STRATEGIC PRIORITY: Transportation & Infrastructure
AGENDA DATE: October 26, 2022
COUNCIL DISTRICT(S): Outside City Limits
DEPARTMENT: Water Utilities Department
EXECUTIVE: Kimberly Bizor Tolbert
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SUBJECT
Title
Authorize an increase in the construction services contract with BAR Constructors, Inc. for additional work associated with the construction of a new pump station to replace the existing Pump Station No. 1 at the Elm Fork Water Treatment Plant - Not to exceed $280,613.16, from $51,322,606.78 to $51,603,219.94 - Financing: Water Construction Fund
Body
BACKGROUND
The Elm Fork Water Treatment Plant located in Carrollton, Texas was originally constructed in the 1950s and is the second largest of three water treatment plants serving the customers of Dallas Water Utilities. The existing Pump Station No. 1 was constructed in 1952 and served as the plant's original raw water and potable water pump station.
On September 27, 2017, City Council authorized a contract with BAR Constructors, Inc. for the construction of a new pump station to replace the existing Pump Station No. 1 at the Elm Fork Water Treatment Plant by Resolution No. 17-1563. Due to its age, replacement of the existing pump station is necessary to bring the facility up to current standards and capacity requirements. The new facility includes the installation of four, 55 million gallons per day (MGD) raw water pumps and four, 40 MGD potable water pumps as well as associated yard piping, valves, and electrical improvements that will provide greater flexibility and efficiency in pumping operations. Also included are post clearwell chlorine and ammonia feeds which will improve water quality into the distribution system.
On June 12, 2019, City Council authorized Change Order No. 1 to the construction services contract for additional labor and materials required to construct a 4160V transformer as well as additional work identified...
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