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I, <br /> 17 <br /> r <br /> �endauons <br /> aii►le Const ixs#ion Cost—High-Wastewater flow Scenario <br /> Cost Esiimat6 <br /> Associated r m <br /> u t <br /> Gravity Sewer-8-inch DIP Lf 6,669 $358,000, <br /> ! ; <br /> / Jack&Bore Lf 120z $78,000 <br /> Gtavity;Sp tern 1 <br /> Gravity Sewer-12-inch DIP Lf 5,822 $420,040 <br /> Gravity Sewer Manholes Ea 45 $270,000 <br /> Nmp Station -MGD 1.2 $540,000 <br /> 12-inch Force Main Lf 7,000 $378,000 <br /> 12-inch Jack&Bore Lf 1605 $104,000 <br /> h Se L 1130fl 1,220,00e <br /> Eno EDD Conveyance System to 18 me Gravity wBr f $ <br /> Durham Sewer System 18-inch Jack&Bore Lf 100 $125,000 '! <br /> Gravity Sewer Manholes Ea 38 $228,000 <br /> Traffic Control Lf 8,000 $180,000 <br /> Pavement Replacement Sy 1,000 $42,000 <br /> Subtotal $3,943,000 <br /> 5%Mopilization/Demobilization $200,000 <br /> Subtotal $4,140,000 <br /> 10%Contractor OH&P $414,000 <br /> Subtotal $4,550,000 <br /> 259 Contingency $1,140,000 <br /> Subtotal $5,690,000 <br /> 201 Engineering,Permifting,and Administration $1,140,000 <br /> TOTAL $6,830,000 <br /> Notes: <br /> 1) Cost reflects various depths of cover. Not shown in table for clarity. <br /> 2) Jack&Bore costs reflect two(2)60-ft bores. See Note 10. <br /> 3) Gravity sewer manhole spacing of 300 feet, <br /> 4) Pump station sized for 30 year flows. <br /> 5) Jack&Bore costs reflect one(1)100-ft bore and one(1)60-ft bore. See Note 10. <br /> 6) Cost assumes 15-feet of cover. <br /> 7) Traff ic control required during installation of force main along Hwy 70, <br /> 8) Eno EDD gravity sewer system was sized based on High flow scenario with a peaking factor of 2.5 <br /> 9) Cost does not reflect pump replacement by 2035. t <br /> 10) Jack&Bores were assumed for: 1 <br /> • 60-ft bore under Hwy 70(Eno EDD Gravity System) <br /> ■ 60-ft bore under stream crossing near pump station(Eno EDD Gravity System&Conveyance System) <br /> 100-ft bore under Sit 751 alongforce main route(Eno EDD Conveyance System) 1 <br /> ■ 100-ft bore under railroad along force main route(Eno EDD Col vegance System) / <br /> 8-4 t' <br />