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h. The dam crest will be graded at a 1.0% slope toward the reservoir and 4 inches of <br />roadbase placed on the dam crest for erosion protection. <br />COST ESTIMATE <br />The complete breakdown of the work proposed and the cost of the work proposed for Alternative <br />1 and Alternative 2, respectively, for both Horsecreek and Prospect Reservoirs are shown in <br />TABLES 4, 5, 6, and 7. The costs are based on our past experience with similar projects and also <br />from data supplied by local contractors and suppliers. Quantities were based on a existing maps and <br />drawings on file with the State Engineer and some topographic surveying conducted by our office. <br />A summary of the costs for the two alternatives for each reservoir, including the engineering fees and <br />contingencies, are shown in the following TABLES 2 and 3. <br />TABLE 2 <br />` HORSECREEK RESERVOIR <br />TOTAL PROJECT COST SUMMARY <br />~`EM AI.TETtN:A"TNE 1 ~iL"T~RNA`~'IV~ ~ <br />1. Construction Cost $ 1,558,000 $ 4,161,000 <br />2. Contingency @ 20% $ 312,000 $ 624,000 <br />3. Engineering Fees $ 312,000 $ 624,000 <br />4. Total Project Cost $ 2,182,000 $ 5,409,000 <br />5. Cost Per Acre Foot $ 123 $ 305 <br />TABLE 3 <br />PROSPECT RESERVOIR <br />TOTAL PROJECT COST SUMMARY <br />~'EM_ ~~E~TAT'~VE 1 ,ALTEI~NA'~T~+'E 2 <br />1. Construction Cost $ 147,000 $ 3,606,000 <br />2. Contingency @ 15% $ 37,000 $ 514,000 <br />3. Engineering Fees $ 37,000 $ 541,000 <br />4. Total Project Cost $ 221,000 $ 4,688,000 <br />5. Cost Per Acre Foot $ 35 $ 736 <br />Horsecreek & Prospect Reservoirs - 06.014 <br />Henrylyn Irrigation District Page 11 <br />