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TABLE 4 <br />JULESBURG RESERVOIR DAM — RESERVOIR ENLARGEMENT STUDY <br />FEASIBILITY CONSTRUCTION COST ESTIMATE <br />ALTERNATIVE Al — STABILIZE EXISTING STRUCTURES <br />MODIFIED HOMOGENEOUS EARTHFILL DAMS — TOP OF DAM ELEV. 3715.0 <br />NORMAL WATER LEVEL 3707.0, GAGE HEIGHT 24.0 <br />DAM NO. 1 <br />Item <br />Quantity <br />Price <br />Amount <br />1 Mobilization and Demobilization <br />1 Is <br />$10,000.00 <br />$10,000 <br />2 Dewatering Operations <br />1 Is <br />$5,000.00 <br />$5,000 <br />3 Strip Top Soil & Overburden <br />5,304 cy <br />$2.00 <br />$10,600 <br />4 Excavate and Backfill Cutoff Trench <br />0 cy <br />$5.00 <br />$0 <br />5 Slurry Cutoff Trench <br />0 fsf <br />$6.00 <br />$0 <br />6 Sand Filter /Drainage Blanket <br />4,736 cy <br />$20.00 <br />$94,700 <br />7 F & I Toe Drain & Filter <br />3,000 If <br />$30.00 <br />$90,000 <br />8 Construct Earthfill Embankment <br />17,613 cy <br />$3.00 <br />$52,800 <br />9 Remove Existing Concrete Facing <br />0 sy <br />$1.50 <br />$0 <br />10 Trim Upstream Slope <br />0 cy <br />$2.00 <br />$0 <br />11 F & I Upstream Slope Protection Bedding <br />0 cy <br />$0.00 <br />$0 <br />12 F & I Upstream Slope Protection <br />0 cy <br />$39.00 <br />$0 <br />13 Monitoring Piezometers <br />600 If <br />$12.00 <br />$7,200 <br />14 Replace Topsoil and Seed <br />29,307 sy <br />$0.75 <br />$22,000 <br />15 Excavate & Backfill Outlet Conduit Trench <br />0 If <br />$40.00 <br />$0 <br />16 Concrete for Outlet Works Conduit <br />0 cy <br />$400.00 <br />$0 <br />17 F & I Secondary Outlet Pipe — 30" Dia. Steel <br />0 If <br />$150.00 <br />$0 <br />18 Intake, Outlet Structures for Outlet Works <br />0 cy <br />$400.00 <br />$0 <br />19 F & I Outlet Gate and Operator <br />0 Is <br />$20,000.00 <br />$0 <br />20 Misc Steel Work — Trash Racks, Etc. <br />0 Is <br />$5,000.00 <br />$0 <br />21 Raise Main Outlet Tower and Extend Catwalk <br />0 Is <br />$5,000.00 <br />$0 <br />22 Raise Inlet Canal Banks <br />0 cy <br />$4.00 <br />$0 <br />23 Excavate for Inlet Canal Relocation <br />0 cy <br />$2.00 <br />$0 <br />24 Raise Spillway Crest — Soil Cement <br />0 cy <br />$40.00 <br />$0 <br />25 Relocate County Roads & Bridge <br />0 Is <br />$0.00 <br />$0 <br />26 10% Miscellaneous Unscheduled Work Items <br />0 Is <br />$29,200 <br />$0 <br />Subtotal Dam Embankment (Items 1 -14) <br />$292,300 <br />Subtotal Inlet and Outlet (Items 15 — 23) <br />$0 <br />Subtotal Emergency Spillway (Item 24) <br />$0 <br />Subtotal Miscellaneous Items (Items 25 -26) <br />$0 <br />* Base Construction Costs — Subtotal <br />$292,300 <br />Construction Contingency: <br />15.00% <br />$43,800 <br />* Base Construction Costs — Total <br />$336,100 <br />Engineering and Inspection: <br />15.00% <br />$50,400 <br />* Total Project Costs <br />$386,500 <br />