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<br />. <br />.. . <br />.' <br /> <br />I .. . <br /> <br />EXHIBIT "B" <br />RECONSTRUCTION OF CORDILLERAS ROAD-CITY OF REDWOOD CITY <br /> <br />PRELIMINARY ENGINEER'S ESTIMATE OF COSTS <br /> <br />ROADWAY CONSTRUCTION <br /> <br />Item <br /> <br />Estimated <br />Ouantity <br /> <br />Unit <br /> <br />1. <br /> <br />1 <br /> <br />EA. <br /> <br />2. <br /> <br />5 <br /> <br />EA. <br /> <br />3 . <br /> <br />900 <br /> <br />Sy <br /> <br />4 . <br /> <br />900 <br /> <br />Sy <br /> <br />5. <br /> <br />20 <br /> <br />TON <br /> <br />6. <br /> <br />1 <br /> <br />TON <br /> <br />7. <br /> <br />180 <br /> <br />TON <br /> <br />Description <br /> <br />Uni t Cost Ite;n Cost <br />Estimated Estimated <br /> <br />Adjust sanitary $300 <br />sewer manhole to <br />grade <br /> <br />Adjust water $200 <br />valve to grade* <br /> <br />Scarify and pUl- $4 <br />verize surfacing <br />and base <br /> <br />Cement treatment $3 <br /> <br />Portland cement $110 <br /> <br />Asphaltic $400 <br />emulsion <br /> <br />Asphaltic $40 <br />concrete <br /> <br />$300 <br /> <br />$1,000 <br /> <br />$3,600 <br /> <br />$2,700 <br /> <br />$2,200 <br />$400 <br /> <br />$7,200 <br />$17,';00 <br /> <br />*Four water valves are located in the City and one in <br />the County. <br /> <br />Construction Cost <br />+10% Engineering Inspection <br />+10% Contingencies <br /> <br />Estimated Roadway Cost <br /> <br />$17,400 <br />1,740 <br />1,740 <br /> <br />$20,880 <br />