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HomeMy WebLinkAboutNCC230522_Site Plan or Location Map_20230224/ i _ SS -!SS \_7798� 1 _ J -Ar 4785-\\\- Zl- CIS SLIMIT OF DISTURBANCE (TYP.)/ / _ o \ / /S/ / 7- lb / / - - / 1 4-' r _ - PROP.SILT FENCE SO,\�� STONE OUTLET (TYP.) jb -- / F F / -I' / / \ / \ / " CFip ROE LTD SUBDIVISION / j / /l / PB 75 PG 7 l N/ 700, SS / LOT 1-D / /� 4 / ///� TEMP. 18"CULVERTlac"/ If FA)/ / / / / // - / / / TEMPORARY DIVERSION DITCH (TD-1) CD _ \07)F� o,r>� // // / r // / ^�/� 1 / / I-, c � / / PROP DOUBLE ROW SILT - / / / / / ,�� cb o � FENCE WITH HOG WIRE /// //'// // / // r-� j 10) 0\ � BACKING (TYP.) / / / )If fl If lb / P OP.STONE RING (TYP.) / / I TEMPORARY CONSTRUCTION / p 00 �I ENSURE OUTLET / / / // / / / ENTRANCE I / � / DRAINAGE REMAINS ON / / - / /�8.00' / CLEAN ROCK UNTIL / // / / / / / / // / I I // // // / / / // / / // / / / / / LIMIT C OFF SITE / / / / v> PROP. SLOPE DRAIN / / / / / / / / / / / (TYP.) r�M ^ ^ / / SD-1 / // / / I / / // / // / / // / / // / / / / / / / / PROF SILT FENCE STONE 11 OUTLET / / / / / / / / / I I / / / / / TOTAL DENUDED // POROUS BAFFLE (TYP.) AREA: 2.00 AC / / SK-1 ( PROP. SKIMMER BASIN / / ` / / / / / TOTAL DRAINAGE / \ \I I 1 // // / // J / AREA: 2.41 AC / / If If / I / / / PROP. SLOPE DRAIN ® I / / I (/ // I " / / / / SD-2 4. x4 x6.. ANTI ^ I I I I I w I / / SEEP COLLAR/ / / / ^ I I I IM \ / \ TEMPORARY STOCKPILE LOCATION cp N co SKIMMER I o w 1 I n PROP. SINGLE ROW SILT FENCE I d / I WI HOG WIRE BACKING (TYP.) k I o COco LIMIT OF DISTURBANCE (TYP.) ^�iZ`bry o / 00 I I I o / �b� � / �� �i o �i I STRAW WATTLE (25' SPACING) (TYP.) ' / 9r I I \ I TEMPORARY DIVERSION \ 1 I 1 I \ I I I I DITCH (TD-2) 10' EMERGENCY SPILLWAY 1 I // / � I 1 I I I I I I I So _ S _ / _' �, / / / / / / / / j / I 1 I / \ I ^�DO o�4�S0so �/ -ram-/INII ��x / x� x x�x I x I -I // ✓' / I I \ / �o� �SD SD / / / ' S xTT�JL \ \ / O / I /\oO z Nco / / / 0 / N �� a \ °-�-5�� LIMIT OF DISTURBANCE (TYP.) - - - -/- - - - / < /Zzz _ _ / / / / ^� o �/ / / / 0 / ^' rn 1 I I 1 I I 1 I PROP.SINGLE ROW SILT \ \ / / / ^° o 0 rn o N �I Ln o FENCE WITH HOG WIRE o > 1 rn 0) m 0 0) 0 0 0 0 0 0 0 N m m 400 m CoN co BACKING (TYP.) / / 1 /7�-=--1--/--/`-� ---�--/----aJ sue- / / / / / / NI SOVA R���'� RD FOREST Rif) GEF RD SUNRIDGE PLACE SUBDIVISION PB 36 PG 45 PB40PG91 COS � �/-� v _ TOTAL DRAINAGE AREA (TYP.) \ F DISTURBANCE ERTY BOUNDARY - - -\ / LOT 1-A \ r / / I / I I / / 1 / / THE PROP. CONSTRUCTION IS FOR THE CONSTRUCTION OF THE DAYCARE FACILITY AND ASSOCIATED OFFSITE ROAD IMPROVEMENTS REQUIRED BY THE TIA. THE SITE TO BE DEVELOPED IS APPROXIMATELY 2.41 ACRES WITH A PROPOSED DISTURBED AREA OF 2.00 ACRES. OFFSITE ROAD IMPROVEMENTS ARE TO BE DEVELOPED ON APPROXIMATELY 0.30 ACRES WITH A PROPOSED DISTURBED AREA OF 0.25 ACES THE SITE IS LEVEL TOPOGRAPHY WITH SOILS ON SITE BEING CLASSIFIED AS: SYMBOL NAME HYDROLOGIC GROUP UmF UDORTHENTS, URBAN LAND COMPLEX C UdE UDORTHENTS, LOAMY C ANY SOILS LEAVING OR ENTERING THE SITE WILL NEED TO BE DELIVERED TO OR RECEIVED FROM A SITE WITH AN APPROVED EROSION AND SEDIMENT CONTROL PLAN. THE SCOPE OF WORK WILL INCLUDE INSTALLATION OF EROSION CONTROL MEASURES, CLEARING AND GRUBBING, FINE GRADING, UTILITY CONSTRUCTION, STORM DRAINAGE, AND PAVING. ALL AREAS DETERMINED BY AUTOCAD. DOWNSTREAM RECEIVING WATER IS LAKE NORMAN THIS SITE IS IN ZONE X PER FEMA FLOOD MAP COMMUNITY PANEL NUMBER: 3710466700J. CONSTRUCTION SEQUENCE: PHASE 1 1. OBTAIN GRADING/EROSION CONTROL PLAN APPROVAL FROM IREDELL COUNTY. 2. FLAG WORK LIMITS TO PREVENT UNNECESSARY CLEARING AND STRIPPING. STAKE DISTURBED AREA PRIOR TO PRE -CONSTRUCTION MEETING. 3. SET UP PRE -CONSTRUCTION MEETING WITH IREDELL COUNTY INSPECTOR PRIOR TO COMMENCEMENT OF ANY GRADING OR CLEARING. 4. DEMO SITE PER DEMOLITION PLAN SHEET C1.1 5. CLEAR ONLY WHAT IS NECESSARY TO INSTALL CONSTRUCTION ENTRANCE, SKIMMER BASIN, TEMPORARY DIVERSION DITCHES, SILT FENCE, AND SILT FENCE OUTLETS. 6. INSTALL SILT FENCE/SILT FENCE OUTLETS. 7. INSTALL SKIMMER BASIN. INSTALL DIVERSION DITCHES AND WATTLES. 8. CALL IREDELL COUNTY INSPECTOR FOR 1ST INSPECTION OF ALL EROSION CONTROL MEASURES. ONCE SITE MEASURES PASS INSPECTION AND A GRADING PERMIT IS RECEIVED PROCEED WITH SITE CLEARING AND GRUBBING. 9. CLEAR AND GRUB THE SITE. 10. DO NOT EXCEED FLAGGED LIMITS OF DISTURBANCE. ANY VARIANCE FROM APPROVED PLANS WILL REQUIRE SUBMITTAL OR REVISED PLANS TO IREDELL COUNTY AND SUBSEQUENT APPROVAL BEFORE PROCEEDING WITH THE WORK. 11. REFER TO EROSION AND SEDIMENT CONTROL PLAN PHASE 2 FOR CONSTRUCTION SEQUENCE AFTER PHASE 1 IS COMPLETED. 12. NO EROSION CONTROL MEASURES IN EITHER PHASE 1 OR 2 SHOULD BE REMOVED UNTIL THE AREAS DRAINING TO SUCH MEASURES HAVE BEEN STABILIZED AND PERMISSION RECEIVED FROM IREDELL COUNTY_ 776 776 I TE MAINTENANCE PLAN: U E C O O U C,O 0 o z EN 0 N m a Y 'T N N Q J LO N V W (03 k k� II NO SCALE THE FOLLOWING MAINTENANCE PLAN SHALL BE FOLLOWED UNTIL THE SITE IS COMPLETELY STABILIZED AFTER CONSTRUCTION. DURING CONSTRUCTION THE CONTRACTOR SHALL BE RESPONSIBLE FOR INSPECTION AND MAINTENANCE OF ALL EROSION AND SEDIMENT CONTROL STRUCTURES. 1. ALL EROSION CONTROL MEASURES SHALL BE CHECKED FOR STABILITY AND OPERATION FOLLOWING ANY RAINFALL PRODUCING RUNOFF AND AT LEAST ONCE EVERY WEEK. ANY NEEDED REPAIRS SHALL BE MADE IMMEDIATELY SO THAT ALL EROSION CONTROL MEASURES ARE MAINTAINED AS DESIGNED. 2. ALL SEEDED AREAS WILL BE FERTILIZED, RESEEDED AS NECESSARY, AND MULCHED IN ACCORDANCE WITH THE SEEDING SPECIFICATIONS IN ORDER TO MAINTAIN A DENSE VEGETATIVE COVER. 3. SEDIMENT DEPOSITS SHALL BE REMOVED FROM SEDIMENT FENCE AFTER EACH STORM EVENT OR SEDIMENT FENCE SHOULD BE REPLACED. THEY MUST BE REMOVED WHEN DEPOSITS REACH APPROXIMATELY HALF THE HEIGHT OF THE BARRIER. ANY SEDIMENT DEPOSITS REMAINING IN PLACE AFTER THE SEDIMENT FENCE IS REMOVED SHALL BE DRESSED TO CONFORM TO THE EXISTING GRADE, PREPARED AND SEEDED. 4. SEDIMENT BASINS SHALL BE CLEANED OUT WHEN THE LEVEL OF SEDIMENT REACHES THE MID -DEPTH POINT BELOW THE WEIR ELEVATION. WASHED STONE SHALL BE CLEANED OR REPLACED WHEN THE SEDIMENT BASIN NO LONGER DRAINS PROPERLY. 5. GROUND COVER SHALL BE ESTABLISHED ON EXPOSED SLOPES PER THE NEW STABILIZATION TIMEFRAME TABLE ON SHEET C6.3. 6. SEDIMENT DEPOSITS SHALL BE REMOVED FROM TEMPORARY CHECK DAMS AND/OR WATTLES AFTER EACH STORM EVENT. STONE FACING SHALL BE CLEANED OF CONTAMINATED STONE AND REPLACED WITH CLEAN WASHED STONE. EROSION CONTROL NOTES: 1. ON -SITE BURIAL PIT LOCATIONS MUST BE DOCUMENTED ON FINAL PLAT. 2. GRADING MORE THAN ONE ACRE WITHOUT AN APPROVED EROSION CONTROL PLAN IS A VIOLATION OF THE STATE EROSION CONTROL ORDINANCE AND IS SUBJECT TO A FINE. 3. NO MORE THAN 20 ACRES TO BE DISTURBED AT ONE TIME. 4. STABILIZATION IS THE BEST FORM OF EROSION CONTROL. TEMPORARY SEEDING IS NECESSARY TO ACHIEVE EROSION CONTROL ON LARGE DENUDED AREAS AND ESPECIALLY WHEN SPECIFICALLY REQUIRED AS PART OF THE CONSTRUCTION SEQUENCE SHOWN ON THE PLAN. 5. ALL AREAS ARE TO BE SEEDED AND MULCHED PER THE NEW STABILIZATION TIMEFRAME TABLE ON SHEET C-3.2. 6. ADDITIONAL MEASURES TO CONTROL EROSION AND SEDIMENT MAY BE REQUIRED BY A REPRESENTATIVE OF THE STATE. 7. MAXIMUM TEMPORARY GRADED SLOPES ARE 2:1. WHEN STEEPER SLOPES MUST BE USED, PLANS SHALL BE SEALED BY A GEOTECHNICAL ENGINEER FOR SLOPE STABILITY AND FINAL SURFACE STABILIZATION. 8. ALL WORK IMPACTING STREAMS MUST HAVE APPROPRIATE NCDENR-DWQ AND U.S.A.C.E. (401/404) PERMITS. 9. ALL FLOW FROM PERMANENT / TEMPORARY DITCHES SHOULD BE DIRECTED TOWARDS SEDIMENT TRAPS UNTIL SITE IS COMPLETELY STABILIZED. 10. ALL PERMANENT SLOPES STEEPER THAN 3:1 SHALL HAVE EROSION CONTROL MAT EQUIVALENT TO NORTH AMERICAN GREEN SC75. 11. DE -WATERING OF THE WORK AREA DIRECTLY INTO A STREAM, CREEK, WETLAND, ETC. IS PROHIBITED. 10. ANY OFF -SITE BORROW OR SPOIL SITE USED DURING CONSTRUCTION SHALL HAVE AN APPROVED EROSION CONTROL PLAN. LEGEND 0A X X X X o= zA oz "m m N 0 O � =° o • SK-# EXISTING CONTOUR PROP.CONTOUR DRAINAGE BOUNDARY LIMIT OF DISTURBANCE PROP.SILT FENCE PROP.SILT FENCE STONE OUTLET PROP.WATTLE PROP.INLET PROTECTION TEMPORARY DIVERSION DITCH POROUS BAFFLE SKIMMER BASIN ��11111111/ICI C ARD,`I �9 LICENSE NO.- F- 1407 R SEAL = 04321 oo //lllll►1\\ 12/07/2022 m ccn U) F_ z w O U z 0 F_ w w a z O w U) U) N CN W N o 00 O z r J O Z O V Z O U) O w W CU W Z J W J J ` W N ' J W J 0 �W/ > I.L ♦^ O W OW EO Lo Om� J "00 OZN OJ0 _ Z U Y / J N m CD Z 0 Q2 Q � Z Q � Q O� m V U Q PROJECT INFORMATION s 1 PROJECT MANAGER: AL GRAPHIC SCALE I , DESIGNED BY: SA 30' 0 15' 30' 60' 120' 1) CONTRACTOR IS FULLY RESPONSIBLE FOR CONTACTING DRAWN BY: SIB APPROPRIATE PARTIES AND ASSURING THAT EXISTING UTILITIES ARE LOCATED PRIOR TO BEGINNING CONSTRUCTION. PROJECT NUMBER: KM51 .400 2) CONTRACTOR IS RESPONSIBLE FOR PLACING BARRICADES USING ORIGINAL DATE: 11/18/2022 ( IN FEET) FLAG MEN, ETC., AS NECESSARY TO INSURE SAFETY. 1 INCH = 30 FT. 3) ALL PAVEMENT CUTS, CONCRETE OR ASPHALT, ARE TO BE SHEET: REPLACED ACCORDING TO STANDARDS OF THE NORTH CAROLINA C6.0 DEPARTMENT OF TRANSPORTATION AND LOCAL MUNICIPALITIES. 4) SHORING WILL BE ACCORDING TO OSHA TRENCHING STANDARDS PART 1926 SUBPART P, OR AS AMENDED.