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This is a construction specification and bidding document issued by the San Bernardino County Department of Public Works - Special Districts for the Wildland Firefighting Helitanker Station project (Project No. 1378.0185). The project requires sealed bids due July 9, 2026 at 2:30 p.m., with an optional pre-bid meeting scheduled for June 26, 2026 at 10:00 a.m. at the project site and virtual bid opening via Microsoft Teams. The scope of work includes installation of a permanent 3,000-5,000 gallon open-top metal aerial refilling cistern engineered to withstand winds exceeding 65 miles per hour with a 6-10 minute refill cycle, a dechlorination system treating 175-250 gallons per minute, redundant solar-powered systems with dual battery and solar panel sets, SCADA and cellular communication capabilities, solar-powered LED lighting, a 12-inch Class 150 AC pipe hot tap water connection with backflow prevention, a 6-inch ductile iron service line, site preparation including a graded 25-foot by 25-foot pad with compacted foundation, a permanent solar-powered LED aviation wind cone system with 10-foot mast, perimeter fencing, and electrical shore power connections. Final completion is required within 180 calendar days from the Notice to Proceed, with liquidated damages of $1,800 per calendar day for delays.

Bidders must be licensed California Class A contractors with demonstrated completion of at least three similar projects within the past five years. California prevailing wage requirements apply, and both contractors and all subcontractors must be registered with the Department of Industrial Relations per Labor Code Section 1725.5. Bid bonds or certified checks equal to ten percent of the base bid price are required, with bids valid for 60 calendar days following opening. A supplemental line item for force account addressing unforeseen utility conflicts is included at $40,000. Performance and labor and material payment bonds, each equal to 100 percent of the contract sum, must be provided by an approved California surety. Comprehensive general liability insurance of $1,000,000 combined single limit, workers' compensation insurance, and builder's risk insurance with San Bernardino County and the District named as additional insureds are mandatory. All permits, including excavation and encroachment permits, must be obtained by the contractor at its own expense. Bidders must register with the County's Electronic Procurement Network (ePro) prior to submission.