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HomeMy WebLinkAboutRES 09-110 RESOLUTION NO. 09-110 WHEREAS, on October 24, 2006, the City Council of the City of Beaumont, Texas, approved Resolution No. 06-325 awarding a contract in the amount of$1,496,254 to Allco, Ltd., Beaumont,Texas,forthe Rehabilitation of the Wastewater Treatment Facility Primary and Secondary Trickling Filters; and, WHEREAS, Change Order No. 1 in the amount of $34,965.35, passed by Resolution No. 07-343 on October 23, 2007, was required for "extra work" to remove three concrete plugs for the headworks building and channel, replace the specified Garlock gaskets with 1/8" neoprene gaskets on Primary Trickling Filter No. 1, sandblast existing distribution arms for Primary Trickling Filter No. 2, Secondary Trickling Filter No. 1 and Secondary Trickling Filter No. 2 to prepare the surfaces to be galvanized, repair three (3)sections of the distribution tubes from Primary Trickling Filter No. 2 by cutting the bottom section of the tubes at the weld seams on both sides and installing a 1/4" carbon steel plate bent to the original radius and cutting new holes for the orifice ports to match the original holes,furnish and install 325 new stainless steel spreader plates and 325 new stainless steel spacer plates on Primary Trickling Filter No. 2, repair the top of one distribution tube section by cutting out the damaged area and welding a 1/4" carbon steel plate in place and weld up dimple holes on the distribution tubes for Primary Trickling Filter No. 2, and increase the contract time by 81 calendar days,thereby increasing the contract amount to $1,531,219.35; and, WHEREAS, Change Order No. 2 in the amount of$76,485, passed by Resolution No. 08-017 on January 15, 2008, was required to furnish labor, equipment and material to remove the damaged portion of the wall on the final clarifier splitter box, install new concrete to match the existing wall, reinstall the slide gate brackets, add new plates so that there is a 1" plate on both sides of the wall, install stainless steel bolts to anchor the slide gate bracket to the wall and through the plates of the slide gate brackets, and reinstall the slide gate actuator on the bracket. Replace 430 brass spreader plate assemblies including spreader plates, spacers, nuts and washers on the existing Secondary Trickling Filter No. 1 with new stainless steel assemblies. Repair 20 distribution tubes on the Secondary Trickling Filter No. 1 including two (2) 3' by 3' patches, replace the bottom side of one (1) distribution tube section, and replace the front side of the distribution tubes including cutting orifice holes for the spreader plate assemblies, thereby increasing the contract amount to $1,607,704.35; and, WHEREAS, Change Order No. 3 in the amount of$124,179, passed by Resolution No. 08-116 on April 15, 2008, was required to furnish labor, equipment and material to remove and replace four(4) existing flange and clean out covers with four (4) new flange and clean out covers; replace 430 brass spreader plate assemblies including spreader plates, spacers, nuts and washers on the existing Secondary Trickling Filter No. 2 with new stainless steel assemblies; make one (1) 9' by 40" patch, one 1 8" b 17" patch with one P ( ) Y P hole on the outlet face of one tube; repair 12 distribution tubes on the Secondary Trickling Filter No. 2, including one (1) 4' by 10' bottom replacement, three(3) 4' by 18'10" bottom replacements, two (2) 4' by 10' bottom replacements, and replace the front side of the distribution tubes including cutting orifice holes for the spreader plate assemblies; replace the front side of eight (8) distribution tubes including cutting orifice holes for the spreader plate assemblies; and, remove and replace the overflow splitter box slide gate, thereby increasing the contract to $1,731,883.35; and WHEREAS, Change Order No. 4 in the amount of -($22,000.00) is required to delete removing and replacing the overflow splitter box slide gate (JB#4), excluding the labor and equipment required to pump down JB#4 twice, thereby decreasing the contract to $1,709,883.35; NOW, THEREFORE, BE IT RESOLVED BY THE CITY COUNCIL OF THE CITY OF BEAUMONT: THAT the City Manager be and he is hereby authorized to execute Change Order No. 4 in the amount of -($22,000.00) for changes described above, thereby decreasing the contract amount to $1,709,883.35 . PASSED BY THE CITY COUNCIL of the City of Beaumont this the 28th day of April, 2009. Mayor Becky Ames - O�