HomeMy WebLinkAboutBenson Rd Cost estimate Bid Tab 4-10-07Water Line Relocate Benson Road and I-405 OverpassEngineer's Opinion of Probable CostItem No.Estimated QuantityUnit Description and Unit Price (In Words) Unit PriceTotal Ammount1 1 LS Mobilization and Demobilization65,000.00$ 65,000.00$ 2 1 LS Trench Excavation Safety Systems20,400.00$ 20,400.00$ 3 1 LS Construction Surveying, Staking, and As-Builts5,000.00$ 5,000.00$ 4 1 LS Temporary Erosion/Sedimentation Controls7,412.50$ 7,410.00$ 5 1 LS Traffic Control3,000.00$ 3,000.00$ 6 1 LS Existing CMP Culvert Crossing 12,000.00$ 12,000.00$ 6a 1 LS Existing Culvert Repair Contingency (LS)7,500.00$ 7,500.00$ 6b 1 LS Benson Road Future I-405 Retaining Wall Casing Installation (LS)6,500.00$ 6,500.00$ 7 1900 LF Class 52, 16 Inch, DI - Push-on Water Pipe with Poly-Wrap, and Appurtenances Complete 245.94$ 467,280.00$ 7a 80 LF Class 52, 16 Inch, DI - Restrained Joint Water Pipe with Poly-Wrap, and Appurtenances 105.00$ 8,400.00$ 7b 60 LF Class 52, 6 Inch, Ductile Iron Push-On Water Pipe with Poly-Wrap, Complete 55.00$ 3,300.00$ 8 7 EA Gate Valve Assembly, 16 Inch3,800.00$ 26,600.00$ 8a 5 EA Gate Valve Assembly, 12 Inch1,250.00$ 6,250.00$ 8b 3 EA Gate Valve Assembly, 6 Inch1,000.00$ 3,000.00$ 9 3 EA Fire Hydrant Assemblies3,500.00$ 10,500.00$ 10 4 EA Connection to Existing Water Mains2,000.00$ 8,000.00$ 11 20 CY Concrete For Thrust Blocking, Dead-Man Anchor Blocks250.00$ 5,000.00$ 12 900 TON Removal of Unsuitable and Excess Spoils Material25.00$ 22,500.00$ 13 1100 TON Select Imported Trench Backfill, 9-03.14(2)22.00$ 24,200.00$ 13a 850 TON Gravel backfill for Pipe Zone Bedding, 9-03.12(3)18.00$ 15,300.00$ 14 50 TON Crushed Surfacing Base Course (CSBC)22.00$ 1,100.00$ 14a 280 TON Crushed Surfacing Top Course (CSTC)25.00$ 7,000.00$ 15 75 TON Temporary Asphalt Patch 1/2 Inch PG 70 Asphalt Pavement Repair150.00$ 11,250.00$ 16 450 TON Asphalt Concrete Paving Class ‘1/2 Inch PG70’ 125.00$ 56,250.00$ 17 1 LS Restore Traffic Detection Loop System5,000.00$ 5,000.00$ 18 1 LS Restore, Replace Lane Channelization, Crosswalks, Stripping, and All Temporary and Miscellaneous Pavement Markings 3,500.00$ 3,500.00$ 19 20 SY Remove and Replace Sidewalk and Driveway70.00$ 1,400.00$ 20 1 LS Remove and Restore In Kind Curbing, Lawn, Landscaping1,000.00$ 1,000.00$ 21 1 LS Excavation Dewatering1,500.00$ 1,500.00$ 22 1 LS SR 515 Storm Water Drainage Modification5,500.00$ 5,500.00$ Subtotal 1 - 21820,640.00$ Sales Tax (8.33% on subtotal)74,570.00$ Total Bid Price 895,210.00$ 4/11/2007