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HomeMy WebLinkAboutWPO201800027 Bond Estimates 2020-06-24 (2)Project Name: Martha Jefferson Hospital Apartments VSMP Plan (Amendment #1 to WP0201800027) WPO file number: WP0201800027 TMP(s): 07800-00-00-020M6, 07800-00-00-020M5 Date Estimate Completed: 06-24-20, CE, cka IA. Atb.Co.062420 Stormwater Management Bond Estimate Item Item Number 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 No. Unit Unit Cost Cost installed permanent diversion or ditch 01ft $13.00 $0.00 standard manhole frame top (not inlet) 0 ea $500.00 $0.00 drop inlet or grate 0 as $3,500.00 $0.00 manhole structure (per ft. rise) ft $450.00 $4,500.00 pipe, rcp, cmp (15 to 48") - Basin #1 Outfal_ 30.0 in d ES-1,2 EC-1 ft $65.00 $9,990.00 aggregate base or drainage stone 24.0 in d ■ ft L ft W 156.8 ton $35.00 $5,488.00 earthwork for trap/basin - Biofilter (E&S bond covers wet pond and dry pond basin construction) height of dam at toe ft cut at high sideOft ft height of fill at face ft cut at face ft length of dam ft length of cutft top width ft width of cut (area above transition) 44 sf (area below transition 212 sf (total width of dam) 8 ft (total width of cut) 61 ft (height below transitioi 0 ft (depth below transitioi 0 ft (area below transition) 0 sf (area above transition 0 sf (total fill volume) 81.5 cy (total fill volume) 706.7 cy length of spillway ft JOAL CY estimate) 734 cy $13.00 $9,542.00 width of spillway ft (spillway stone tons) 0 tons $50.00 $0.00 structures for basin-Riser/Barrel for Biofilter (E&S bond covers wet pond and dry pond basin structures) riser height 5 ft riser diameter 48 in (riser unit price) $150.00 $750.00 barrel length 60 ft base plate or fdn $200.00 $200 barrel diameter 12 in (barrel unit price) $35.00 $2,100.00 barrel collars Mft $200.00 $0 baffle length $50.00 $0 trees $275.00 $825.00 shrubs Qea ea $50.00 $150.00 seedlings (Biofilter and Wet Pond) ea $5.00 $20,000.00 underdrain (LF) 80 ft $5.00 $400.00 biofilter soil mix (CY) 200 cy $45.00 $9,000.00 trash rack/ anti vortex devices 0 ft $1,500.00 $0.00 maintenance access road (LF) 850 ft $50.00 $42,500.00 rip -rap, placed - Basin #1 outfall depth ft length -ft width (tons) 405 $60.00 $24,300.00 survey and layout (price per 0.1 mi.) acres basins $10,100.00 mobilization $2,500.00 as -built drawings (per facility) $2,000.00 $6,000.00 materials testing (per facility) sea as $2,000.00 $6,000.00 compaction testing (per dam) ea $3,000.00 $9,000.00 manufactured facilities (attach manufacturer's or contractor's price as a base) $0.00 cost sum $163,345.00 contingency $16,334.50 WP0201800027 MJH Apts WPO Amend 1 SWM plan bond Estimate 062420 -CE Total $179,680 6/24/2020