Densified Activated Sludge Demonstration

The Central Contra Costa Sanitary District is soliciting sealed bids for the Densified Activated Sludge Demonstration project located at 5019 Imhoff Place, Martinez, California. This lump-sum contract involves the installation and operation of wastewater equipment, including the delivery of a continuous 24/7 pumping system monitoring service for an initial three-month period. The scope of work encompasses exterior improvements, process interconnections, and the handling of process gas and liquids, with requirements for the contractor to provide a construction schedule, record project drawings, and asset reference manuals. The award will be granted to the lowest bidder based on the Base Bid Schedule A, with additive items in Schedule B considered at the District's discretion. Key operational requirements include strict adherence to packaging and marking standards, such as the use of stainless steel equipment tags and UL certification for control panels. The contractor must commence site work within ten calendar days of the Notice to Proceed and provide written notice two working days prior to starting. Compliance with California Labor Code Section 1771.4 for prevailing wages is mandatory, and the successful bidder must provide performance and payment bonds, as well as required insurance certificates within ten days of the award. Inspection and acceptance will occur at both the factory and the job site, with the District's Engineer providing final approval. Bids must be submitted in a sealed envelope to the Secretary of the District by the specified deadline.