Ni Ult� ?YPJ� 21 _.___ ���� APPROVED PAMS/FLOCCULANTS AND IN ACCORDANCE WITH THE MANUFACTURER'S EROSION aim. ^`� 1S� S ^ _ - Q .°' \ INSTRUCTIONS. �' Q Y / 1•-•.1. /I ,ry__-0-� 4 b -of i=.♦ J 0 - �.' 1.4. PROVIDE PONDING AREA FOR CONTAINMENT OF TREATED STORMWATER BEFORE.; II`\ PLAN BYfDEN5LW0 - 1 / / I ?S \ i�o �9� N III '� _,,�,,3'� -� h h _ j T. I, --- R -- -I 3 i\ DISCHARGING OFFSITE. CONTROL ♦O -- N �• --- 1.5. STORE FLOCCULANTS IN LEAK PROOF CONTAINERS THAT ARE KEPT UNDER STORM-RESISTANT C j ',� i - ��♦♦N; �i } Z I� \ COVER OR SURROUNDED BY SECONDARY CONTAINMENT STRUCTURES. -V / 1 L L /• ♦ 1 -'� ;71� B ,� mI _- - dal i I II - (' -- ® \ TREF SAMPLE 1.6. FLOCCULANT LOGS SHALL BE INSTALLED AS SOON AS STORM STRUCTURE IS CONSTRUCTED. f I� I�'S - NI L♦•••-• ■ ------ 11 (PE APPR01 1.7. CONTRACTOR SHALL MONITOR LOGS IN STRUCTURE AND REPLACE WHEN FULLY DISSOLVED. (� (` ❑2 "- _ _•' _ I P[AA�BY EDO 2. SOIL SAMPLES SHOULD BE OBTAINED TO DETERMINE APPROPRIATE FLOCCULANT FOR SITE. I� 1 ,, \ ', r 0 r •♦/ DOCUMENTATION OF THE SOIL SAMPLES AND DETERMINATION SHOULD BE PROVIDED UPON QI 1f►. -- I - ,I I 6 --i �� ♦N • INSTALLATION OF PHASE ONE EROSION CONTROL MEASURES. 1 9I \ P'OP.RETAININGALL fl 0 Q Oq 111 12 ® 'CI 5 -- 3. RE-APPLIED LEI ,>~� "� 1 /I�'i♦ 1 0� q, CONTRACTOR TO GENERATE ALOG OF FLOCCULANT APPLICATION AND KEEP RECORD OF ALL 7926 MASSEY CHAPEL ROAD cr) 2 \ _ ,- - - - - '' m RE-APPLICATIONS DURING CONSTRUCTION. \ $`ma , --"„ I '/ ��1 11. �� ®�-1� (MITOFDISTURBANCE �P \'J+ IA..' 6. FLOCCULA SHALL BE APPLIED UPSTREAM OFAPOOLINGDEVICESUCHASABASIN,TRAP,OR DURHAM,NC 27713 y yq4 ® i \ ~l` ` \ IL �_ - ARA8A) \ �1 -J // I..: ^ 5. NTSSHALL NOT BE APPLIED DIRECTLY TO SURFACE WATERS. NTS ION.SITES \ - -4 SILT FENCE. v J', , -,= I I %' \ TREE SAMPLE/4 'Ili%11-till -'ON ti8S - -/ I \��� / P 7 SHOULD BE ST. THE USE OF OABILIZOOA SOON AS POSS BCCULANTS DOES NOT LE USIN THE GCONVNTIONNALS FOR SMETHO METITE HODSMINIMIZE THE { \ m' \ \ - PLAN BYPEDENSLWID �- / I - �, 'RO/P.'.AININO�YALL O ( NEED TO USE FLOCCULANTS. PROJECT#: C23004 - •-Tr_�r_ �° \ y(B♦THERB) I \ DRAWN BY: JT 1 SL` 'j4`' .� \ o N I _:______-______„,_\------. � / \/ I \ f REVIEWED BY: MAR ) ♦ / / /-`"� SCALE: / \ ISTSUBMITBAL 2023.09.13 \ I \ \ �� I I EROSION CONTROL LEGEND + '♦♦ y`Q /�./ \ I �sAi-N. \ /- r�j'j\ 1 \ i, 1/,'of I ) \ PROPOSED NOTE TYPICAL NOTE TEXT y �- ��^,,i. _ _ / - __ ---XXX-- EXISTING MINOR CONTOUR FOR REVIEW N ElP I • r. I El FAPPED EIP ,I \i�,i �\,"'',\��., \` � -�/, ' _ �EIR__ N/r PE HERE NOME✓rr I _ I \ \ �E/ / \ \L _ -- EXISTING MAJOR CONTOUR \TT �;v_ '� %A; -- 3,9FF64W AND APPROVAL V ` as1) I T MS PROPOSED MINOR CONTOUR _ PB 48 PO)B 1 PREPARED FOR: ¢ "� - \;\' \ \, -BQ PROPOSED MAJOR CONTOUR o sz O {JI , N/FALBREGNT 0./6 gF—SF SILT FENCE m \ $ ` i / \ __ , PlN'0]JBO-/(5M-60-0916 �', \ ad I \" 5 FC 640 \ LIMITS OF: i$$` - 9S 9h TP-TP TREE PROTECTION FENCE I _ " _ �J W V11111 NA- N/T MOSQUE.LOIS cernsm \ �� WV 0JJ8 04 50-59B5 +, < 73 i / �� \ 011�'�]9e5 / "f. �,vyCONSTRUCTION ENTRANCE OB 9064 fG JJ8 OB 49J1 FC 55 •l m,f°c \ 1 PB JJ3 P8 J30 II — ' � TEMPORARY BAFFLE \ ,a I I I I TE POR RY DIVERSION r Xd , % J SILT FENCE OUTLET dG D - ❑ ® TEMPORARY ROCK CHECK DAMHOMESO�F 6 EENWO❑5 { ; INLET PROTECTION lZ 04 'I SIP,-vI PROP. STAINING WALL 3❑ W R. M'i Q "' BY�THERS) I TEMPORARY HORSESHOE 290 ® ROCK CHECK DAM r \ I PREPARED BY: a ' • v �� TEMPORARY WATTLE \PROP.RETAINING WALL. I I $off--------"" -" m #1(BY OTHERS) I y _ / I \$ 0 _ - I S w \ � a � , \ .1 ,I I'��' -EXFIRE DISTURBED AREA=4.38 AC.] ■ e$ . EA /If -' HYDRANT(7YP.) I • - \ 1.1.1111111111. '`,` 1 - -, T o - u ° — �-� — — _ 1 w—mow WWF�-. ElR r • _- - ._...........--�-..._ _ _ � - w —� _ m .- ro_ra--z-ro D--ro—T07h' - ®w- —— �/� EX RN°E MASSEY CHAPEL ROAD SR 1 192 j �� underfoot -w "'� " w�"�"— ENGINEERING r- A PUBLIC R/W) QG _ - , _ _ - - - - - - - a 1149 EXECUTIVE CIRCLE oz _ - 27 B' __ -- CARY,NC 275 __ ®--- ----- _F_e E P �� __"_ ®.... -- -_•-.-.-. 919.576.973311 {60' o - __ -- ---- -_ TOP -EDP-- . 7�'Pl NCBELS C3847NCBOLA C683 w F -- _ O _- - EX ; U \ OVERHEAD 6 SEALED: `11 ' rr,,.. ELEC 0 EX 0/NE 17 `:".`N CA Rp,„ rs l6 uT/UTr ( ) 'p�,oee°ssLQ^ti�ti „E', POLE • ;Qo- y ¢ (mi) a 3 %/ „ 0, ft A 1s 40 20 0 80I40I `2 02309,21 5 GRAPHIC SCALE NORTH SHEE- 1 EROSION CONTROL A \ PLAN - PHASE II U C-501 x J PLAN REVISIONS aN if DATE REVISION BY --F---6ZR40.f.0r..",W-M- O..M WP.eL.sO rP.M SaAO.r.O.S.O XRIaSOP eR aOmO Me-g,,..7 g A 1If tle"NrMeM w — = ig 1r.•0.—1L11'.6s.'•1 a rrL"iIr1e.:I'1 / :a—i—If_• 1 2023 09 21 D U RcH,AmM mCECNTY .i., *10 _,,,................, ,„,„_ a.. amm ...... gq1,61, .0 Se ....6"....... et.°se.- v ... . .,..,„„..„,,,,,...,•.„,,,..„ _1 • ,,,..,-...............:- Maim la ram Mom mem ARRAS NE mama a km I ' . ' : ' CROSS-SECTION VIEW NOT TO SCALE NOT TO SCALE 811. s,,,,,,,,,,,,Rese.,,,e,se.. EROSIONCONSSOL DETAIL BLOCK AND GRAVEL 1. DOI 1 ' ,,i, ,... STONE INLET PROTECTION ,., I I: S. F :_ :.., ' WIWI_..r.' ''''''''''''''''''''' KNOW WHAT'S BELOW ec. A. ALWAYS CALL 811 . BEFORE YOU DIG iN 6 AMR MR v...„, ......,,...., Its fast It's free Its the low.=iti.:=4 \ v.. 1 PROJECT: sr.e..INdsameLz.J.A. r OBTAIN NOT, aras mama AT Aar Room oi I MAMA SCE TO BE OEM.SA WISNER 2./IM, Rams e roma me srtE a 2 MIX MS 11AT BE USED 01 SLOPING DIMES ..mummumarm moo mm ma SMILICED.FREDUENT OREM OF OR MOM..TO SLOW VIDICITS OR TO CREAM RE um.Am To BE sot x Rorw a a TEE DEVICE MD MEP (T) 7,INFEE5`171.: MIILSR/PCZOINLIff 1 1 MSMO.RE,M TRrW MS ARJO 1..0 1NE DEMUR MN AMES ME r'l D Ai A malki MaRMOR Ma a ARM, MASSEY I- I. •• ammo CHAPEL ARMEE FOR MAUR LIM(re ALL common.mem EROSION e war RE Kamm ix A Gomm A AND El ARE AT EQUAL ELEVATIONS .1230SS_SELMAI esair xi,ARRANT MOM OR P.....'...............'....I ,RIPP a. ..,:: CONTROL 1 _L ..-1.41Int.L.4.5112 MOM IT OM DE ROAD MT BE OSEARED OA ei........0%.....`e.t.......10s• .....e... rIA-.......o...... .ZtrE''',,1"=°:.,—;,twr''.77—71,' --,,,,-,--..0...........--.M:r.P2r.a• IRO A SWAM CONTROL MICE INS7 RR Nmum pm io ,,„ ...4Z,IVAlaf;:). NEMO ea MUNRO OF ea/RN(OR IN COMMIMI e imams ReLLD se Loma lo lima weAcES IN ELM OMSTARCIM 01.10Mora NOT TO SCALE NOT SCALE 7926 MASSEY CHAPEL ROAD TO .uNuxs ores sNou.a au.AND memo a me Nis so Rom MOSIONCONIROL DETAIL DURHAM,NC 27713 1.,mom om,a me DCIIHMACOUN,NO TEMPORARY ROCK CHECK DAM ,,(3),._ I=1.-., p,TA :: . DURHAM,CONSTRUCTION ENTRANCE„: orrat oNicE orrn4 Ehcx RAN/Eur oncE•InEnc mum.. ) I::I z., wire4R w memo' I. .-J 7 r--'2'" o. PROJECT if: C23004 DRAWN BY JT NN — 4 '".1-STT.7 T4 i .•'''' WV.,omao REVIEWED BY: MAR rowmpra —1. 4 • . 1ST SUBMITTAL. 2023.09.13 Nom ommio Fa/ SCALE: AS NOTED EIFIVI M FOR REVIEW \,,,,........ ____,,,, ......... Am masa mlml mlm MIEW 1111 ,es, .1,16, AND APPROVAL mmmim,-, Uri ,7.1.=ER milip—,-, .., _ •-- , Iiill.jlIll 'Ir PREPARED FOR:mlm ml.• 3'AI? we,„rev,„er DIM la ma. RFRPPFOTNE V1F2f ._ mamma yam soma 11 L_L j 11 11 •'.,-dIlerolKi.Mk! NO NW La ...Are: IT MRS1/011M lee TIE M. MIME ORM MT OE PROMED TO IMRE IMAMS ' ROI10MEDDSR ..'. MT= H'7.‘ GREENWOOD L9u MI ORM.ARLA-a arm mem salaam Deat. PIS WM SANDI MO AN BALLIfla FRON:L_1112& HOMES uno. SPERM ARAMMON ar '2 Buosat 000SIONCONTEOLo NOT TO SCALE 11 uNNANi cowry.NC DIVERSION DITCH DETAIL ,N,- -. ESONONCONIAMOSTAIL BLOCK AND GRAVEL NOT TO SCALE PREPARED BY 'T 41 DIMILAMOUNTV.NC STONE INLET PROTECTION 1:t:. 10i ::::,+:...76E,Z SKIMMER I III • I ---.11, ,...._; .,.....„,,_........,..:. underfoot we e!lf \ I 1 \ 7."=.7r...."'77 IV"' ENGINEERING ........eraon ao praa•ne La or na a,asos rr .........71. 4"ar 1149 EXECUTIVE CIRCLE o Iol '''"'''''''"1=',.., CARY,NC 27511 919576.9733 1;;:0 7.Zr...:""'”'' NCBELS C3847 I NCBOLA C683 LO V -_ SEALED 1 ..t2-_ N..Ns.N Ns•NN- Og ,...,qt. .......... /, ..,...,06:c.:,,,t,-,... i1,--- ----- NOT TO SCALE - . - . 9 411 55550555 TEMPORARY SILT FENCE ,-5,\ 040 68,1.......,;...f. F 'T ... I 11.111 . %,tI°.f.'YG i NqS.•• (('T' g :1 SI IEE" gi EROSION CONTROL DETAILS i _......_.1 ,' PLAN REVISIONS aN 4 DATE REVISION BY 1 2023.09.21 DURCOMMHAM CENTSOUNTY JT GROUND STABILIZATION AND MATERIALS HANDLING PRACTICES FOR COMPLIANCE WITH THE NCG01 ONSITE CONCRETE WASHOUT STRUCTURE WITH LINER CONSTRUCTION GENERAL PERMIT "� OP STAPLES Implementing the details and specifications on this plan sheet will result in the construction activity being EQUIPMENT AND VEHICLE MAINTENANCE 0\v v i0/an,,;�'m'' m,�M �" 0 0 Ory�U,v i0 � O Ea' considered compliant with the Ground Stabilization and Materials Handling sections of the NCG01 Construction 1. Maintain vehicles and equipment to prevent discharge of fluids. 0> <d °`*""" E °NANO oas° 1"°' <0> <0 ,"` L�rv�rvG > < mP.s� 0 0 /„;-g :APE General Permit(Sections E and F,respectively). The permittee shall comply with the Erosion and Sediment 2. Provide drip pans under any stored equipment. % 00 °* \ , <0>z A nO'0 . RWA� 0 CJ C 1 0 SECTION LLB Control plan approved by the delegated authority having jurisdiction.All details and specifications shown on this 3. Identify leaks and repair as soon as feasible,or remove leaking equipment from the project. 'A e i v v ✓v 4-B sheet may not apply depending on site conditions and the delegated authority having jurisdiction. 4. Collect all spent fluids,store in separate containers and properly dispose as hazardous waste(recycle IT"''' when possible). aE .-o.OD�CE1,Ga. , SECTION o ffs -w o n� E�rvEry rv,E� SECTION E:GROUND STABILIZATION 5. Remove leaking vehicles and construction equipment from service until the problem has been corrected. WI I PEACHES rvEDCM TO „MiA WHEN TIE UOUIDANC.SOLID Required Ground Stabilization Timeframes 6. Bring used fuels,lubricants,coolants,hydraulic fluids and other petroleum products to a recycling or P PN 3COCRETEWOSHOUT STRUCTURE'"O'" rvEEDGTOBECLErv..sD WI a I c�MIN ARY WoWTM�GNCXES OF NOTING DEVICE 811. NM vcNAGE NOTING DEVICE. PUN disposal center that handles these materials. Stabilize within this Site Area Description many calendar days Timeframevariations BELOW GRADE WASHOUT STRUCTURE ABOVE GRADE WASHOUT STRUCTURE KNOW WHAT'S BELOW NOT TOGCUE "°Tro""` ALWAYS CALL 811 after ceasing land BEFORE YOU DIG disturbance It's fast.It's free.It's the law. LITTER,BUILDING MATERIAL AND LAND CLEARING WASTE PROJECT: (a) Perimeter dikes,swales, 7 None 1. Never bury or burn waste. Place litter and debris in approved waste containers. ditches,and perimeter slopes 2. Provide a sufficient number and size of waste containers(e.g dumpster,trash receptacle)on site to MASSEY (b) High Quality Water(HQW) contain construction and domestic wastes. None Zones 7 3. Locate waste containers at least 50 feet away from storm drain inlets and surface waters unless no other CHAPEL alternatives are reasonably available. If slopes are 10'or less in length and are EROSION 4. Locate waste containers on areas that do not receive substantial amounts of runoff from upland areas and (c) Slopes steeper than 3:1 7 not steeper than 2:1,14 days are CONTROL does not drain directly to a storm drain,stream or wetland. allowed 5. Cover waste containers at the end of each workday and before storm events or provide secondary CONCRETE WASHOUTS containment. Repair or replace damaged waste containers. -7 days for slopesgreater than 50'in length and 1. Do not discharge concrete or cement slurry from the site. Y P 9 6. Anchor all lightweight items in waste containers during times of high winds. with slopes steeper than 4:1 7. Empty waste containers as needed to prevent overflow. Clean up immediately if containers overflow. 2' Dispose of,or recycle settled,hardened concrete residue in accordance with local and state solid waste (d) Slopes 3:1 to 4:1 14 regulations and at an approved facility. -7 days for perimeter dikes,swales,ditches, 8. Dispose waste off-site at an approved disposal facility. 7926 MASSEY CHAPEL ROAD slopes and HQW Zones 3. Manage washout from mortar mixers in accordance with the above item and in addition place the mixer perimeterP 9. On business days,clean up and dispose of waste in designated waste containers. DURHAM,NC 27713 10 days for Falls Lake Watershed and associated materials on impervious barrier and within lot perimeter silt fence. 4. Install temporary concrete washouts per local requirements,where applicable. If an alternate method or -7 days for perimeter dikes,swales,ditches, product is to be used,contact your approval authority for review and approval. If local standard details are not PROJECT 4: C23004 perimeter slopes and HQW Zones DRAWN BY: JT (e) Areas with slopes flatter available,use one of the two types of temporary concrete washouts provided on this detail. REVIEWED BY: MAR 14 -10 days for Falls Lake Watershed unless there is zero PAINT AND OTHER LIQUID WASTE 1ST SUBMITTAL: 2023.09.13 than 4:1 1. Do not dump paint and other liquid waste into storm drains,streams or wetlands. 5. Do not use concrete washouts for dewatering or storing defective curb or sidewalk sections. Stormwater SCALE: AS NOTED slope accumulated within the washout may not be pumped into or discharged to the storm drain system or receiving - 2. Locate paint washouts at least 50 feet away from storm drain inlets and surface waters unless no other FOR REVIEW alternatives are reasonably available. surface waters. Liquid waste must be pumped out and removed from project. AND APPROVAL Note: After the permanent cessation of construction activities,any areas with temporary ground stabilization shall 3. Contain liquid wastes in a controlled area. 6. Locate washouts at least 50 feet from storm drain inlets and surface waters unless it can be shown that no other alternatives are reasonablyavailable. At a minimum,installinlet(s)closest PREPARED FOR: be converted to permanent ground stabilization as soon as practicable but in no case longer than 90 calendar days 4. Containment must be labeled,sized and placed appropriately for the needs of site. protection of storm drain after the last land disturbing activity. Temporary ground stabilization shall be maintained in a manner to render 5. Prevent the discharge of soaps,solvents,detergents and other liquid wastes from construction sites. to the washout which could receive spills or overflow. o the surface stable against accelerated erosion until permanent ground stabilization is achieved. 7. Locate washouts in an easily accessible area,on level ground and install a stone entrance pad in front of the washout. Additional controls may be required by the approving authority. 11011 72 GROUND STABILIZATION 8. Install at least one sign directing concrete trucks to the washout within the project limits. Post signage on SPECIFICATION $, Stabilize the ground sufficiently so that rain will not dislodge the soil. Use one of the techniques in the table the washout itself to identify this location.U below: 9. Remove leavings from the washout when at approximately 75%capacity to limit overflow events. GREENWOOD 2. PORTABLE TOILETS Replace the tarp,sand bags or other temporary structural components when no longer functional. When HOMES Temporary Stabilization Permanent Stabilization 1. Install portable toilets on levelground,at least 50 feet awayfrom storm drains,streams or wetlands unless ' •Temporary grass seed covered with straw or • Permanent grass seed covered with straw or utilizing alternative or proprietary products,follow manufacturer's instructions. there is no alternative reasonably available. If 50 foot offset is not attainable,provide relocation of portable 10. At the completion of the concrete work,remove remaining leavings and dispose of in an approved other mulches and tackifiers other mulches and tackifiers toilet behind silt fence or place on agravel pad and surround with sand bags. PREPARED BY: • Hydroseeding •Geotextile fabrics such as permanent soil g disposal facility. Fill pit,if applicable,and stabilize any disturbance caused by removal of washout. 2. Provide staking or anchoring of portable toilets during periods of high winds or in high foot traffic areas. • Rolled erosion control products with or reinforcement matting 3. Monitor portable toilets for leaking and properly dispose of any leaked material. Utilize a licensed sanitary 0. without temporary grass seed • Hydroseeding •Appropriately applied straw or other mulch •Shrubs or other permanent plantings covered waste hauler to remove leaking portable toilets and replace with properly operating unit. I . 72 • Plastic sheeting with mulch - • Uniform and evenly distributed ground cover sufficient to restrain erosion HERBICIDES,PESTICIDES AND RODENTICIDES o •Structural methods such as concrete,asphalt or 1. Store and apply herbicides,pesticides and rodenticides in accordance with label restrictions. 0 EARTHEN STOCKPILE MANAGEMENT retaining walls 2. Store herbicides,pesticides and rodenticides in their original containers with the label,which lists O • Rolled erosion control products with grass seed 1. Show stockpile locations on plans. Locate earthen-material stockpile areas at least 50 feet away from directions for use,ingredients and first aid steps in case of accidental poisoning. Underfoot storm drain inlets,sediment basins, sediment controls and surface waters unless it can be shown no n perimeter3. Do not store herbicides,pesticides and rodenticides in areas where flooding is possible or where they ENGINEERING other alternatives are reasonably available. may spill or leak into wells,stormwater drains,ground water or surface water. If a spill occurs,clean area 5 2. Protect stockpile with silt fence installed along toe of slope with a minimum offset of five feet from the 1149 EXECUTIVE CIRCLE POLYACRYLAMIDES(PAMS)AND immediately. CART,NC 27511 O FLOCCULANTS toe of stockpile. 4. Do not stockpile these materials onsite. NCBELS C3847 I NCBOLA C683 U 1. Select flocculants that are appropriate for the soils being exposed during construction,selecting from the 3. Provide stable stone access point when feasible. 4. Stabilize stockpile within the timeframesprovided on this sheet and in accordance with the approved plan SEALED: NC DWR List of Approved PAMS/Flocculants P PP P „,, 2. Apply flocculants at or before the inlets to Erosion and Sediment Control Measures. and any additional requirements. Soil stabilization is defined as vegetative,physical or chemical coverage HAZARDOUS AND TOXIC WASTE N'SN CA RO'',,; 3. Apply flocculants at the concentrations specified in the NC DWR List of Approved PAMS/Flocculants and in techniques that will restrain accelerated erosion on disturbed soils for temporary or permanent control needs. 'O.oeassfoti�iti': PP Y P pP 1. Create designated hazardous waste collection areas on-site. 45 9 Saccordance with the manufacturer's instructions. 2. Place hazardous waste containers under cover or in secondary containment. z 4. Provide ponding area for containment of treated Stormwater before discharging offsite. 040 6B r" 3. Do not store hazardous chemicals,drums or bagged materials directly on the ground. - °°°F040 68�i,,,, 5. Store flocculants in leak-proof containers that are kept under storm-resistant cover or surrounded by - - O°°°•°°°°°°° S secondary containment structures. Sq Ff Al RO "'1013.09.1> O SHEET: g NCG01 GROUND STABILIZATION AND MATERIALS HANDLING EFFECTIVE: 04/01/19 A NCGO1 U R 1 S 1 OF 2 PLAN REVISIONS 4 DATE REVISION BY 1 2023.09.21 DURCOMHAMMENTS COUNTY JT PART III PART III PART III - - SELF-INSPECTION,RECORDKEEPING AND SELF-INSPECTION,RECORDKEEPING AND SELF-INSPECTION,RECORDKEEPING AND REPORTING - - REPORTING REPORTING SECTION A:SELF-INSPECTION SECTION B:RECORDKEEPING SECTION C:REPORTING Self-inspections are required during normal business hours in accordance with the table below. When adverse 1. E&SC Plan Documentation 1. Occurrences that must be reported weather or site conditions would cause the safety of the inspection personnel to be in jeopardy,the inspection The approved E&SC plan as well as any approved deviation shall be kept on the site. The Permittees shall report the following occurrences: may be delayed until the next business day on which it is safe to perform the inspection. In addition,when a approved E&SC plan must be kept up-to-date throughout the coverage under this permit. (a) Visible sediment deposition in a stream or wetland. storm event of equal to or greater than 1.0 inch occurs outside of normal business hours,the self-inspection shall The following items pertaining to the E&SC plan shall be documented in the manner be performed upon the commencement of the next business day. Any time when inspections were delayed shall described: (b) Oil spills if: 811 e be noted in the Inspection Record. • They are 25 gallons or more, • They are less than 25 gallons but cannot be cleaned up within 24 hours, • They cause sheen on surface waters(regardless of volume),or KNOW BELOW Item to Document Documentation Requirements ALWAYYSS CALL 811 • They are within 100 feet of surface waters(regardless of volume). BEFORE YOU DIG Frequency (a) Each E&SC Measure has been installed Initial and date each E&SC Measure on a copy its fast.IPs Bee.Ifs the law. Inspect (during normal Inspection records must include: and does not significantly deviate from the of the approved E&SC Plan or complete,date business hours) g y pp p (a) Releases of hazardous substances in excess of reportable quantities under Section 311 of the Clean Water PROJECT: locations,dimensions and relative elevations and sign an inspection report that lists each (1)Rain gauge Daily Daily rainfall amounts. Act(Ref:40 CFR 110.3 and 40 CFR 117.3)or Section 102 of CERCLA(Ref:40 CFR 302.4)or maintained in If no daily rain gauge observations are made during weekend or shown on the approved E&SC Plan. E&SC Measure shown on the approved E&SC G.S.143-215.85. good working holiday periods, and no individual-day rainfall information is Plan. This documentation is required upon the (b) Anticipated bypasses and unanticipated bypasses. MASS EY order available,record the cumulative rain measurement for those un- initial installation of the E&SC Measures or if attended days (and this will determine if a site inspection is the E&SC Measures are modified after initial CHAPEL needed). Days on which no rainfall occurred shall be recorded as (c) Noncompliance with the conditions of this permit that may endanger health or the environment. "zero." The permittee may use another rain-monitoring device installation. EROSION approved by the Division. (b) A phase of grading has been completed. Initial and date a copy of the approved E&SC 2. Reporting Timeframes and Other Requirements CONTROL (2) E&SC At least once per 1. Identification of the measures inspected, Plan or complete,date and sign an inspection After a permittee becomes aware of an occurrence that must be reported,he shall contact the appropriate Measures 7 calendar days 2. Date and time of the inspection, report to indicate completion of the and within 24 3. Name of the person performing the inspection, Division regional office within the timeframes and in accordance with the other requirements listed below. hours of a rain 4. Indication of whether the measures were operating construction phase. Occurrences outside normal business hours may also be reported to the Division's Emergency Response personnel event>1.0 inch in properly, (c) Ground cover is located and installed Initial and date a copy of the approved E&SC at(800)662-7956,(800)858-0368 or(919)733-3300. 24 hours 5. Description of maintenance needs for the measure, in accordance with the approved E&SC Plan or complete,date and sign an inspection 6. Description,evidence,and date of corrective actions taken. 7926 MASSEY Plan. report to indicate compliance with approved DURHAM,Stormwater At least once per 1. Identification of the discharge outfalls inspected, NC NC27713 CHAPEL ROAD discharge 7 calendar days 2. Date and time of the inspection, ground cover specifications. outfalls(SDos) and within 24 3. Name of the person performing the inspection, (d) The maintenance and repair Complete,date and sign an inspection report. hours of a rain 4. Evidence of indicators of stormwater pollution such as oil requirements for all E&SC Measures PROJECT 4: C23004 event>1.0 inch in sheen,floating or suspended solids or discoloration, have been performed. REVIEWED BY: MAR 24 hours 5. Indication of visible sediment leaving the site, 1ST SUBMITTAL: 2023.09.13 6. Description,evidence,and date of corrective actions taken. (e) Corrective actions have been taken Initial and date a copy of the approved E&SC SCALE: AS NOTED (4)Perimeter of At least once per If visible sedimentation is found outside site limits,then a record to E&SC Measures. Plan or complete,date and sign an inspection FOR REVIEW site 7 calendar days of the following shall be made: report to indicate the completion of the and within 24 1. Actions taken to clean up or stabilize the sediment that has left AND APPROVAL hours of a rain the site limits, corrective action. Occurrence Reporting Timeframes(After Discover y)and Other Requirements PREPARED FOR: event>1.0 inch in 2. Description,evidence,and date of corrective actions taken,and (a)Visible sediment • Within 24 hours,an oral or electronic notification. 24 hours 3. An explanation as to the actions taken to control future deposition in a • Within 7 calendar days,a report that contains a description of the o releases. IS)Streams or At least once per If the stream or wetland has increased visible sedimentation or a 2.Additional Documentation stream or wetland sediment and actions taken to address the cause of the deposition. 72 wetlands onsite 7 calendar days stream has visible increased turbidity from the construction Division staff may waive the requirement for a written report on a In addition to the E&SC Plan documents above,the following items shall be kept on the site or offsite and within 24 activity,then a record of the following shall be made: case-by-case basis. w and available for agency inspectors at all times during normal business hours,unless the(where hours of a rain 1. Description,evidence and date of corrective actions taken,and • If the stream is named on the NC 303(d)list as impaired for sediment- i. accessible) event>1.0 inch in 2. Records of the required reports to the appropriate Division Division provides a site-specific exemption based on unique site conditions that make this related causes,the permittee may be required to perform additional GREENWOOD ooD 24 hours Regional Office per Part III,Section C,Item(2)(a)of this permit requirement not practical: monitoring,inspections or apply more stringent practices if staff HOMES of this permit. (6)Ground After each phase 1. The phase of grading(installation of perimeter E&SC determine that additional requirements are needed to assure compliance •2 stabilization of grading measures,clearing and grubbing,installation of storm (a) This general permit as well as the certificate of coverage,after it is received. with the federal or state impaired-waters conditions. measures drainage facilities,completion of all land-disturbing (b)Oil spills and • Within 24 hours,an oral or electronic notification. The notification PREPARED BY: 2 activity,construction or redevelopment,permanent (b) Records of inspections made during the previous 30 days. The permittee shall record the required release of shall include information about the date,time,nature,volume and a ground cover). observations on the Inspection Record Form provided by the Division or a similar inspection form that hazardous location of the spill or release. 2. Documentation that the required ground stabilization includes all the required elements.Use of electronically-available records in lieu of the requiredpaper substances per Item o measures have been provided within the required q y q IIItimeframe or an assurance that they will be provided as copies will be allowed if shown to provide equal access and utility as the hard-copy records. 1(b)-(c)above S soon as possible. (c)Anticipated • A report at least ten days before the date of the bypass,if possible. -- (c) All data used to complete the Notice of Intent and older inspection records shall be maintained for a period bypasses[40 CFR The report shall include an evaluation of the anticipated quality and NOTE:The rain inspection resets the required 7 calendar day inspection requirement. of three years after project completion and made available upon request . [40 CFR 122.41] 122.41 ] effect of the bypass. o (d)Unanticipated • Within 24 hours,an oral or electronic notification. bypasses[40 CFR • Within 7 calendar days,a report that includes an evaluation of the O 122.41(m)(3)] quality and effect of the bypass. underfoot n (e)Noncompliance • Within 24 hours,an oral or electronic notification. ENGINEERING with the conditions • Within 7 calendar days,a report that contains a description of the 1149 EXECUTIVE CIRCLE ✓ of this permit that noncompliance,and its causes;the period of noncompliance, CARY,NC 27511 26 b may endanger including exact dates and times,and if the noncompliance has not 919.576.9733 U health or the been corrected,the anticipated time noncompliance is expected to NCBELS C3847 NCBOLA C683 N environment[40 continue;and steps taken or planned to reduce,eliminate,and SEALED: 0,11111110,, g CFR 122.41(I)(7)] prevent reoccurrence of the noncompliance.[40 CFR 122.41(I)(6). `'" y,CARO",' U • Division staff may waive the requirement for a written report on a 'O`..,oFe°ssioti�iti case-by-case basis. °ate 9 z ° 040 68 r° ''''y'9FL...RO :0 20.23.09.21 O SHEET: g NCG01 SELF-INSPECTION RECORDKEEPING AND REPORTING EFFECTIVE: 04/01/19 A NCG01 U R 1 5 20F2 J