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HomeMy WebLinkAbout20071470 Ver 1_Mitigation Plans_20071201?? Nan ? paw ?a STATE OF NORTH CAROLINA DEPAR.TNffiNT OF TRANSPORTATION MICHAEL F. EASLEY GOVERNOR October 30, 2007 Mr. Rob Ridings NC Division of Water Quality 2321 Crabtree Blvd., Suite 250 Raleigh, NC 27604 SUBJECT: Planting Details for Onsite Stream Design Mitigation for R-2635C. Dear Mr. Ridings: LYNDO TIPPETT SECRETARY Enclosed is a copy of the Planting Details for the onsite stream design location for Western Wake Expressway (R-2635C Section) that you requested during the field site meeting held on October 29, 2007 and from your email sent on October 30, 2007. These plans follow NCDOT standards for streambank reforestation. Please refer to Site 3 on Permit Drawing Sheet Numbers 19 and 20 for Section R-2635C and the Mitigation Plan for more details regarding the onsite stream design. If you have any questions concerning these details or this project please call me at (919) 715-5533. Sincerely, Gregory W. Price, PWS Environmental Supervisor, Natural Environment Unit Cc: Mr. Eric Alsmeyer, USACE w-ns. Jennifer Harris, NCTA Mr. Mark Staley, NCDOT Roadside Environmental Unit R-2635 file MAILING ADDRESS: NC DEPARTMENT OF TRANSPORTATION PROJECT DEVELOPMENT AND ENVIRONMENTAL ANALYSIS 1598 MAIL SERVICE CENTER RALEIGH NC 27699-1598 TELEPHONE: 919-715-1500 FAX: 919-715-1501 WEBSITE: WWW.NCDOT.ORG LOCATION: 2728 CAPITAL BLVD., SurrE 240 RALEIGH NC 27604 MOJECT ItEFEE NCE NO, RANTING DETAILS LIVE STARS PLANTING DETAIL LIVE STAKE .. SOUAAE CUT . BUDS (FACING UPWARD) LIVE CUTTING (1/2'-2' DIAMETER) 2 3 Feet ANGLE CUT 30'-45' El TYPE 1 STREAMBANK REFORESTATION SHALL BE PLANTED 3 FT. TO 5 FT. ON CENTER, RANDOM SPACING, AVERAGING 4 FT. ON CENTER, APPROXIMATELY 2724 PLANTS PER ACRE. BAREROOT PLANTING DETAIL, DIBBLE PLANTING METHOD USING THE BBC PLANTING BAR TYPE 2 STRCA111BANK REFORESTATION SHALL BE PLANTED 6 Fr. TO 10 FT. ON CENTER, RANDOM SPACING, AVERAGING 8 Ff. ON CENTER, APPROXMTELY 680 PLANTS PER ACRE. El NOTEt TYPE IAND TYPE 2 STREAMBANK REFORESTATION SHALL BE PAID FOR AS "STREAMBANK REFORESTATION" SHEET NO. STREAMEBANK REFORESTATION TYPICAL TYPE H I . ._ Ate. I TYPE I I B FL. n STREAMR4NK REFORESTATION MVCPORE,TYPK SIZE, AND FORAISH SHALL CONFORM TO 'THE FOLLOV MGt 'r%rm 1 BANK STABILIZATION WITH LIVE STARES NOTE LIVE STARES SHALL BE SPACED APPROXIMATELY 4 FEET ON CENTER LIVE STAKES SHALL BE DRIVEN UNTIL APPROXIMATELY i'i OF LIVE STAKE IS WITHIN GROUND PLANTING NOTES: PLAN ]LNG BAG oW be kept In a niolst caum bag or dmill t container root system to drylog AA,? RBC PLANTING BAR Plandog bar"hive a bieda rvlf6 a hiaoQular M amdon, and d a ba ]2 bJ(dYe 141 4 Inches "ids and L inch thick at oemer. ROOT PRUNING ,411we iogeahallbemot so that no?roobl extend morn than LB Inches Maw the teat oouar. DETAIL SHEET 1 OF 2 N.C.U.O,T.- ROADSIDE ENVIRONMENTAL UNTO 50% SAUX NIGRA 50% CORNUS AMOMUM TYPE 2 25% LIRIODENDRON TULIPIFERA 25% PLATANUS OCCIDENTALIS 25% PRUNUS SEROTINA 25% BETUTA NIGRA BLACK WILLOW 2 ft - 3 ft LIVE STAKES SILKY DOGWOOD 2 ft - 3 ft LIVE STAKES TULIP POPLAR SYCAMORE BLACK CHERRY RIVER BIRCH 12 in -1S in BR 12 in-18 in BR 12 in-18 in BE, 12 in-18 in BR 0 SEE PLAN SHEETS FOR AREAS TO BE PLANTED STREAMBANK REFORESTATION IN TRENCH ANCHOR TRENCH ON 1 CENTERS ANCHOR OVERLAP ON 1' CENTERS - ------------- a s m¦ m a m a¦ s F¦ ¦¦¦ c¦¦ ¦ o ¦_ e¦ ANCHORS ON' 3' CENTERS DIRECTION OF FLOW 6" OVERLAY(MIN) ANCHORS ON 1' CENTERS PLAN VIEW MATT FIBER MATTING ANCHORS ON 3' CENTERS EXTEND MATTIN TO NWSEL / ANCHORS ON 1' CENTERS IN TRENCH -MATTING SHALL BE PLACED IN TRENCH AND BACKFILLED ON ANCHORS ON 1' CENTERS rFLOODPLAIN/ EXISTING GROUND 6" MIN C OPTIONS SHEET NO. ENGMEN! ST BANJK REFORESTATION DETAIL SHEET 2 OF 2 N.C.D.O.T.• ROADSWE ENVIRONMENTAL UNTf