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HomeMy WebLinkAboutWPO201300016 Review Comments Bond Estimate 2014-02-06Westlake Hills Phase 1 WPO file number: WP02013 -00016 Erosion and Sediment Control Bond Estimate Item Item No. Unit Unit Cost Cost Number installed 1 stablization (PS, TS) 27.6 acres $5,000.00 $138,200.00 2 silt fence (SF) 4265.0 ft $5.00 $21,325.00 3 tree protection fence (TP) 6230.0 ft $5.00 $31,150.00 4 safety fence (SAF) 800.0 ft $5.00 $4,000.00 5 diversion (DD, FD, RWD) 2390 ft $13.00 $31,070.00 6 temporary sediment trap (ST1) Method for volum, height of dam at toe 4 ft cut at dam 0 ft (tenth) x (total wid height of dam at face 6 ft cut at high side 12 ft assume face at 2: length of dam 100 ft length of cut 100 ft total width = 3x(to top width 3 ft width of cut 45 ft average height = (comp. fill Vol) 500.0 cy (cut Vol) 1533.3 cy $13.00 length of spillway 30 ft (cy est) 1700.0 width of spillway 18 ft (spillway stone tons) 81 $50.00 $26,150.00 7 temporary sediment trap (ST2) height of dam at toe 3 ft cut at dam 0 ft height of dam at face 2 ft cut at high side 7 ft length of dam 80 ft length of cut 80 ft top width 2 ft width of cut 40 ft (comp. fill Vol) 111.1 cy (cut Vol) 560.0 cy $13.00 length of spillway 15.1 ft (cy est) 597.0 width of spillway loft (spillway stone tons) 22.65 $50.00 $8,893.98 8 temporary sediment trap (ST3) height of dam at toe 2 ft cut at dam 8 ft height of dam at face 6 ft cut at high side 12 ft length of dam 90 ft length of cut 90 ft top width 2 ft width of cut 30 ft (comp. fill Vol) 266.7 cy (cut Vol) 2333.3 cy $13.00 length of spillway 14.4 ft (cy est) 2422.2 width of spillway 22 ft (spillway stone tons) 47.52 $50.00 $33,864.89 9 temporary sediment trap (ST4) height of dam at toe 4 ft cut at dam 6 ft height of dam at face 0 ft cut at high side 8 ft length of dam 80 ft length of cut 80 ft top width 4 ft width of cut 45 ft (comp. fill Vol) 94.8 cy (cut Vol) 1514.1 cy $13.00 length of spillway 28 ft (cy est) 1545.7 width of spillway 9 ft (spillway stone tons) 37.8 $50.00 $21,983.83 10 temporary sediment trap (ST5) height of dam at toe 2 ft cut at dam 4 ft height of dam at face 5 ft cut at high side 6 ft length of dam 130 ft length of cut 130 ft top width 2 ft width of cut 40 ft (comp. fill Vol) 303.3 cy (cut Vol) 1444.4 cy $13.00 length of spillway 25.1 ft (cy est) 1545.6 width of spillway 15 ft (spillway stone tons) 56.475 $50.00 $22,915.97 ers \mkoslow\ Documents \CurrentReviews \WP0201300016 Westlake Hills - Phase 1\2014- 02 -04 -BE MK WPO -ESC WPO201300016 2/6/2014 Westlake Hills Phase 1 WPO file number: WP02013 -00016 Erosion and Sediment Control Bond Estimate Item Item Number 11 temporary sediment trap (ST6) 12 temporary sediment basin (SB1) 13 temporary sediment basin (SB2) 14 temporary sediment basin (SB3) height of dam at toe 2 ft cut at dam 0 ft height of dam at face 4 ft cut at high side 8 ft length of dam 30 ft length of cut 30 ft top width 4 ft width of cut 30 ft (comp. fill Vol) 60.0 cy (cut Vol) 204.4 cy length of spillway 5 ft (cy est) 224.4 width of spillway 6 ft (spillway stone tons) 4.5 height of dam at toe 5 ft cut at dam 2 ft height of dam at face 8 ft cut at high side 10 ft length of dam 200 ft length of cut 220 ft top width 10 ft width of cut 50 ft (comp. fill Vol) 1974.1 cy (cut Vol) 3617.8 cy length of spillway 10 ft (cy est) 4275.8 width of spillway 8 ft (spillway stone tons) 12 riser height 5 ft riser diameter 30 in (riser unit price) $65.00 barrel length 80 ft (price of base) $200 barrel diameter 24 in (barrel unit price) $50.00 barrel collars 2 baffle length 130 ft height of dam at toe 2 ft cut at dam 0 ft height of dam at face 8 ft cut at high side 4 ft length of dam 120 ft length of cut 125 ft top width 10 ft width of cut 20 ft (comp. fill Vol) 711.1 cy (cut Vol) 259.3 cy length of spillway 0 ft (cy est) 797.5 width of spillway 0 ft (spillway stone tons) 0 riser height 6 ft riser diameter 30 in (riser unit price) $65.00 barrel length 49 ft (price of base) $200 barrel diameter 18 in (barrel unit price) $40.00 barrel collars 2 baffle length 66 ft height of dam at toe 10 ft cut at dam 0 ft height of dam at face 10 ft cut at high side 4 ft length of dam 125 ft length of cut 125 ft top width 10 ft width of cut 20 ft (comp. fill Vol) 2777.8 cy (cut Vol) 259.3 cy length of spillway 0 ft (cy est) 2864.2 width of spillway 0 ft (spillway stone tons) 0 riser height 6 ft riser diameter 30 in (riser unit price) $65.00 No. Unit Unit Cost Cost installed $13.00 $50.00 $3,142.78 $13.00 $50.00 $56,185.43 $7,525.00 $13.00 $50.00 $10,367.90 $4,270.00 $13.00 $50.00 $37,234.57 ers \mkoslow\ Documents \CurrentReviews \WP0201300016 Westlake Hills - Phase 1\2014- 02 -04 -BE MK WPO -ESC WPO201300016 2/6/2014 Westlake Hills Phase 1 WPO file number: WP02013 -00016 Erosion and Sediment Control Bond Estimate Item Item No. Unit Unit Cost Cost Number installed barrel length 49 ft (price of base) $200 barrel diameter 18 in (barrel unit price) $40.00 barrel collars 2 baffle length 66 ft $4,270.00 15 stone inlet protection (IP) 69 $200.00 $13,800.00 16 wash rack $2,000.00 17 paved construction entrance 1 $3,500.00 $3,500.00 18 rip -rap, placed (SB1 outlet) depth 1.4 ft length 11.0 ft width 8.5 (tons) 9.8175 $60.00 $589.05 19 rip -rap, placed (SB2 outlet) depth 1.4 ft length 75.0 ft width 13.0 (tons) 102.375 $60.00 $6,142.50 20 rip -rap, placed (SB3 outlet) depth 2.5 ft length 82.0 ft width 9.0 (tons) 138.375 $60.00 $8,302.50 21 survey and layout (price per 0.1 mi.) acres 27.6 traps and basins 8 $17,800.00 22 mobilization $500.00 cost sum $513,183.40 proj mgmt $76,977.51 contingency $59,016.09 18 Total $649,180 ers \mkoslow\ Documents \CurrentReviews \WP0201300016 Westlake Hills - Phase 1\2014- 02 -04 -BE MK WPO -ESC WPO201300016 2/6/2014