R. M. Levy Water Treatment Plant Filter Rehabilitation Project

Helix Water District is soliciting sealed bids for the R.M. Levy Water Treatment Plant Filter Rehabilitation Project, with bids due November 17, 2026 at 10:00 a.m. at the District's Administration Office in La Mesa. The scope includes demolition of the existing filter underdrain system and installation of a new underdrain system with filter media, piping, appurtenances, and modifications to ancillary structures including access manways and concrete repairs at the treatment plant site in Lakeside, California.

Prevailing wage rates for San Diego County apply. All contractors and subcontractors must be registered with California's Department of Industrial Relations, hold current Class A contractor licenses, and comply with California Air Resources Board Regulation requirements effective January 1, 2024, including submission of valid Certificates of Reported Compliance for fleet and all listed subcontractors. The successful bidder must self-perform a minimum of 50% of total work and demonstrate verifiable experience installing lateral-style filter underdrain systems in multi-media gravity filters at water or wastewater treatment plants, with at least two projects completed within the last seven years totaling a minimum of 2,000 square feet of installed filter area.

The contract is structured as eight primary bid line items: mobilization and demobilization, demolition and disposal, filter underdrain installation, surface wash piping installation, filter media installation, filter gullet and gallery access manways installation, and concrete repairs allowance ($150,000 Time and Materials). Bid security is 10% of the Total Bid Price, provided as cash, certified check, cashier's check, or bid bond from a California-admitted surety. Successful bidders must furnish a Faithful Performance Bond and a Labor and Material Payment Bond, each equal to 100% of the contract price, and maintain comprehensive insurance with a minimum Financial Strength Rating of "A-" and Financial Size Category "Class VII" per the Best Key Rating Guide. Award will be made to the lowest responsive, responsible bidder; the awardee must execute the contract and provide bonds and insurance within ten working days of Notice of Award. No pre-bid conference will be held. Questions should be submitted to sam.dillman@helixwater.org. Contract documents are available electronically through Bidnet (California Purchasing Group).