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CHANGE ORDER NO. ONE TO CONTRACT K-1920-4: BY AND BETWEEN THE NORMAN UTILITIES AUTHORITY AND MATTHEWS TRENCHING COMPANY, INC., DECREASING THE CONTRACT AMOUNT BY $6,380 FOR A REVISED CONTRACT PRICE OF $573,595 AND EXTENDING THE CONTRACT TIME BY 60 CALENDAR DAYS FOR THE SUMMIT VALLEY INTERCEPTOR PROJECT AND FINAL ACCEPTANCE OF THE PROJECT.
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BACKGROUND: The Summit Valley Interceptor Project included the installation of approximately 924 feet of 15-inch, 2,106 feet of 12-inch, and 72 feet of 8-inch sanitary sewer line and appurtenances. Through completion of this project, the existing Eastridge Lift Station was taken out of service and demolished and sewage now flows by gravity to the existing Summit Valley Lift Station. The Summit Valley Lift Station was sized with sufficient capacity to handle flows from the entire drainage basin. On June 26, 2018, the Norman Utilities Authority (NUA) approved Contract K-1718-130 authorizing SMC Consulting Engineers, P.C. to proceed with survey, design, and construction management services for the Summit Valley Interceptor sanitary sewer project.
On August 13, 2019, the NUA approved Contract K-1920-4 in the amount of $579,975 with Matthews Trenching Co., Inc., for construction of the Summit Valley Interceptor (Project WW0278).
DESCRIPTION: The proposed final Change Order No. 1 will reconcile "as-bid" to "as-built" quantities. As shown in the change order, the overall project cost will decrease by a total of $6,380 or approximately 1.1% below the original contract amount. The largest modification to the original contract quantities was the elimination of the proposed downstream tie-in manhole by connecting into an existing manhole.
Our consultant SMC Consulting Engineers, P.C. has verified the payment documents and recommends final payment in the amount of $46,649.36.
RECOMMENDATION: It is recommended that the Norman Utilities Authority approve Final Change Order No. 1 to Contract K-1920-4 with Matthews Tre...
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