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<br />14 <br /> <br />Table 4. Cost Estimate of Selected Improvements <br />Red Rock Canyon Feasibility Study <br /> <br /> Item <br />1. Concrete channel <br /> linings* (both sides) <br />2. Rip-rap channel <br /> protection, 2500 feet <br />3. 31st Street Bridge <br /> modifications** <br />4. Camp Creek Outfall <br /> modification <br />5. Utility relocations <br />6. Hater Diversion <br /> Structure <br /> <br />Engineering & Contingency <br /> <br />Quantity Unit <br /> <br />2,500 lineal feet $400/l.f. <br /> <br />29,600 cubic yards $ 24/c.y. <br /> <br />7,200 square feet $ 40/sq. ft. <br /> <br />1 1 ump sum <br />1 1 ump sum <br />1 lump sum <br /> Sub- Total <br /> 15% <br /> TOTAL <br /> U~J!T COST TOTAL <br /> <br />Cost <br />($ million) <br /> <br />1.00 <br /> <br />.71 <br /> <br />.29 <br /> <br />.06 <br /> <br />.10 <br /> <br />.10 <br /> <br />2.26 <br /> <br />.33 <br /> <br />2.59 <br />$1,036/l.f. <br /> <br />* Refer to Figure 3. <br />** Based upon replacement of the existing structure. <br />