City of Los Banos #24-WC-0008

City of Los Banos Final Kilometer Sewer Trunk Line Replacement Project – Award to Rolfe Construction, Inc.

The City of Los Banos is awarding a contract for the Final Kilometer Sewer Trunk Line Replacement Project, a major public works construction effort to upgrade critical sewer infrastructure in Merced County, California. - Government Buyer: - City of Los Banos, Public Works Department - Key contacts: Charles Bergson, P.E. (Public Works Director/City Engineer), Sara Blevins (Assistant City Clerk/HR Analyst) - Awardee: - Rolfe Construction, Inc. (intent to award) - Products and Materials: - 3,328 linear feet of 36-inch HDPE SDR 21 (Class 100 PSI) gravity sewer pipeline - 15 units of 60-inch manholes (base, riser, cone, frame, grate, apron) - 368 linear feet of 48-inch RGRCP ASTM C361 C-25 pipe (supplied by City) - 100 linear feet of 30-inch HDPE SDR 21 pipe (for permanent repair, supplied by City) - Sewer junction box with lockable, traffic-rated doors and grating supports - Services and Construction Scope: - Construction of San Luis Canal siphon, turnout, and outlet (including reinforced concrete, steel pipe, rip rap, geotextile fabric, safety features) - San Luis Drain and Santa Fe Canal crossings (including encasement, slurry, and use of existing sleeves) - Sewer bypass pumping system (furnish, install, operate, maintain) - Traffic control and detour planning and implementation - Abandonment and filling of existing 24-inch sewer pipeline and manholes - Manhole protective coating (alternate bid item) - Mobilization/demobilization, bonds, insurance, permits, and worker/public protection per OSHA/CAL-OSHA - Storm Water Pollution Prevention Plan (SWPPP) and Dust Control Plan (DCP) - Unique/Notable Requirements: - City supplies 48-inch RGRCP pipe and gaskets; contractor responsible for field bends - Special completion window for work within San Luis Canal right-of-way (June 1 to July 15) - Compliance with prevailing wage laws and California State Contractor’s License (Class A) required - Sewer bypass and traffic control must be maintained throughout construction - Estimated Contract Value: - Bids ranged from approximately $5.7 million to $8.2 million - Locations: - Primary work: San Luis Canal, San Luis Drain Crossing, Santa Fe Canal, and City of Los Banos, Merced County, CA - City of Los Banos City Hall (520 J Street) and Public Works Department (411 Madison Ave.) for administration and contracting - OEMs and Vendors: - No specific OEMs named for HDPE or RGRCP pipe; City is supplier for 48-inch RGRCP - Potential Competitors: - Mid Cal Pipeline & Utilities Inc., Mozingo Construction, Inc., Mountain Cascade, Inc., Steve P. Rados, Inc., and other regional heavy civil contractors

Description

The City of Los Banos is soliciting sealed bids for the construction of the Final Kilometer Sewer Trunk Line Replacement Project. The project involves furnishing and installing approximately 3,328 linear feet of 36-inch HDPE pipe, 60-inch manholes, constructing a San Luis Drain crossing, sewer junction box, sewer bypass, traffic control, and other related infrastructure. The project completion time is 242 working days with a special completion window for work within the San Luis Canal right-of-way from June 1 to July 15, 2025. Bids are due by 2:00 p.m. PST on March 21, 2025, and must include a cashier’s or certified check or bidder’s bond for at least 10% of the bid amount. The successful bidder must hold a current California State Contractor’s License (Class A).

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