El Cajon Tank Platform Upgrade Project

Helix Water District is requesting bids on the El Cajon Tank Platform Upgrade Project, consisting of steel-to-aluminum platform replacement, guardrail and gate installation, roof hatch extension, and interior ladder replacement, with bids due October 1, 2026 at 11:30 a.m. at the District's Administration Office in La Mesa. A non-mandatory pre-bid conference is scheduled for September 22, 2026 at the El Cajon Tank site, with optional boom-truck access to the existing platform.

Bidders must hold a California Class A contractor's license and maintain active registration with the California Department of Industrial Relations. Self-performance of a minimum of 50 percent of work is required. Bidders must demonstrate at least $1 million in construction volume on no more than five projects completed within the last seven years for a public agency, with specific experience in tank rehabilitation projects including structural roof repair. All contractors and subcontractors must comply with San Diego County prevailing wage requirements and California Air Resources Board Fleet Compliance and In-Use Off-Road Diesel-Fueled Fleets Regulations; valid Certificates of Reported Compliance must be provided.

The scope comprises six line items: mobilization/demobilization, removal of existing materials, furnishing and installing the aluminum platform system with grating and guardrails, ladder installation, roof hatch extension, and electrical box and conduit installation. A bid guarantee of not less than 10 percent of the total bid price is required in the form of cash, certified check, or bid bond. The successful bidder must furnish Faithful Performance and Labor and Material Payment Bonds each equal to 100 percent of the contract price from a California-admitted surety company. Contract execution, bonds, and insurance are due within 10 working days of Notice of Award; work begins within 10 working days of Notice to Proceed. Bids remain valid for 60 calendar days after opening. The District will award to the lowest responsive, responsible bidder. Bid documents are available electronically through Bidnet (California Purchasing Group).