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SS9901-EM021122
COPPELL, TEXAS CONSTRUCTION OF DEFOREST LIFT STATION IMPROVEMENTS PROBABLE CONSTRUCTION COST ESTIMATE 11/22/2002 ITEM UNIT TOTAL NO. DESCRIPTION QUANTIT UNIT COST COST 1 Mobilization 1 LS $ 20,000 $ 20,000 2 Utility Pole Relocation 1 LS $ 20,000 $ 20,000 3 Remove Existing Pavement 125 SY $ 10 $ 1,250 4 Remove Existinq Inlet 1 EA $ 250 $ 250 5 Abandon Existinq Lift Station 1 LS $ 20,000 $ 20,000 6 18" RCP 92 LF $ 35 $ 3,220 7 Standard Two Grate Inlet 2 EA $ 2,200 $ 4,400 8 Reinf. Conc. Electrical Pad 11 SY $ 40 $ 444 9 Remove and Re lace Brick Wall 150 LF $ 375 $ 56,250 10 Landsca in bushes 25 EA $ 30 $ 750 11 Seeding 1,595 SY $ 2 $ 3,190 12 Cut & Pluq Existing Pie 4 EA $ 500 $ 2,000 13 Reinf. Concrete Pavement 365 SY $ 40 $ 14,600 14 Lime Stabilization 380 SY $ 2 $ 760 15 Lime 38.7lb /SY 7 TON $ 110 $ 809 16 Clearinq and Grubbing 365 SY $ 4 $ 1,460 17 Gradin 1,313 SY $ 2 $ 2,626 18 16" D.I. Pipe Force Main 59 LF $ 75 $ 4,425 19 30" D.I. Pie Force Main 72 LF $ 100 $ 7,200 20 30" PVC Gravi Sewer Pie 50 LF $ 130 $ 6,500 21 6-0" Dia. Manhole 2 EA $ 4,500 $ 9,000 22 Manhole with Parshall Flume 1 EA $ 10,000 $ 10,000 23 Doppler Flow Meter 1 EA $ 2,500 $ 2,500 24 Recorders 1 EA $ 2,500 $ 2,500 25 Ultrasonic Level Indicator 1 EA $ 2,500 $ 2,500 26 Remove & Replace 4 -ft. wide Sidewalk 160 SF $ 5 $ 800 27 Pie Connections 3 EA $ 2,000 $ 6,000 28 Yard Hydrant 1 EA $ 250 $ 250 29 Silt Fence 510 LF $ 2 $ 1,020 30 Stabilized Construction Exit 50 SY $ 8 $ 400 31 Inlet Protection 20 LF $ 2 $ 40 32 Struct. Conc. Lift Station and Valve Vault 429 Cy $ 400 $ 171,400 33 Structural Excavation & Backfill 1,500 CY $ 10 $ 15,000 34 Hatches Ave. Cost 9 EA $ 3,500 $ 31,500 35 18" Swing Check Valve 3 EA $ 16,000 $ 48,000 36 18" Plug Valve 3 EA $ 10,000 $ 30,000 37 2" Air Release Valve 3 EA $ 3,000 $ 9,000 38 30" Plu Valve 1 EA $ 25,000 $ 25,000 39 16" Plug Valve 1 EA $ 4,500 $ 4,500 40 Submersible Pumps 3 EA $ 48,500 $ 145,500 41 18" D.I. Pie 90 LF $ 80 $ 7,200 42 Drum Scrubbers 1 LS $ 55,000 $ 55,000 43 Building 444 SF $ 60 $ 26,640 44 Electrical Costs 1 LS $ 100,000 $ 100,000 45 Design trench safe s stem 1 LS $ 2,000 46 Trench Safe Shodn 310 LF $ 5 $ 1,550 877,434 Subtotal 15% Contingency 132,000 $ 1,009,434