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Home My WebLink AboutWPO200700103 Bond Estimates 2008-06-30 (3)WATER PROTECTION ORDINANCE -- STORMWATER MANAGEMENT BOND Bioretention $6.40 per cubic foot of treatment area Dry ED Pond 8.16 * V ^0.78, where V = storage volume up to crest of emergency spillway in cL Plantings trees (1 ") $250 each planted trees (2 ") $350 each planted shrubs $65 each planted herbacious $3 each planted underdrain stone (57s) $10.50 per ton Luck Stone = 102 Ibs /cf = $14.58/cy & 1.4 tons /cy stone delivery $45 per load 4" PVC pipe $1.35 per linear foot 6" PVC pipe $2.50 per linear foot sand /soil delivered $20 per cubic yard Filterra 6X6 6,100 4X6 5,500 6X12 12,100 Stream Restoration Rock Toe Revetment $75 per linear foot Coir Roll $61 per linear foot Cross Vanes /Rock Weir $90 per cubic yard of rock OR $50 per ton of rock Other See Table 3.3 of the DRAFT Virginia Stream Restoration Design Manual (DCR ibic feet ?003) PROJECT NAME: Pounding Brook Golf Course FILE #: 2137 DATE APPROVED: Maintenance Building Basin Type of Facility silt trap retrofit Item Unit Amount Unit Cost Subtotal bioretention construction wq treatment volume in cf 0 $6.40 $0 trees (1 ") planted 0 $250.00 $0 trees (2 ") planted 0 $350.00 $0 shrubs planted 0 $85.00 $0 underdrain stone ton 1 $10.50 $11 stone delivery load 1 $50.00 $50 filter fabric square yard 4 $10.00 $40 sand /soil mixture cubic yard 59 $10.00 $590 EC -1 outlet protection each 2 $200.00 $400 time & materials contributing acre 0.66 $1,000.00 $657 SUBTOTAL $1,748 Parking Lot Basin Type of Facility basin retrofit Item Unit Amount Unit Cost Subtotal bioretention construction wq treatment volume in cf 0 $6.40 $0 trees (1 ") planted 0 $250.00 $0 trees (2 ") planted 0 $350.00 $0 shrubs planted 0 $85.00 $0 underdrain stone ton 0 $10.50 $0 stone delivery load 0 $50.00 $0 filter fabric square yard 0 $10.00 $0 sand /soil mixture cubic yard 509 $10.00 $5,090 EC -1 outlet protection each 2 $200.00 $400 class 1 rip -rap square yard 18 $55.00 $990 time & materials contributing acre 9.21 $1,000.00 $9,210 SUBTOTAL $15,690 Mitigation Plan Plantings and Streambanks Type of Facility planting & bank stabilization Item Unit Amount Unit Cost Subtotal bioretention construction wq treatment volume in cf 0 $6.40 $0 trees & shrubs planted 777 $100.00 $77,700 wetland plants planted 7000 $2.00 $14,000 stream stabilization linear foot 250 $50.00 $12,500 underdrain stone ton 0 $10.50 $0 stone delivery load 0 $50.00 $0 filter fabric square yard 0 $10.00 $0 sand /soil mixture cubic yard 0 $5.00 $0 EC -1 outlet protection each 0 $200.00 $0 class 1 rip -rap square yard 0 $55.00 $0 time & materials contributing acre 0.00 $1,000.00 $0 SUBTOTAL $104,200 SUB - SUBTOTAL $121,638 15% Contingency 18,246 TOTAL $139,883 PROJECT NAME: Avon Park II FILE #: WPO200700103 DATE APPROVED: BMP Type Item Unit Amount Unit Cost Subtotal site clearing acre 0.44 $7,100.00 $3,129.48 bioretention construction wq treatment volume in cf 2542 $6.40 $16,269 sand /soil mixture cubic yard 226 $20.00 $4,522 underdrain stone cubic yard 136 $17.00 $2,306 underdrain pipe, 6" PVC linear foot 170 $2.70 $459 ES -1 End Section each 1 $200.00 $200 EC -1 outlet protection each 1 $200.00 $200 class 1 rip -rap square yard 12 $55.00 $642 48" concrete riser structure each 1 $1,000.00 $1,000 Concrete pipe linear foot 103.00 $25.00 $2,575 ES -1 End Section each 1 $200.00 $200 EC -1 outlet protection each 1 $200.00 $200 trees ball /burlap planted 7 $350.00 $2,450 shrubs ball /burlap planted 45 $100.00 $4,500 time & materials contributing acre 6.00 $1,000.00 $6,000 SUBTOTAL $44,652 25% Contingency $11,163 TOTAL 1 $55,816 ROUNDED TOTAL 1 $56,000 MINIMUM TOTAL AFTER REDUCTION 1 $11,200