Machado Wastewater Treatment Facility Upgrade And Expansion

The San Miguel Community Services District is soliciting bids for the Machado Wastewater Treatment Facility Upgrade and Expansion project in San Miguel, California. This comprehensive infrastructure project aims to increase facility capacity and ensure compliance with General Waste Discharge Requirements Order No. R3-2020-0020. The scope of work includes the demolition of existing influent and metering stations and electrical switchgear, followed by the construction of a new influent lift station, working equalization tank, effluent pump station, septage receiving station, and three new percolation beds. Additional site improvements include a new electrical building, vehicle wash bay, fueling station, stormwater detention pond, and various utility installations, including an on-site recycled water system. The project is expected to take 820 calendar days to complete and is supported by a 44.79 million dollar Clean Water Construction Loan from the California State Water Resources Control Board. Bids are due by November 20, 2026, and will be awarded to the apparent low bidder based on the Base Bid plus Additive Bid Item No. 1. The contract is governed by the EJCDC C-700 Standard General Conditions of the Construction Contract (2018) and requires strict adherence to California prevailing wages and federal Davis-Bacon requirements. Bidders must provide a bid bond for 10% of the total bid price, and the successful contractor must furnish performance and payment bonds equal to 100% of the contract price. Required submissions include a non-collusion declaration, certifications regarding the Iran Contracting Act and Russian economic sanctions, and a Disadvantage Business Enterprise Good Faith Effort Certification. Quality assurance will be managed through periodic inspections by the Engineer and a final bioassay test of the UV system prior to final completion.