Laserfiche WebLink
Happy Valley Water & Sewer Study <br />Technical Memorandum <br />Cost Estimate <br />Cost of the improvements are summarized in Table 6 and a more detailed breakdown is included in <br />Appendix E. Note that Project 3 is required only to serve parcels that are not currently developed and would <br />therefore only be required for Scenario 2. These pipelines are indicated in Figure 6. <br />Table 6: Sewer Improvements Cost Estimate Summary <br />Item <br />8" Gravity Sewer <br />Estimated <br />Quantity c ost <br />7,400 $1,820,000 <br />Quantity Cost <br />7,895 $1,930,000 <br />6" Force Main <br />2,200 <br />$350,000 <br />2,200 <br />$350,000 <br />Raw Construction Subtotal' <br />$2,170,000 <br />$2,280,000 <br />Implementation Costs 25 %' <br />$540,000 <br />$570,000 <br />Capital Cost Subtotal <br />$2,710,000 <br />$2,850,000 <br />Project Contingency 20 %' <br />$540,000 <br />$570,000 <br />Capital Cost Total <br />$3.25 million <br />$3.42 million <br /># Units <br />92 <br />125 <br />Capital Cost Per Parcel <br />$35,000 <br />$27,000 <br />Rounded to the uamst $10,000 <br />5 Summary <br />Total estimated costs for water distribution and wastewater collection system improvements under Scenario <br />1 and Scenario 2 are summarized in Table 7. <br />Table 7: Total Estimated Capital Costs <br />Water System Facilities <br />$1.40 <br />$1.52 <br />Sewer System Facilities <br />$2.17 <br />$2.28 <br />Raw Construction Subtotal' <br />$3.57 <br />$3.80 <br />Implementation Costs 25 %' <br />$0.89 <br />$0.95 <br />Capital Cost Subtotal <br />$4.46 <br />$4.75 <br />Project Contingency 20 %' <br />$0.89 <br />$0.95 <br />Ca ital Cost Total <br />$5.35 million <br />$5.7 million <br /># Units <br />92 <br />125 <br />Capital Cost Per Unit <br />$58,000 <br />$46,000 <br />November 2016 16 <br />