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<br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br /> <br />TABLE 6 <br />COST ESTIMATE <br /> <br />CARL SMITH DAM <br />Alternative No.2 - Reduce Dam Height <br />Dam Crest @ Elevation 8242' <br /> <br /> UNIT <br />ITEM DESCRIPTION IOUANT1TY UNITS PRICE AMOUNT <br />1. Mobilization, Insurance, Bonds 1.00 L.S. $41,340.00 $41,340 <br />2. Stripping 2.00 Acre $1,500,00 $3,000 <br />3. Dam <br /> a. Embankment Excavation 30000.00 C.Y. $3.00 $90,000 <br /> b. Seepage Cutoff Trench Excavation 10000.00 c.Y. $2.50 $25,000 <br /> c. Excavation (D.S. failure zone) 8000.00 C.Y, $3.00 $24,000 <br /> d. Embankment Fill 26000.00 C.Y. $3.50 $91,000 <br /> e. Spoil 11400.00 C.Y. $1.50 $17,100 <br /> f. U.S, Riprap 3000.00 TONS $20,00 $60,000 <br /> g. Toe Drain 1300,00 L.F. $35.00 $45,500 <br />4. Outlet <br /> a. Excavation 150.00 C,Y. $4,00 $600 <br /> b. Fill 200.00 C,Y. $4.00 $800 <br /> c. Pipe - 18" Dia.-concrete bedded 300.00 L.F. $160.00 $48,000 <br /> d. Intake Structure 12.00 C.Y. $550.00 $6,600 <br /> e, Gate/ Stem/Operator/Staff Gage 1.00 L.S. $23,000.00 $23,000 <br /> f. Outlet Headwall 10.00 c.y, $450.00 $4,500 <br /> g, Riprap 50.00 TONS $20.00 $1,000 <br /> h. Bedding 25.00 TONS $30.00 $750 <br />5. Grout Existing 14" Outlet <br /> a. Grout 9.00 C.Y. $600.00 $5,400 <br />6. Spillway (100' crest@6:1 slopes) <br /> a. Excavation 9000.00 C.Y. $4.00 $36,000 <br /> b. Fill 500.00 C.Y. $4.00 $2,000 <br /> c, Concrete Wall 50.00 C,Y, $350.00 $17,500 <br /> d. Riprap 750,00 TONS $20.00 $15,000 <br />7. Seeding (hydro seed) 6.00 Acres $2,000.00 $12,000 <br /> <br />TOTAL CONSTRUCTION COST <br />35% EngineeringlContingencyILega1 <br />OPINION OF TOTAL COST <br /> <br />$570,090 <br />$199,532 <br />$769,622 <br />