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HomeMy WebLinkAboutWPO200800078 Review Comments Bond Estimate 2008-11-20PROJECT NAME: Crozet Station - Phase 1 FILE #: WPO200800078 DATE APPROVED: 20- Nov -08 Item Unit Amount Unit Cost Subtotal site clearing acre 0 $7,100.00 $0.00 dam const.on site material cubic yard 0 $4.00 $0.00 dam const.off site material cubic yard 0 $15.00 $0.00 Trees & Shrubs seedlings planted with tubes 0 $12.50 $0 bioretention construction wq treatment volume in cf 0 $6.40 $0 trees & shrubs ball/burlap planted 0 $100.00 $0 wetland plants planted 0 $2.00 $0 wetland seed mix acre 0.0 $1,500.00 $0 stream stabilization linear foot 0 $50.00 $0 underdrain stone cubic yard 500 $17.00 $8,500 biofilter surface area/ 27* 1' dept stone delivery load 0 $45.00 $0 underdrain pipe, 4" PVC linear foot 0 $1.35 $0 filter fabric square yard 0 $10.00 $0 biofilter surface area/ 27* 1' dept sand /soil mixture cubic yard 0 $20.00 $0 biofilter surface area/ 27* 2' dept Filterra 4x6 each 2 $6,400.00 $12,800 Filterra 4x8 each 0 $6,900.00 $0 Filterra 6x6 each 1 $7,100.00 $7,100 Filterra 6x8 each 0 $9,500.00 $0 Filterra 6x10 each 0 $12,100.00 $0 Filterra 6x12 each 1 $14,200.00 $14,200 Filterra Installation per project 4 $8,525 EC -1 outlet protection each 0 $200.00 $0 class 1 rip -rap square yard 0 $55.00 $0 class 2 rip -rap square yard 0 $110.00 $0 48" concrete riser structure each 0 $1,000.00 $0 Stream Buffer Sign Installed each 0 $50.00 $0 EC -2 EC -3 ditch stabilization linear foot 0.00 $10.00 $0 maintenance road linear foot 0.00 $8.00 $0 Concrete pipe linear foot 0.00 $25.00 $0 EC -3, EC -2 matting square yard 0.00 $10.00 $0 gabions, class 1 rip -rap square yard 0.00 $165.00 $0 concrete anti vortex each 0.00 $1,500.00 $0.00 paved concrete ditch linear foot 0.00 $55.00 $0 embankment improvements each 0.00 $5,000.00 $0 pavement demolition square yard 0.00 $5.00 $0 green roof square foot 0.00 $12.00 $0 turf stone(porous pavement) square foot 10992.00 $5.00 $54,960 RCP underground detention cubic foot installed 0.00 $7.00 $0 Conser Easement RR > 50% acre 0.00 $39,000.00 $0 Conser Easement RR < 50% acre 0.00 $25,000.00 $0 Pond drain gate valve (6 ") each 0.00 $500.00 $0 Delaware Sand Filter linear foot installed 0.00 $706.00 $0 Flow Splitter each installed 0.00 $2,000.00 $0 SUBTOTAL $106,085 25% Contingency $26,521 TOTAL $132,606 ROUNDED TOTAL $132,700 min total after reduction $26,540