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Consider and take action approving Amendment No. 5 to the Master Services Agreement with Garver, LLC, in the amount not to exceed $457,388 conditional on Debt forgiveness funding from the Oklahoma Department of Environmental Quality for Professional Engineering Services to develop a feasibility study and green sand pilot for Manganese treatment for City of Lawton's drinking water source .
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INITIATOR: Rusty Whisenhunt, Director of Public Utilities
STAFF INFORMATION SOURCE: Rusty Whisenhunt, Director of Public Utilities
BACKGROUND: On June 27, 2023, City Council approved the Master Service Agreement with Garver, LLC. On July 25, 2023, City Council approved Amendment No. 1 which includes scope of services and fee to provide Professional Engineering services for water and sewer system rehabilitation defined in work package #1. On October 10, 2023, City Council approved Amendment No. 2 which services water line rehabilitation and replacement on Maps 46, 53, and 58. On January 23, 2024, City Council approved Amendment No. 3 to update the City of Lawton's Stormwater Master Plan. On March 12, 2024, City Council approved Amendment No.4 to the MSA for design of the Numu Creek Drainage Improvement Project. Amendment No. 5 includes engineering services to develop a desktop feasibility study and green sand pilot for Manganese (Mn) treatment for the City of Lawton's drinking water source. The feasibility study will include lake mixing at Lake Ellsworth (Lake), chemical treatment at the Lake and chemical treatment at the Owner's Southeast Water Treatment Plant (SEWTP). The green sand pilot will be for the raw water influent from the City of Lawton's SEWTP. This project will be contingent upon drinking water state revolving fund (DWSRF) loan forgiveness being approved. This project will comply with Oklahoma Department of Environmental Quality's (ODEQ) approvals and procurements.
This project is imperative in providing the Safe Community standard of ...
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