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CHANGE ORDER NO. TWO TO CONTRACT K-1920-2: BY AND BETWEEN THE NORMAN UTILITIES AUTHORITY AND H&H PLUMBING & UTILITIES, INC., DECREASING THE CONTRACT AMOUNT BY $13,489.08 FOR A REVISED CONTRACT AMOUNT OF $1,431,274.78 FOR PHASE IV, 24-INCH WATER TRANSMISSION LINE FROM TIMBERDELL ROAD AND CHAUTAUQUA AVENUE TO JENKINS AVENUE AND CONSTITUTION STREET AND FINAL ACCEPTANCE OF THE PROJECT.
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BACKGROUND: On January 24, 2017, the Norman Utilities Authority (NUA) approved Contract K-1617-93 authorizing Poe and Associates to proceed with survey, design, and construction management services for the Segment D water line project as recommended by the 2003 Water Master Plan to install a water transmission main from Lindsey Street and Chautauqua Avenue to Highway 9 and Jenkins Avenue. The initial phase was previously installed along Chautauqua Avenue from Lindsey Street to Timberdell Road.
This project installed approximately 4,400 feet of 24-inch water line along the south side of Timberdell Road and then along the east side of Jenkins Ave within Reaves Park to the south side of Constitution Avenue. The existing 12-inch ductile iron pipe within Reaves Park was abandoned and services were transferred over to the new main. The future installation along Jenkins Avenue down to Highway 9 will be done by a future construction project.
Additionally, the recommended portfolio for the 2060 Strategic Water Supply Plan recommended a future non-potable irrigation system from the Water Reclamation Facility to irrigate Reaves Park to reduce the demand on the water system. This project also installed 2,000 feet of the 16-inch non-potable water line parallel to the 24-inch potable water line.
Change Order No. 1 was also approved on February 25, 2020, which authorized the installation of approximately 400 feet of 8-inch line within Reaves Park to replace the existing water line installed in the 1950s. Change Order No. 1 also modified the crossing of Jenkins Avenue fro...
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