1984-027 - Sewer failures on a 24 inch concrete pipe of the Central Interceptor

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EXHIBIT - C PRELIMINARY ESTIMATE FOR THE EMERGENCY REPAIR AND RESTORATION OF THE CENTRAL INTERCEPTOR SANITARY SEWER ALTERNATE MATERIALS - AVAILABILITY AND ESTIMATES: We recommend that the City acquire the necessary 7000 linear feet of sanitary sewer pipe (in advance of awarding the contract for the repair and restoration of the line) to expedite and insure the availability of these critical materials at the time of issuing a notice to proceed with this work. 1. Extra - Strength Vitrefied Clay Pipe - currently in stock at Dickey Company, San Antonio: SUB -TOTAL $237,950. 7000 LF @ $30.00 = $210,000. 2. P.V.C. Perma -Loc Pipe, Series 46 - shipments could begin within two weeks of placing order with J -M Company, Denison: 7000 LF @ $17.00 = $119,000. 3. Direct Burial Polyethylene Pipe, SDR -21 - two week delivery from Dupont Company, Tulsa, Oklahoma: 7000 LF @ $30.00 = $210,000. LABOR, EQUIPMENT, & MISCELLANEOUS FOR INSTALLATION OF SANITARY SEI!ER PIPE: 1080 L.F. 0' - 6' DEPTH !� c, 15.00 1 - ., 0( - 16,200. 1800 L.F. 5' - �8' DEPTH @ - 20.00 - 36,000. 350 L.F. 8' - 10' DEPTH @ 25.00 = 8,750. 700 L.F. 10' - 12' DEPTH @ 30.00 = 21,000. 770 L.F. 12' - 14' DEPTH @ 35.00 = 26,950. 450 L.F. 14' - 16' DEPTH @ 40.00 = 18,000. 480 L.F. 16' - 18' DEPTH @ 50.00 = 24,000. 550 L.F. 18' - 20' DEPTH @ 55.00 = 30,250. 470 L.F. 20' - 22' DEPTH @ 65.00 = 30,550. 350 L.F. 22' -'24' DEPTH @ 75.00 = 26,250. SUB -TOTAL $237,950.