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Home My WebLink AboutWPO201400077 Bond Estimates 2015-07-08 (3)Project Name: Rivanna Village Phase 1 WPO file number: WP0201400077 Erosion and Sediment Control Bond Estimate Item Item Number stablization (PS, TS) silt fence (SF) safety fence (SAF) diversion (DD, FD, RWD) temporary slope drain (TSD) earthwork for basin ASia & AS2a structures for basin earthwork for basin Me & BS2a structures for basin earthwork for basin CS1 & 2 structures for basin pipe length 0 ft pipe diameter 0 in height of dam at toe 10 ft cut at high side 12 ft height of fill at face 6 ft cut at face 4 ft length of dam 100 ft length of cut 140 ft top width a ft width of cut 35 ft (area above transition) 108 at (area below transition 2 sf (total width of dam) 20 ft (total width of cut) 67 ft (height below transition) 4 ft (depth below transitioi 8 ft (area below transition) 24 sf (area above transition 204 sf (total fill volume) 488.9 cy (total fill volume) 1949.6 cy length of spillway 0 ft (TOAL CY estimate) 2113 cy width of spillway 0 ft (spillway stone tons) 0 tons riser height 13 ft riser diameter 36 in (riser unit price) $70.00 barrel length 110 ft base plate or fdn 0 barrel diameter 24 in (barrel unit price) $50.00 barrel collars 0 baffle length 0 It height of dam at toe 2 ft cut at high side 8 It height of fill at face 2 ft cutatface 9.5 It length of dam 40 ft length of cut 80 ft top width 6 ft width of cut 35 ft (area above transition) 20 sf (area below transition 513 sf (total width of dam) 4 ft (total width of cut) 70 ft (height below transition) 0 ft (depth below transitioi -1.5 ft (area below transition) 0 sf (area above transition -54.75 sf (total fill volume) 29.6 cy (total fill volume) 1357.8 cy length of spillway , 0 ft (TOAL CY estimate) 1368 cy width of spillway 0 ft ( spillway stone tons) 0 tons riser height 13 ft riser diameter 36 in (riser unit price) $70.00 barrel length 440 ft base plate or fdn 0 barrel diameter 15 in (barrel unit price) 4; barrel collars 0 baffle length 0 ft height of dam at toe 4 ft cut at high side 12 ft height of fill at face 2 It cut at face 10 ft length of dam 120 It length of cut 150 ft top width 10 ft width of cut 45 ft (area above transition) 28 sf (area below transir sf (total width of dam) 8 ft (total width of cut) 89 ft (height below transition) 2 ft (depth below transitioi 2 ft (area below transition) 4 sf (area above transition 85 sf (total fill volume) 142.2 cy (total fill volume) 4083.3 cy length of spillway . 0 ft (TOAL CY estimate) 4131 cy width of spillway 0 ft ( spillway stone tons) 0 tons riser height 6 ft riser diameter 48 in (riser unit price) $150.00 No. Unit Unit Cost Cost (installed) 33 acres $5,000.00 $165,000.00 8000 ft $5.00 $40,000.00 900 ft $5.00 $4,500.00 3300 ft $13.00 $42,900.00 $0.00 $0.00 $13.00 $27,469.00 $50.00 $0.00 $910.00 $200.00 $0 $5,500.00 $200.00 $0 $50.00 $0 $13.00 $17,784.00 $50.00 $0.00 $910.00 $200.00 $0 $15,400.00 $200.00 $0 $50.00 $0 $13.00 $53,703.00 $50.00 $0.00 $900.00 7/8/2015 Project Name: Rivanna Village Phase 1 WPO file number: WP0201400077 Erosion and Sediment Control Bond Estimate Item Item Number earthwork for trap HS1 earthwork for trap ASi a -2 earthwork for trap ASi b earthwork for trap BS1 b earthwork for trap Est barrel length 65 It barrel diameter 30 in height of dam at toe 5 ft height of fill at face 5 ft length of dam 80 ft top width 3 It (area above transition) 65 sf (total width of dam) 10 ft (height below transition) 0 ft (area below transition) 0 sf (total fill volume) 192.6 cy length of spillway 14.5 ft width of spillway 20 ft height of dam at toe 5 ft height of fill at face 4 ft length of dam 150 ft top width 3 ft (area above transition) 44 sf (total width of dam) 10 ft (height below transition) 1 ft (area below transition) 4 sf (total fill volume) 7 cy length of spillway 16 ft width of spillway 20 ft height of dam at toe 5 ft height of fill at face 5 ft length of dam 80 ft top width 3 ft (area above transition) 65 sf (total width of dam) 10 ft (height below transition) 0 ft (area below transition) 0 sf (total fill volume) _ 192.6 cy length of spillway 11 ft width of spillway 30 ft height of dam at toe 3 ft height of fill at face 3 ft length of dam 150 ft top width 3 ft (area above transition) 27 sf (total width of dam) 6 ft (height below transition) 0 ft (area below transition) 0 s (total fill volume) 150.0 cy length of spillway 7 ft width of spillway 30 ft height of dam at toe 4 ft height of fill at face 4 ft length of dam 80 ft top width 3 ft (area above transition) 44 sf base plate or fdn 0 (barrel unit price) $65.00 barrel collars 0 baffle length 0 ft cut at high side 6 ft cutatface 0 ft length of cut 45 ft width of cut 20 ft (area below transitions 0 sf (total width of cut) 32 ft (depth below transitioi Eft (area above transition 60 sf (total fill volume) 100.0 cy JOAL CY estimate) 226 cy (spillway stone tons) 16.7 tons cut at high side ft cut at face ft length of cut ft width of cut ft (area below transition 0 sf (total width of cut) 52 ft (depth below transitioi 6 f (area above transition 120 sf (total fill volume) 577.8 cy JOAL CY estimate) 667 cy (spillway stone tons) 18.4 tons cut at high side R cut at face ft length of cut 45 ft width of cut 10 ft (area below transition 72 sf (total width of cut) 38 ft (depth below transitioi 6 f (area above transition 78 sf (total fill volume) 250.0 cy JOAL CY estimate) 314 cy (spillway stone tons) 19 tons cut at high side I 8 ft cutatface 2 ft length of cut 120 ft width of cut 20 ft (area below transition 48 sf (total width of cut) 40 R (depth below transitioi 6 f (area above transition 84 sf (total fill volume) 586.7 cy JOAL CY estimate) 637 cy (spillway stone tons) 12.1 tons cut at high side 12 ft cutatface 'fift length of cut 60 ft width of cut 12 ft (area below transition 80 sf No. Unit Unit Cost Cost (installed) $200.00 $0 $4,225.00 $200.00 $0 $50.00 $0 $13.00 $2,938.00 $50.00 $835.00 $13.00 $8,671.00 $50.00 $920.00 $13.00 $4,082.00 $50.00 $950.00 $13.00 $8,281.00 $50.00 $605.00 7/8/2015 Project Name: Rivanna Village Phase 1 WPO file number: WP0201400077 Erosion and Sediment Control Bond Estimate Item Item Number earthwork for trap HS2a silt fence inlet protection (IP) stone inlet protection (IP) outlet protection (OP) channel CS1a channel CS1b channel HS1 channel AS1 a -1 channel AS1 a -2 channel AS1 b channel BS1a channel BS11b Channel ES1 construction entrance (CE) wash rack paved construction entrance (total width of dam) 8 ft (total width of cut) 44 ft (height below transition) 0 ft (depth below transitioi 8 ft (area below transition) 0 sf (area above transition 112 sf (total fill volume) 1304 cy (total fill volume) 426.7 cy length of spillway r 11 ft (TOAL CY estimate) 470 cy width of spillway 30 ft (spillway stone tons) 19 tons height of dam at toe 5 ft cut at high side 5 It height of fill at face 5 ft cutatface 0 It length of dam 80 ft length of cut 140 It top width 14 It width of cut 20 It (area above transition) 120 sf (area below transition 0 sf (total width of dam) 10 ft (total width of cut) 30 ft (height below transition) 0 ft (depth below transitioi 5 ft (area below transition) 0 sf (area above transition 50 sf (total fill volume) 355.6 cy (total fill volume) 2593 cy length of spillway , 18 ft (TOAL CY estimate) 442 cy width of spillway 50 ft (spillway stone tons) 51.8 tons length 0 ft width 4 ft length 500 ft width 4 ft length 300 ft width 4 ft length 440 ft width 6 ft length 450 ft width 4 ft length 375 ft width 4 ft length 130 ft width 4 ft length 270 ft width 4 ft length 490 ft width 4 ft length 440 ft width 4 ft rip -rap, placed depth width survey and layout (price per 0.1 mi.) acres mobilization stream crossing (computed independently) 0 ft length 0 ft 0 (tons) 0 tons 33 traps and basins 9 No. Unit Unit Cost Cost (installed) $13.00 $6,110.00 $50.00 $950.00 $13.00 $5,746.00 $50.00 $2,590.00 go $100.00 $0.00 0 $200.00 $0.00 0 $0.00 $0.00 1 $9,000.00 $9,000.00 1 $5,400.00 $5,400.00 1 $11,880.00 $11,880.00 1 $8,100.00 $8,100.00 1 $6,750.00 $6,750.00 1 $2,340.00 $2,340.00 1 $4,860.00 $4,860.00 1 $8,820.00 $8,820.00 1 $7,920.00 $7,920.00 1 $2,000.00 $2,000.00 3 $2,000.00 $6,000.00 2 $3,500.00 $7,000.00 $60.00 $0.00 7/8/2015 $21,000.00 $500.00 $0.00 cost sum $523,449.00 proj mgmt $78,517.35 contingency $60,196.64 Total $662,170 7/8/2015 Approximate Earthwork computations for sed Assumes all cut and fill slopes are 2:1 for simplicty .y Height of Fill at Face I h1 Cut at High Side h2 transitic w h1 Width of Cut Cut at Fa Fill area above transition = h1(2h1) + h1(w) Fill area below transition; total width of fill (dam) = 2h1 + w + 2h2 height below transition = h2 -h1, area = (width *height)12 - height x height Length of Cut liment traps and basins Width ►n point Height of Dam at Toe h2 ice Volume = Length of Fill x Fill Area Cut Areas and Volume is the same as fill but using the cut dimensions Fill for Dam (imately)