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HomeMy WebLinkAboutWPO201000078 Review Comments Bond Estimate 2011-08-18PROJECT NAME: Treesdale Park SWM Amendment FILE #: WPO- 2010 -00078 DATE APPROVED: 8 -18 -2011: Pending Item Unit Amount Unit Cost Subtotal site clearing acre 0 $7,100.00 $0.00 dam const.on site material cubic yard 188 $4.00 $750.00 dam const.off site material cubic yard 188 $15.00 $2,812.50 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 55 $100.00 $5,500 wetland plants planted 0 $2.00 $0 wetland seed mix acre $1,500.00 $0 stream stabilization linear foot 0 $50.00 $0 underdrain stone cubic yard 306 $17.00 $5,202 biofilter surface area/ 27* 1' dept stone delivery load 30 $45.00 $1,350 underdrain pipe, 6" PVC linear foot 400 $1.35 $540 filter fabric square yard 169 $10.00 $1,690 biofilter surface area/ 27* 1' dept sand /soil mixture cubic yard 510 $20.00 $10,200 biofilter surface area/ 27* 2' dept class 1 rip -rap square yard 65 $55.00 $3,575 class 2 rip -rap square yard 0 $110.00 $0 48" concrete riser structure each 1 $1,000.00 $1,000 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 1380.00 $8.00 $11,040 Concrete pipe linear foot 50.00 $25.00 $1,250 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 1.00 $1,500.00 $1,500.00 paved weir each installed 2.00 1,000.00 2,000 subtotal $48,4% project management $7,261 subtotal $55,671 10% Contingency $5,567 TOTAL $61,238 ROUNDED TOTAL $61,300 min total after reduction $125260