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WA0101-EM040720
BIRKHOFF, HENDRICKS & CONWAY, L.L.P. CONSULTING ENGINEERS Project No. 2002107 20-Jul-04 D.K.S. Client: CITY OF COPPELL, TEXAS Project: State Highway 121 WaterLine (From North Coppell Road to Denton Tap Road) Date: By: ENGINEER'S OPINION OF CONSTRUCTION COST Item No.I Description I Quantity J Unit I Price I Amount 1 Furnish and Install 12-1nch PVC Waterline by Open Cut w/Embedment 7,928 L.F. $ 32.00 $ 253,696.00 Furnish and Install 12-1nch PVC Waterline w/20-1nch Steel Encasement Pip{ 2 :by other than Open Cut 802 L.F. $ 185.00 $ 148,370.00 3 ?urnish and Install 6-1nch PVC Waterline by Open Cut w/Embedment 45 L.F. $ 22.00 $ 990.00 4 ?umish and Install Ductile Iron Fittings 10,000 Lbs. $ 2.25 $ 22,500.00 5 Furnish and Install 12-1nch Gate Valve 10 Ea. $ 1,500.00 $ 15,000.00 6 Furnish and Install 6-Inch Gate Valve 8 Ea. $ 800.00 $ 6,400.00 7 Furnish and Install 6-Inch Blow-Off Valve 1 Ea. $ 1,500.00 $ 1,500.00 8 Furnish and Install 8"x 8" Tapping Sleeve and Valve I Ea. $ 2,000.00 $ 2,000.00 9 Furnish and Install Standard Fire Hydrant 8 Ea. $ 2,000.00 $ 16,000.00 10 For Connecting to Existing 12-Inch Walerline 2 Ea. $ 2,000.00 $ 4,000.00 11 Full Depth Concrete Sawcut 238 L.F. $ 5.00 $ 1,190.00 12 remove and Dispose of Existing Concrete Drive and/or Pad 310 S.Y. $ 25.00 $ 7,750.00 13 Remove and Replace Concrete Driveway 92 S.Y. $ 75.00 $ 6,900.00 14 Remove and Replace Concrete Pavement 10 S.Y. $ 75.00 $ 750.00 15 Remove and Replace Concrete Sidewalk 3 S.Y. $ 50.00 $ 150.00 16 Remove and Replace Monolithic Concrete Curb 12 L.F. $ 50.00 $ 600.00 17 Remove and Replace Existing Barbed Wire Fence 797 L.F. $ 5.00 $ 3,985.00 18 Remove and Replace Metal Beam Guide Rail 20 L.F. $ 40.00 $ 800.00 19 Remove and Dispose of Tree 14 Ea. $ 75.00 $ 1,050.00 20 Extra Concrete for Encasemcnt 20 C.Y. $ 75.00 $ 1,500.00 21 Extra Crushed Stone for Embedment 30 C.Y. $ 15.00 $ 450.00 22 Furnish, Install, & Maintain Trench Safety Plan and System 7,973 L.F. $ 1.00 $ 7,973.00 23 Furnish, Install, Maintain & Removal of Erosion Control Devices I L.S. $ 3,000.00 $ 3,000.00 24 Furnish, lnstall& Maintain Traffic Control Plan and Devices I L.S. $ 3,000.00 $ 3,000.00 Subtotal: $ 509,554.00 i Contingency for Grande Fiber Optic Linc Relocate at Sta 36+25 to 37+50 125 L.F. $ 100.00 $ 12,500.00 Contingencies and Miscellaneous Items 0% $ Total: $ 522,054.00 USE: $ 525,000.00