TO: Members of the Governing Board
FROM: Christopher Silke - District Engineer
REPORT BY: Annamaria Martinez, Assistant Engineer
SUBJECT: Award Construction Contract for the Transfer Pumping Equipment and Storage Project, LB 25-01
RECOMMENDATION
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Award a Construction Contract to Pridmore Brothers Construction, Inc. for the "Transfer Pumping Equipment and Storage Project," LB 25-01. (Fiscal Impact: $78,000 Expense; Lake Berryessa Resort Improvement District Fund; Budgeted; Discretionary)
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BACKGROUND
The District filed an application for public water system funding assistance through the Department of Water Resources (DWR) Small Community Drought Relief Program (SCDRP) in November 2021 seeking a total of $637,000 to cover costs associated with the District's Emergency Drought Response. The project implements groundwater and sub-channel creek supply feasibility investigations and strengthens the system's ability to sustain water supply during critically dry years. Project elements are listed below.
1. The installation of a seasonal floating intake structure to compensate for declining water levels in Putah Creek due to severe drought;
2. Extending the water supply intake to a nearby alluvium gravel bar and replacing a dilapidated Concrete Masonry Unit (CMU) Intake Utility Building with a new building and a Potassium Permanganate chemical treatment process for pre-treatment of raw water;
3. Purchase and acquisition of portable pumping equipment, hoses and a tank placed at the water supply intake pool to carry out temporary water transfers within the Putah Creek basin from upstream pools to the stationary intake; and
4. Conduct hydrogeologic explorations for a potential alluvial or fractured rock deep well supply in proximity to the Berryessa Estates water service area that can satisfy the community's maximum daily water demand.
DWR SCDRP Funding Agreement No. 240301B was issued to the District in June 2023 and formally executed on August 28, 2023. T...
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