Loading...
HomeMy WebLinkAboutNCC242185_Site Plan or Location Map_20240719 w = L + d Rip Rap Outlet Protection drawn by FMW � GROUND STABILIZATION a a v checked MKR EXCEPTIONS Pie Rational VelOci reviewed MKR SITE AREA STABILIZATION Average DESCRIPTION TIME FRAME Outlet p � Stone NCDOT Apron Apron Apron Stone PERIMETER DIKES, 7DAYS NONE Diameter Flow Q,o Out Rip Rap Length Width Width Wa 60 30 0 60 120 180 SWALES�oPESHES& Structure da In. (CFS) CFS Diameter Class La ft W, Depth (in) HIGH QUALITY 7 DAYS NONE O ( ) ( ) (CFS) d50 (In.) ) (ft) (ft) date 3.21.2024 WATER ZONES SCALE 1"=60' ("QW) TSB1 4 0.17 4.06 A A 1.3 1.0 1.7 9 job no. 23.2919.01 SLOPESTHAN 3:1 PER 7DAYS IF SLOPES ARE 10' OR LESS IN LENGTH L O AND ARE NOT °STEEPER THAN 2:1, TEMPORARY DIVERSION BERM CALCULATIONS 14 DAYS ARC OQ" ALLOWED 7 � } ` �,-;> SLOPES 3-1 QR 14 DAYS 7DAYS F6R _ Fd. 1, FLATTER SLOPES GREATER Rip Rap d MIN. LINING �� �. THAN 50�IN LENGTH 50 BERM SIDE BOTTOM AREA TIME OF VELOCITY LININGREINFORCED SILT * DEPTH INTENSITY Q-CUMULATIVE WIDTH ` SECTION SLOPES WIDTH (AC) CONCENTRATION (FIS) TYPESITE O �\ FENCE OUTLET fa ALLOTHERAREAS 14DAYS NONE(EXCEPTFOR ( } (FT) o ❑ Sar ;t �� \ \ \� f' 1 I f� WITH SLOPESPERIMETERSS) O GRAVEL BERM dh FLATTER THAN4:1 HQWZONES) wl U n REINFORCED SILT_ Al 3:1,BA 2' 1 0.14 6.1 11 MINUTES 0.43 1.11 N/A NIA \ .r -� 1 w " 3d REINFORCED SILT - � W . FENCE OUTLET ++ 1 ( °� o FENCE OUTLET �� �.i GRAVEL CONSTRUCTION ENTRANCE -� W '+. Rip Rap Outlet Protection Plan Detail / _ :v A2 3:1,6:1 2' 1 0.39 6.8 8.5 MINUTES 1.76 2.84 5150 6 �y 'CONSTRUCTION LIMITS a A3 3:1,9:1 2' 1 0.60 6.5 9.5 MINUTES 3.71 3.09 S150 8 SILT FENCE CB ( " J r 47 �\ NOTES. I m � U �• B T�2' A4 3:1,8:1 2' 1 0.71 6.8 8.5 MINUTES 6.12 3.15 S150 9 N Z C 1. PROPERTY IS ZONED BP/CZ. N z co INLET"PROTECTION � s SILT FENCE ) DIVERSION BERM s„ 2. PROPERTY CONTAINS 16.75 ACRES. DIVERSION BERM - ) a > A5 3:1,9:1 2 1 0.85 6.7 8.5 MINUTES 2.85 2.60 S150 8 p 62� 3.) PROPERTY PIN 0409-91-7630. O Z 286'DB C 1 \ (D +86 / S 4.) PROPERTY IS RECORDED IN PLAT BOOK 150 W Lu O �, - \ OPE PAGE 68; A6 3:1,8:1 2' 1 O.fiB 6.8 8.5 MINUTES 5.16 3.60 5150 8 �•4, � > H [L VICINITYMAP - 251.5w �.,� LIJ CONSTRUCTION LIMITS ' _ 4 r \ � ` � •E'-' � (NOT T� SCALE) - +85 2+9 REINFORCED SILT TEMPORARY SKIMMER BASIN 3 TBS3 Cd A7 3:1,a:1 3' 1 0.73 s.7 8.5 MINUTES 7.61 3,93 S150 8 C 208'DB Al 2 ( ) Q O . p .. FENCE OUTLET \ DRAINAGE AREA-3.83 AC U NOTE:Parking lot cut&grading to act as �" 7V ['271 251.9 DISTURBED AREA=3.83 AC A8 3:1,8:1 3' 1 0.77 6.5 9.5 MINUTES 10.11 3.73 S150 11 TEMPORARY SKIMMER BASIN I (TSB 1) diversion during site development and utility / / 6 \ Q o ._ - ~s� \ 10 3.83AC x 0.5 x 6.8=> 13.02 CFS construction TYP �� :, .� n TIME OF CONCENTRATION=9.5 MINUTES DRAINAGE AREA =9.54 AC (TYP) `', /� � A9 3:1,8:1 4' 1.2 0.76 6.7 8.5 MINUTES 12.66 3.86 S150 11 DISTURBED AREA=9.54 AC REINFORCED SILT � i �,_ Y Q \ REQ. SURFACE AREA=4,232 S.F. 9.54AC x 0.5 x 6.8->32.44 CFS FENCE OUTLET +78 - - RE STORAGE VOLUME 6,894 C.F. a Q'° ?` DIVERSION BERM \ INLET PROTECTION Q A10 3:1,8:1 4' 1.2 2.31 6-5 9-5 MINUTES 20.17 3-24 S150 16 U TIME OF CONCENTRATION=9 MINUTES 249,0 � f: � �� \ -i PROVIDED SURFACE AREA-4,290 S.F. / 7. DIVERSION BERM PROVIDED STORAGE VOLUME-8,580 C.F. REQ. SURFACE AREA= 10,543 S.F. �� � , . �� 4 � Off` •� 61 3:1,8:1 2' 1 0.34 6.5 9.5 MINUTES 1.11 1.92 NIA NIA REQ. STORAGE VOLUME= 17,172 C.F. ^I Leo` �/ 9'DB A2 i 11 t1< -! i �' / ; O \ BASIN SIZE= 110' L x 39' W x 2' D PROVIDED SURFACE AREA- 1 BOTTOM ELEVATION=243.00 0,600 S.F. / WATTLE 50 PROVIDED STORAGE VOLUME=21,200 C.F. 'y / 4 ` \ TOP ELEVATION-246.50 B2 3:1,8:1 z 1 oso 6.5 9.5 MINUTES 3.06 2.54 S150 7 DIVERSION BERM ' _ B \ BASIN SIZE=200'L x 53'W x 2'D WEIR ELEVATION-245.00 ` r CONSTRUCTION I B3 3:1,8:1 3' 1.4 0.67 6.5 9.5 MINUTES 5.24 2.27 5150 9 BOTTOM ELEVATION=239.00 - �� 1 CON UCTION LIMITS \ , '. � WEIR SIZE=8 TOP ELEVATION=242.50 3+7 4 / _ �, 1+3 \ WEIR Q3o AT 1'DEPTH=22A CFS WEIR ELEVATION=241.00 a - lr B4 3:1.8:1 3' 1.4 0.79 6.5 9.5 MINUTES 7.81 2.56 S150 10 v 246.8 2 247.0 o �� SKIMMER SIZE-2 2 a N N WEIR SIZE= 14' r• � b I �' ERS] 53 ORIFACE SIZE- 11" r WEIR Qi"AT P DEPTH=39.2 CFS --- =S 120'DB A3 1 \� 4" PVC FROM SKIMMER - 150' @ 0.99%-TO B5 3:1,8:1 3' 1.4 0.60 6.5 9.5 MINUTES 9.76 2.72 S150 11 l `� � Structure -(130 ,�,� ' P � SKIMMER SIZE=3" IN E ` � EXIST G DROP INLET GRATE ORFFACE SIZE=2 1�" �1�I p` f `' Y ', '`_ \ IA \ Q INV• 4"PVC OUFI EI _2[}2.53 C1 3:1,8:1 2' 1 0.70 6.5 9.5 MINUTES 2.28 1.81 NIA NIA U_ V 4"PVC FROM SKIMMER-66'@ 0,30% - .--- ': 2 \ 33 B37 60 VE 554 3 BAFFLES SPACED AT 27.5'ON CENTER INV. 4"PVC OUTLET-237.80 - +73 , -. 133'DB C C2 3:1,8:1 3' 1 0.81 6.5 9.5 MINUTES 4.91 2.13 S150 9 • 2+59 / 249.5 INLET PROTECTION 3 BAFFLES SPACED AT 50.0 ON CENTER 5 tt \ / ` \ REINFORCED SILT 321 ` `^ \ ' - C3 3:1,8:1 3' 1,2 0.54 6.5 9.5 MINUTES 6.67 2.32 S150 10 ,. i / 0+0 REINFORCED SILT \ o ° FENCE OUTLET � _ \ 4z: 4J�' - ` C4 3:1,8:1 3' 1.4 0.38 6.5 9.5 MINUTES 2.96 1.86 N/A NIA O' O' 246.7� V FENCE OUTLET \ o 0 VE S 56 o z z \ j 3 s / �� C5 3. .1 2 1 0.53 6.5 9.5 MINUTES 1.72 1.75 NIA NIA N LU W P24r� 11 '` •, ( 259'DB A4 / NOTE: Parking lot cut&grading to act as �, 0- a- 77 � �1 a� _ \ / / �' \ diversion during site development and utility o 0 NOTE: Temporary skimmer basins to remain in I / tructure -(92) construction {TYP) � 4 place until drainage system is installed and parking . CONSTRUCTION SCHEDULE lot cut directs flaw to the catch basins and \ w ® 0+0 \�` V RSI ED B1 s associated inlet protection(Typical All Skimmers) ' �� 3 �� ° �i47.5 , ERIf 57 y As much as possible, the site will be rough graded in such a way so as to promote a controlled flow of runoff back to the proposed temporary skimmer basins TSSB-1, TSSB-2, and TSSB-3. The skimmer basins are located around o Y _ RIPRAP ;. 0+00 a B 0 \ B (+'�C, N the site in the natural low-lying areas. Diversion berms are to be installed to help direct site runoff into the OUTLET 24 .2 \' 6 ^ FF�'\ R ED REINFORCED SILT skimmer basins. Slope drains will be strategically used to cleanly divert runoff from some of the diversion berms / . FENCE OUTLET 1 into the temporary skimmer basins. All erosion control measures such as silt fence, construction entrances, TSB1 IZ D CB 1� � C%k , p rY 6P \ SKIMMER , ER ICE} E j - \ -- \ .y reinforced silt fence outlets, diversion berms, wattles, etc., are to be set in place during the initial construction of = cy ss HR 139 DB C4 \ the site following the construction schedule outlined below. All areas of the site are to be stabilized following a , ; -' 23 .22 j:\ `: 18\ \ \ � .-. \ tp 242.5 .10,D A10 B4 +77 , \ 1+3 NCDEQ guidelines with all areas of the site having permanent ground cover at the end of construction. The BAFFLES �\ r 247.6 \ 247.5 1 : anticipated construction schedule for the project site is as follows: � ��`- � � - ��._' �� o - �, =��. � � s „:-.0 . may -- •• � CONSTRUCTION LIMITS \ F\ IZED CB13 V SIZED 1 - \ - � '� CLEARING, GRUBBING&MASS GRADING '�����►��``` � +10 '' � DIVERSION BERM INLET PROTECTION` GENERAL EROSION CONTROL NOTES \ J 242.13 j r ' Y �� 1. Obtain all permits before beginning construction. 1. UNLESS OTHERWISE INDICATED,ALL VEGETATIVE AND STRUCTURAL WATTLE ' `� �` l / 2. Install gravel construction entrances at the locations shown then install all silt fences, reinforced outlets, and EROSION AND SEDIMENT CONTROL MEASURES SHALL BE CONSTRUCTED \ �, VAR C AND MAINTAINED IN ACCORDANCE WITH THE MINIMUM STANDARDS AND Q+� f34f '�:_.> �'% I / wattles around the perimeter of the construction area. Install gutter buddies on existing catch basins along \ \ f f / SPECIFICATIONS OF THE NORTH CAROLINA EROSION AND SEDIMENT ` 9 � `'�bV 31ZED CB10 / \ S�1 9�Bs6 - ` / Coalition Blvd. CONTROL HANDBOOK. ` ` . 5 -- X i INLET PROTECTION ' 1 5 < 199'DB C /� .+ r 3. Construct temporary skimmer basins, TSSBI, TSSB2, and TSSB3. Clear only enough area to permit the O 2. A COPY OF THE APPROVED EROSION AND SEDIMENT CONTROL PLAN AND '� PERMIT SHALL BE MAINTAINED ON THE SITE AT ALL TIMES. \` tructure - (169). / � / l / / installation of these skimmer basins. M 7-- 3. PRIOR TO COMMENCING LAND DISTURBING ACTIVITIES IN AREAS OTHER ,� � ��'` \ �/ , / - V _ � >� � 4. Conduct timber operations on the site, removing useable tunber. CO � THAN INDICATED ON THESE PLANS(INCLUDING,BUT NOT LIMITED TO J ., / DIVERSION BERM 3+24 °" \ /�� S MFi / /�e/y^ 5. Clear and / RIM 246.87 /.�� grub the site. Initially, clear and grub sufficient areas to allow for the installation of the temporary N OFF-SITE BORROW OR WASTE AREAS,STAGING OR STORAGE AREAS),THE � 176- / CONTRACTOR SHALL PREPARE AND SUBMIT A SUPPLEMENTARY EROSION `t VE B1 �/ GJ / 246.5 / // 67 �+ ®`" . CONSTRUCTION LIMITS skimmer basins and diversions berms. A grinder will be used to cut up remaining timber and stumps at the LO (D CONTROL PLAN TO THE OWNER FOR REVIEW AND TO NCDENR REGIONAL REINFORCED SILT �\ • , � NI P��L / // l�.. 7A oP �' site. Once the grinding work is completed and hauled off, the remaining topsoil will be stripped and (� 0 v OFFICE FOR APPROVAL. CONTRACTOR SHALL PAY ALL FEES REQUIRED ` 1+66 I \ // 3+3 F1 FENCE OUTLET �, V S� E C O + \� // 247 2 stockpiled for future use in the landscaping areas around the site. Q pp N AND SHALL INSTALL NECESSARY MEASURES AT NO SEPARATE PAYMENT. 243.4 ,+ 6. Provide temporary seeding& mulchingas necessaryto stabilize the outer perimeter of the site. O r, Z N THE CONTRACTOR SHALL PROVIDE THE OWNER AND THE ENGINEER A 4, 1 p D' rt COPY OF THE AMENDED PERMIT. DIVERSION BERM \ / \' \ / ,i �.� 7. Seed and mulch all completed diversion berms within 7 days of their completion. 4. THE CONTRACTOR IS RESPONSIBLE FOR INSTALLATION OF ANY T. (p�� / Dc�� /// \r / + / 8. Proceed with the mass grading of the site while maintaining all erosion control measures. � u ADDITIONAL EROSION CONTROL MEASURES NECESSARY TO PREVENT (LE 17 / , F g g g 5 es. - ' \ �1P� _. /omoorNvt2" / •�� �j After completion of the site grading activities, re-spread topsoil in designated areas and seed and mulch all m X � a7 � EROSION AND SEDIMENTATION AS DETERMINED BY EITHER NCDENR OR SILT FENCE t / / / z THE ENGINEER.ALL DISTURBED AREAS ARE TO DRAIN TO APPROVED ``\ 0+0 SLOPE \ \ \ \ � ! E� � disturbed areas not to be worked on further like slopes and landscaped areas and provide ground cover within 7 to ary, SEDIMENT CONTROL MEASURES AT ALL TIMES DURING LAND DISTURBING \ 9r DRAIN 246 \ i. \ \ �- � 248.0 ,. / / i 14 days per NPDES requirements. Im +a o ACTIVITIES AND DURING SITE DEVELOPMENT UNTIL FINAL STABILIZATION IS +� C .165� - !i �r � F C o ACHIEVED. \ 2+6z - ., BAFFLES \ �''�B '-' + O U z 5. ALL AREAS DISTURBED BY CONSTRUCTION UNLESS OTHERWISE IMPROVED NOTE: Parking lot cut&grading to act as f� A DIVERSION BERM ]+77 �` *o ��. to g SHALL BE SODDED OR SEEDED AS INDICATED AND STABILIZED. diversion during site development and utility \ �� \ 4� REINFORCED SILT SITE &UTILITY CONSTRUCTION a LL 0- J 6. DURING DEWATERING OPERATIONS,WATER SHALL BE PUMPED INTO AN 246.3 FENCE OUTLET APPROVED FILTERING DEVICE PRIOR TO DISCHARGE TO RECEIVING Construction (TYP) +� \ J �, \ ,�1 ~ OUTLET. \ , ` /// , 1. Start the sewer utility construction for the site to include the mains and laterals. 0 7. THE CONTRACTOR SHALL INSPECT ALL EROSION CONTROL MEASURES +� / \ \ fry LEGEND 2. Once the sewer utilities are installed, begin the storm drainage utilities to include the drainage pipes, catch +� W ` : S ZE C 6 EXISTING DROP INLET - ���. PERIODICALLY AND AFTER EACH RUNOFF-PRODUCING EVENT. ANY NOTE.: Diversion berms to remain in place , � i ° / nnA basins, drop inlets, roof drainage collection lines and all appurtenances. Z 71 NECESSARY REPAIRS OR CLEANUP TO MAINTAIN THE EFFECTIVENESS OF until parking lot Cut& grading 15 completed ` SKIMMER p g g g p t. t, NOTE: Parking lot cut&grading to act as GAS EXISTING GAS MAIN 3. As storm drainage structures are completed, install temporary inlet protection around them. Maintain all ❑ ' THE EROSION CONTROL DEVICES SHALL BE MADE IMMEDIATELY. i\ 3+60 _ \ B7" f ■► 8. ALL TEMPORARY EROSION CONTROL MEASURES SMALL BE REMOVED BY and directs flow to the drainage system , r� . ''�' diversion during site development and utility temporary inlet protection until paving begins. J 6 245.g V SI` �i , -SS -SS - EXISTING SEWER LINE p y p p g g CONTRACTOR ONCE STABILIZATION OR A SUFFICIENT GROUND COVER HAS (Typical All Diversion Berms) \ > \ ;+ construction{TYP} 4. Install water utilities throughout the site to include the water mains, the fire lines, fire hydrants and domestic W o ( ` \ INLET PROTECTION X B3 G�ONV �� �. ------ SETBACKS services. Once the water services are plumbed in the building, the FDC's will be run back out and installed in z BEEN ESTABLISHED OR AS DIRECTED BY THE ENGINEER. NO SEPARATE ---- p PAYMENT). NCDENR'S FINAL APPROVAL IS REQUIRED. / Poi \ / . ' C / / / z 9. TEMPORARY GRAVEL CONSTRUCTION ENTRANCE SHALL BE REQUIRED AT ` / / - - CONSTRUCTION LIMITS the parking lots where applicable. o REINFORCED SILT \ ,�� \\� Ln ALL CONSTRUCTION STAGING AREA ENTRANCES AND ALL CONSTRUCTION g, E V RSIZED C �\ s M" � 5. Install conduits for electric and irrigation use once the water utilities are completed. Start on the electrical W ACCESS LOCATIONS INTO NON-PAVED AREA. FENCE OUTLET t\ \O P[C�- \ ' `� \+ RIM25o4s / --x---x---x---x-- SILT FENCE cc 10. ALL DISTURBED AREA(S)AND PARTICULARLY EXPOSED SLOPES SHALL BE lltlhtle5. z SEEDED, FERTILIZED AND MULCHED TO ENSURE THAT GROUND COVER IS I -•-•• ---- ---»�� --«- -- EXISTING SURFACE CONTOURS 6. Fine grade the Site and prepare for the installation of the curb and gutter as o ` y 0 9V S ED C 2 7. Install the curb and utter around the site. Adjust catch basins as needed and tie the curb in to them. As PROVIDED WITHIN 14 CALENDAR DAYS, FOLLOWING COMPLETION OF ANY +68 I D , - TEMPORARY SKIMMER BASIN 2 (TSB2) PROPOSED MAJ SURFACE CONTOURS g f PHASE OF GRADING'PERMANENT GROUND COVER FOR ALL DISTURBED / i' _ f ` DRAINAGE AREA 3.30 AC grading continues, the parking and access areas will be lowered to sub grade and will create a diversion berm IW o AREA(S)WITHIN 15 WORKING DAYS OR 90 CALENDAR DAYS(WHICHEVER IS � 247.0 I 3• 246.7 � !-� PROPOSED MIN SURFACE CONTOURS N SHORTER)FOLLOWING COMPLETION OF CONSTRUCTION OR NOTE: Perimeter silt fence to remain in \� -. - .: � ` l/ DISTURBED AREA-3.30 AC - that will be used to direct runoff to the inlet protected site drainage system. As this occurs the dedicated N DEVELOPMENT- J REINFORCED SILT! Qio 3.30AC x 0.5 X 6.8 > 11.22 CFS UTILITY EASEMENTS diversion berms can be removed. lace until site is stabilized and/or runoff is 11. THE ANGLE FOR GRADED SLOPES AND FILLS SHALL BE NO GREATER THAN p \` _ / / /` FENCE OUTLET . IME OF CONCENTRATION-9.5 MINUTES 8. As the storm and curb and gutter are installed in areas of the site, it will be possible to remove the temporary THE ANGLE THAT CAN BE RETAINED BY VEGETATIVE COVER OR OTHER directed by curb &gutter to drainage inlets + ,: / / .1 / REINFORCED SILT FENCE OUTLET R / / r� /r REQ. SURFACE AREA-3,647 S.F. diversion berms and skimmer basins. Skimmer basins will need to remain in place until all contributing ADEQUATE EROSION CONTROL DEVICES OR STRUCTURES. IN ANY EVENT, with inlet protection(TYP) \ \- , /-� f f f/ / RE STORAGE VOLUME=5,940 C.F. Malik■ SLOPES LEFT EXPOSED WILL,WITHIN 14 CALENDAR DAYS OF COMPLETION f - / l/ Q' - CATCH BASIN WITH drainage areas are directed into the drainage system. Once these measures are removed, all non structural OF ANY PHASE OF GRADING, BE PLANED OR OTHERWISE PROVIDED WITH CONSTRUCTION LIMITS PROVIDED SURFACE AREA 3,690 S.F. �'- INLET PROTECTION areas should be graded back to final elevations and either seeded and mulched or landscaped with permanent TEMPORARY OR PERMANENT GROUND COVER,DEVICES,OR STRUCTURES \� � ' / - PROVIDED STORAGE VOLUME=7,380 C.F. SUFFICIENT TO RESTRAIN EROSION_ �� 'rr �� ✓ f/ , , , ground cover. 'j Z DIVERSION BERM ��� / / / BASIN SIZE=90 L x 4] W x 2 D 9. Install stone base in the drive and parking lot areas. 12. ALL EROSION AND SEDIMENTATION CONTROL MEASURES SHALL REMAIN IN \ 3 TEMPORARY DIVERSION p g PROPERTY OWNER / BOTTOM ELEVATION=244.00 a PLACE UNTIL NCDEQ HAS APPROVED THEIR REMOVAL. / ,/ ilk ! BERM 10. Fine grade the stone base. 2 0 13. ALL EROSION AND SEDIMENTATION CONTROL MEASURES SHALL BE BUILT \ i / /, ���� // TOP ELEVATION=247.50 11. It is anticipated the building construction will take place as the stone base is placed in areas of the site. The W AND MAINTAINED IN ACCORDANCE WITH ALL APPLICABLE DETAILS, J E RRY TRUON G CONSTRUCTION �� SILT FENCE WEIR ELEVATION-246.00 QfmEag WATTLES SPECIFICATIONS AND THE EROSION CONTROL NARRATIVE. LIMITS �� '�/� ��' WEIR SIZE 8' initial building construction will include the necessary structural piers for foundation support, the running of nr - SCaIB .N1A M 14. CONSTRUCTION DETAILS FOR ANY EROSION CONTROL MEASURES NOT X� � �r �,, i , ? - '%' •�; TEMPORARY various utilitylines under the slab and the construction of the buildin slab itself. Once the Slab i5 In lace COALITION PLAZA, LLC. / WEIR Qio AT 1 DEPTH=22.4 CFS " _ '; CONSTRUCTION ENTRANCE g p 1=60 U SHOWN ON THIS SHEET SEE SHEETS x�✓ and there is sufficient stone base for la down areas,vertical construction will begin. 15. THE EROSION CONTROL NARRATIVE AND THE CONSTRUCTION SCHEDULE �� SKIMMER SIZE=2 PROPOSED BUILDINGS 12. Pave the access drives and parking lot areas. g 910-491 -4399 '- p g Field Book No_ CONTAINED 1N THE EROSION CONTROL NARRATIVE ARE CONSIDERED TO q-^� ' = 13�� _, �� /,; l� ORIFACE SIZE- 1 16 13. Backfill behind all curbing with topsoil, grade, seed and mulch or landscape. 8418 Q BE A PART OF THIS PLAN AND SHOULD BE ON SITE DURING ALL HIGH POINT �'� h�� 4" PVC FROM SKI MIFR-86' 0.50%-TO b p ' CONSTRUCTION ACTIVITIES. 2543 RAVEN H I LL DRIVE, SUITE C \\� f� r' EXISTING DROP INLET GRATE 14. Seed and mulch all remaining disturbed areas to establish permanent ground cover. SHEET a 16. TEMPORARY SKIMMER BASINS ARE TO REMAIN IN PLACE UNTIL THE SITE IS ` �/ �'✓�Q SITE AREA. 17.21 ACRES15. Final Inspection and closeout with NCDE upon establishment of permanent roundcover and construction STABILIZED WITH GROUND COVER OR CONSTRUCTION HAS PROGRESSED FAYETTEVI LLE, NC 28303 �� /ih- INV.4" PVC OUTLET-243.57 P Q p p g EC2 OF N TO THE POINT THAT THEY CAN BE REMOVED IN LIEU OF OTHER MEASURES. \ �`/� �, D I STRU B ED AREA. 17.21 ACRES 3 BAFFLES SPACED AT 22.5'ON CENTER completion. o v Site Construction and Drainage Erosion and Sediment Control Plan i�