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<br />I, <br />I <br />I <br />I <br />I <br />I <br />I <br />j <br />I <br />,I <br />- <br />I <br />I <br />I <br />I <br />, <br />I <br />I <br />t <br /> <br />Item <br /> <br />5) <br />CY <br /> <br />CY <br /> <br />Ton <br /> <br />10) <br /> <br />LS <br /> <br />CHAPTER VI <br />ESTIMATED COSTS <br /> <br />The estimated costs for the repairs at Welch Reservoir are shown below. <br /> <br />DescriDtion Unit Ouantity <br /> <br />1) <br /> <br />2) <br /> <br />Mobilization/Demobilization LS 1 <br /> <br />Demolition of Existing <br />Outl et Structure LS 1 <br /> <br />3) <br /> <br />Excavation and Removal of <br />Existing Outlet Pipe CY 11961 <br /> <br />Installation of New Ductile <br />Iron Outlet Pipe (Class 52, LS 1 <br />250 feet) <br /> <br />4) <br /> <br />Placing Lean Concrete Haunch <br />Backfi 11 <br />122.2 $120.00 $14.664 <br /> <br />6) <br /> <br />Reconstruction of Dam <br />Embankment including Riprap <br />Slope Protection and Plunge <br />Basin <br />11961 $ 3.75 $44.853 <br /> <br />7-) <br /> <br />Placing and Compacting <br />Granul ar Fil ter <br />21 $ 40.00 <br /> <br />$ 840 <br /> <br />8) <br /> <br />Placing and Compacting <br />Granular Drain <br /> <br />21 <br /> <br />Ton <br /> <br />9) <br /> <br />Forming and Placing Structural <br />Concrete for Outlet Structure <br />Control Beam, Control Platform, <br />and Downstream Headwall CY <br /> <br />72.2 <br /> <br />Assembling and Installing <br />12" Gate and Accessories, <br />30" Gate and Accessories, <br />Trash Rack <br />1 $15.000 $15.000 <br /> <br />TOTAL ESTIMATE <br /> <br />$ <br /> <br />157.721. 00 <br /> <br />25 <br /> <br />Unit <br />Price <br /> <br />$10.000 <br /> <br />$ 5.000 <br /> <br />$ 2.30 <br /> <br />$17.312 <br /> <br />$ 42.00 <br /> <br />$300.00 <br /> <br />Extension <br /> <br />$10.000 <br /> <br />$ 5.000 <br /> <br />$27.510 <br /> <br />$17.312 <br /> <br />$ 882 <br /> <br />$21. 660 <br />