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HomeMy WebLinkAbout0403_AnsonLF_Erosion_20000601Y�IIIIIIi��NI�II�I�rIIVIVVIYII�IIYIIIIIYIII�III��uIIIIUIN�IIIYI��IIIIIUIVII�IVlllllllllll�ll�l'�IIIII Permit: 04-03 Name: Anson County Sanitary Landfill, Erosion & Sedi. County: Anson Shipped Date: Box: SW-11-029 Document Type: Other (0) Document Date: 6/1/2000 Division: Waste Management (WM) Sub -Division: Solid Waste (SW) Document Category: Facility (F) Document Group: Authorization or Permit (P) Description: Map: . Maps in Roll: • • �, ,�,WA o &wo ..GRASS LINED CHANNEL 11 •� • it.•Ai:.;r:+:.ve*+,:Y;f'+;.��t. �v;:rrtK�Yc1P'RIPRAP LINED CHANNEL ` ' ` ' r • • \ ;��SEDIMENT TRAP LIMIT OF EARTH DISTURBANCE �� • _ELI 4-1 .� ,SILT FENCE AM .t Tit,• Y � r �� `"`'�.�i..,tiE• r , \� 3• nw OEM ��� • 11 Y }ukiil� •� �� j I IN OR _ , - `` ' = � ■ I I � 1 .�� ��1 HANNEL 5 4 y`• i - -- • • I iV SSG "I 325 � 1 o I N = BASE MAP, WITH 10 FOOT 'CONTOURS; DEVELOPED FROM 'A a DIGITIZED- PLAN,,'WITH 2v' 4, "'AND '15 FOOT' CONTOUR: INTERVALS, .• PREPARED BY;TALLAMY, VAN:, KUREN GERTIS; & ASSOCIATES. OF LANSE, PA.,. MAPPING : COMPILED BY STEREOPHOTOGRAMMETRIC a METHODS. w ELEVATIONS' REFERENCED,-. TO N.QV.D U HORIZONTAL 'GRID IS j NORTH CAROLINA ' STATE PLANE COORDINATE COORDINATE SYSTEM, 1983 ADJUSTMENT. loop / SCALE OTES: 1. THIS PLAN DEPICTS THE E/S CONTROLS TO DEVELOP AND CONTROL SURFACE .WATER AT THIS SITE. REFER TO FIGURE NOS. 4 AND 5 FOR SOIL EROSION AND SEDIMENTATION CONTROL DETAILS. FIGURE NO. 5 PROVIDES THE CONSTRUCTION .SCHEDULE AND MAINTENANCE PLAN TO LEVEL -OP AND•_.�..MAINTAIN THE SITE . UNTIL---THE-.ENTIRE -AREA 4S-, --PERlu(ANENTLI� STKBILIZED. -- �- 2.. E/S CONTROLS MUST BE CONSTRUCTED AND FUNCTIONAL PRIOR TO DISTURBING ANY TRIBUTARY AREAS TO THESE E/S CONTROLS. 3. THE ,AREA WITHIN THE LIMIT OF EARTH DISTURBANCE IS APPROXIMATELY 14.3 ACRES. 4. AFTER FINAL SITE STABILIZATION HAS BEEN ACHIEVED, EMPORARY E/S CONTROLS MUST BE REMOVED. AREAS D URBED' DURING REMOVAL OF THESE CONTROLS MUST BE PERMMENTLY REVEGETATED IMMEDIATELY. 5. THE CHANNELS WILL REMAIN IN -PLACE AFTER THE SITE IS STABILIZED • FOR STORMWATER CONTROL. THE SEDIMENT i TRAPS WILL REMAIN IN -PLACE UNTIL THE SITE IS STABILIZED AND WILL THEN BE REMOVED. 6. ALL. ,SITE SAFEIY IS THE RESPONSIBILITY OF THE CONTRACTOR. THE CONTRACTOR SHALL COMPLY WITH ALL TERMS AND CONDITIONS OF THE CONSTRUCTION DOCUMENTS INCLUDING, BUT NOT LIMITED 70, ALL OCCUPATIONAL SAFETY AND HEALTH ADMINISTRATION OSHA , AND ALL OTHER LOCAL, STATE, AND FEDERAL` MULES D EGULATIONS REGARDING SAFETY AS THEY RELATE TO ALL: CONSTRUCTION ACTMTIES ON SITE AS PRESENTED ON THESE PLANS. REV. DATE DESCRIPTION P.M. I ALMES & ASSOCIATE INC. L CONSULTING ENGINEERS IN BECKLEY, WV PITTSBURGH. PA RALEIGH. NC 304-255-0491 412-327-5200 919-319-1187 SITE . PLAN (SHEET 2 OF 2) EROSION AND SEDIMENTATION CONTROL PLAN i Prepared For i ANSON COUNTY SANITARY LANDFILL ANSON COUNTY, NORTH CAROLINA CAD BY CRK 11/07/97 PROJECT NO. FIGURE NO. 3 R97-875-686 CHECKED BY 1/ Zvi 200 FEET APPROVED BY DRAWING NO. 97-875—E6 TOP EL. 292.00 TRASH RACK AND 24" ANTI —VORTEX DEVICE_ 0 BCCMP 0 PERFORATED 0 RISER, 16 GAGE WITH O 2_2/3" X 1 /2" CORRUGATIONS — 0 EL. N 291.00 0 ! I t k, 0.75"0 HOLES (4 PER ROW ® 90° C—C) , 24" O BCCMP OUTLET BARREL POURED INVERT 16 GAGE 2-2/3" X 1 /2" EMBEDDED CORRUGATIONS 67 INV. EL. 290.00 CONCRETE :BOTTOM PAD EL. N 288.5 L=W^ 3' (a�PERFORATED RISER PIPE N.T.S. GAGE C 7AL PIPE PLAN D=36" :::::: N 13» ................................................ ..... .......... ............ ..... N 24'0 RISER CONCENTRIC TRASH RACK AND ANTI - N.T.S. 0� VORTEX DEVICE EMERGENCY SPILLWAY CONTROL SECTION N.T.S ` AS -BUILT EMERGENCY SPILLWAY DIMENSIONS ITEM DIMENSION CREST EL. 294.5 B (FT.) 15' N (FT.) 2.5' CONTROL SECTION SLOPE (X) 0°03 CULVERT OR CHANNEL INLET- \ oU00o0 00 op p0 00 0 �000 0000��00 Wf Wi 0 00 0O0 00000 00 (DO �� 00 00 - �0 FLOW IS OVERLAND -••-- L �- APRON 5 (REFER TO CULVERT SCHEDULE THIS SHEET) N.T.S AS -BUILT APRON DIMENSIONS ITEM APRON NO. 1 L 19.5' Wi 3' Wf " 19.5' D50 OUTLET EL. 297' .I 42" HIGH (MIN.) 18' MAX CjC HARDWOOD STAKES NOTE: STAKED STRAW BALES MAY BE USED IN PLACE OF REINFORCED WIRE MESH (POLYPROPOLENE OR 14 GAUGE STEEL) TO SUPPORT FABRIC. 30" MIN HEIGHT OF FILTER FABRIC ABOVE GROUND SURFACE GF� ISOMETRIC VIEW 42" HIGH (MIN.) HARDWOOD ANCHORING POST (8' MAX. C/C) —� EXISTING GROUND SURFACE (TYP) — 30" EXTEND FILTER FABRIC 12" (MIN.) kVATED TRENCH AS SHOWN COMPACTED SOIL BACKFILL DETAIL 999 FILTER FABRIC N.T.S. (30" MIN.) —3. 1 GUY WIRE (10 GAUGE MIN.) COMPACTED BACKFILL SOIL n�QFc:T10N OF I' _ '\— 1" X 1" X 12" STAKES 2" (MIN.) SEE DETAIL "A' FOR if FABRIC TOE ANCHORING DETAIL ELEVATION SILT FENCE DETAIL N.T.S REV. DATE DESCRIPTION P.M. ALMES & ASSOCIATES, INC. CONSULTING ENGINEERS BECKLEY, WV PITTSBURGH, PA RALEIGH, NC 304-255-0491 412-327-5200 919-319-1187 SEDIMENTATION BASIN DETAILS EROSION AND SEDIMENTATION CONTROL PLAN Prepared For ANSON COUNTY SANITARY LANDFILL ANSON COUNTY, NORTH CAROLINA CAD BY CRK 11/11/97 PROJECT NO. FIGURE 5 CHECKED BY R97-875-686 / �, �� APPROVED By./tK Q DRAWING NO. 97-875—E7 TABLE ..2 j MAINTENANCE PLAN Feature Inspection Frequency Maintenance TABLE 1 CONSTRUCTION SCHEDULE bonstruction Entrance Weekly and after all runoff events (minimum Remove any sediment at the surface of the weekly). stone construction entrance to prevent soil I . ... The followm ., is the antics ated se uential order of co st u tio.. activities.._�r.htch. _will.._.take..- _, -- 4..,.__._ ......�- --_ : from tracking onto.-U.S. Route 74. __ ..._._.,.. .. - �._ lace to develo the Entrance Road at the Anson Count Bonita Landfill. P y ry . -- Silt Fence _.- - _ - - - -- - - - -- Weekly and after all runoff events (minimum - Repair any eroded channels) beneath the silt weekly) until upslope areas are stabilized fence or sags or collapses in the silt fence INSTALL SOIL AND SEDIMENTATION CONTROLS (when there is at least a uniform, 70 due to runoff flowing over the top by -EROSION percent vegetative cover established over the providing stone filter outlets. Remove any Install soil erosion and sedimentation controls prior to grading or earthmoving activities entire project area). sediment from behind the silt fence when it accumulates to 1 /3 to 1 /2 of the fabric ment of the entrance road at the Anson Count Landfill. associated with the development y height. f - i 1. Obtain erosion and sedimentation control plan approval. Proposed Channels Weekly and after all runoff events (minimum Remove sediment/debris as necessary to weekly), until the grass -lined ditches and maintain total design depth. 2. Clearly delineate in the field the limits of earth disturbance and the buffer r upslope areas are stabilized (when there is at least a uniform, 70 percent vegetative area to develop the entrance road. cover established over the entire project 3. Hold a preconstruction conference at least one week prior to beginning area). construction. Vegetation Weekly and after all runoff events (minimum Seeding, fertilizing, and mulching as required. weekly), until stabilized (when there is at (Refer to Table 3 on this Drawing.) 4. Install the temporary gravel Construction Entrance/Exit. least a uniform, 70 percent vegetative cover established over the entire project area). 5. Clear and grub to install the necessary erosion and sedimentation controls. Dust Minimum weekly. Add moisture, vegetate, or apply mulch to 6. Install the Sediment Basin. open bare areas during dry periods. 7. Install Sedimentation Traps 1 through 3. Temporary Control Weekly and after all runoff events (minimum Remove sediment/debris and perform repair i Measures and Facilities weekly), until stabilized (when there is at as necessary (within 24 hours) to conform 8. Install Channels 1 through 10. least a uniform, 70 percent vegetative cover with installation specifications. established over the entire project area). 9. Clear and grub areas for the entrance road. j GRADING 10. Grade area for parking lot and site road (Excavate and fill and compact as F f necessary). 11. Place asphalt on the appropriate portion of the entrance road and gravel on the remaining portion. 51 MIN. ( ) 12. Clear and grub area for the construction of the administration building. 1.5' 13. Grade the area for the construction of the administration building. 0 14. Construct the administration building. O N O 0 O 15. Permanently stabilize (when there is at least a uniform, 70 percent, vegetative cover established over the entire project area) all the disturbed areas which will not receive asphalt or gravel or be covered by a building. 16. Clear and grub area for the recycling building. 17. Grade the area for the construction of the recycling building. 18. Construct the recycling building. 19. Permanently stabilize (when there is at least a uniform, 70 percent vegetative cover established over the entire project area). All disturbed areas which will not receive asphalt of gravel of be covered by a building.. FINAL STABILIZATION 20. Re-establish permanent vegetation (uniform, 70 percent vegetative cover) for remaining disturbed areas after grading is completed. 21. Remove silt fence after drainage area is stabilized (uniform, 70 percent vegetative cover). 22. Conduct a final inspection of the site which primarily includes: * All soil disturbing activities are complete. • Temporary erosion and sediment control measures have been removed or will be removed at an appropriate time. * All -areas of the construction site not otherwise covered by stone/aggregate, asphalt, or a structure, have been stabilized to a point of at least a uniform, 70 percent, vegetative cover established over the entire project area. Note: The Owner/Operator shall document each of the construction activities _. and temporary sediment control activities described above for each stage of development by including detailed descriptions and dates for each activity. . Additionally, any design, construction, operation or maintenance changes to the plans shall be included with this documentation along with the appropriate erosion and sedimentation control features installed. Complete the blank Notice of Termination (NOT) attached to the Soil Erosion and Sedimentation Control Narrative. 11 '\ 2 STEM PO RARY STONE SECTION i SEDIMENT TRAP DETAIL N.T.S. (REFER TO SCHEDULE THIS SHEET) SEDIMENT TRAP SCHEDULE 2 1 �1 H SEDIMENT TRAP HEIGHT OF STONE MAX. POOL DEPTH SEDIMENT CLEANOUT DEPTH, WEIR WIDTH H (ft.) d (ft.) (ft.) W (ft.) SEDIMENT TRAP NO. 1 5.0 3.5 1.75 10.0 SEDIMENT TRAP NO. 2 5.5 4.0 2.00 8.0 SEDIMENT TRAP NO. 3 5.0 3.5 1.75 8.0 EMERGENCY BY-PASS C BELOW SETTLED TOP OF DAM %%0 atrRD9Pe?" 'If GAO �\ • �r,;,;.,• �unJLvJifUUO a REV. DATE DESCRIPTION P.M. ALMES & ASSOCIATES, INC. CONSULTING ENGINEERS BECKLEY, WV PITTSBURGH, PA RALEIGH, INC 304-255-0491 412-327-5200 919-319-1187 DETAILS, CONSTRUCTION SCHEDULE AND MAINTENANCE PLAN EROSION AND SEDIMENTATION CONTROL PLAN Prepared For ANSON COUNTY SANITARY LANDFILL ANSON COUNTY, NORTH - CAROLINA CAD BY CRK 11/07/97 PROJECT NO. FIGURE 6 R97-875-686 CHECKED BY APPROVED BY DRAWING NO. 97-875-E4 }