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4 <br />IV. Cost Analysis <br />Detailed co?t estimates for thr proposed improvements are presented in the appendices. These costs <br />include a 5 pe.rcent contingency, a 20 percent allowance for design, inspection, legal, and <br />administidtio-. cnsts, and a 5 percent allowance for capitalized interest and bonding costs during <br />constructioa, the costs arc based on 1999 construction and can be related to the ENR Construction <br />Cost Inrjex of 6^190 (estimated June, 1999). A summary of the estimated costs for the proposed <br />improvements is presented in Table 1. <br />Area # of Services Figure #Estimated Cost Assessment <br />Smith and Woodhill Avenues, <br />Orono Orchard Road <br />20 2 $443,660 $22,183 <br />Smith, Woodhill and Lyman <br />Avenues, Orono Orchard Road <br />23 2&3 $544,860 $23,690 <br />The cost estimates do not include easement costs that could be incurred on the project. <br />It is recommended that the sewer construction costs be assessed uniformly over the area to be served, <br />based on the number of services to each property. The assessments shown above reflect this <br />recommendation. <br />Orono Orchard Sanitary Sewer Improvements