Central Contra Costa Sanitary District - DAS Demonstration - RFSOQ DP 100104
Central Contra Costa Sanitary DistrictUtility District · Martinez, CA- Due
- Oct 5, 2026
- Deadline passed
- Posted
- Sep 14, 2026
- Primary contact
- Capital Projects Admin
- (925) 957-7628
Get notified when Central Contra Costa Sanitary District posts the next one.
Get alerts freeFree account · 30-second setup · No credit card
Summary
Central Contra Costa Sanitary District is seeking statements of pre-qualifications from interested general contractors for the Densified Activated Sludge (DAS) Demonstration project, DP 100104.
The work generally consists of installing a full-scale demonstration of the DAS process, including a hydrocyclone-based physical selection system, compressed air channel mixing system, RAS piping modifications, temporary bypass pumping and piping, and power infrastructure. Submissions are due by October 5, 2026, at 4:00 PM, with a notice of interest deadline on September 23, 2026. Interested contractors must submit responses to 5019 Imhoff Place, Martinez, California, 94553.
- Submit to
- 5019 Imhoff Place, Martinez, California, 94553
- Scope location
- Martinez, California
Questions about this RFSOQ
How do I respond to this RFSOQ from Central Contra Costa Sanitary District?
Review the full solicitation document for submission requirements, evaluation criteria, and deadlines. The submission deadline is October 5, 2026. Submissions should be delivered to: 5019 Imhoff Place, Martinez, California, 94553. For questions, contact Capital Projects Admin.
Can small businesses or minority-owned firms bid on this RFSOQ?
Most government agencies, including Central Contra Costa Sanitary District in CA, encourage participation from small businesses, minority-owned, women-owned, and disadvantaged business enterprises (MBE/WBE/DBE). Check the full solicitation for any small business participation goals.
What happens after the RFSOQ submission deadline?
After the deadline, the issuing agency reviews all submissions against the stated evaluation criteria. This typically includes a compliance check, technical evaluation, cost analysis, and may involve oral presentations with shortlisted vendors.
Can I ask questions about this solicitation before submitting?
Yes, most solicitations allow vendors to submit questions during a designated period. The primary contact is Capital Projects Admin at (925) 957-7628. Questions and answers are typically shared with all prospective bidders.
Show 3 more questions
Where can I find more RFPs from Central Contra Costa Sanitary District?
All active and historical solicitations from Central Contra Costa Sanitary District are tracked and searchable. As a utility district agency, Central Contra Costa Sanitary District regularly publishes solicitations. Visit the agency profile to see current open bids, past contracts, vendor relationships, and decision-maker contacts.
What documents are required to bid on this RFSOQ?
Requirements vary by solicitation, but common documents include a technical proposal, cost/price proposal, proof of insurance, relevant certifications, past performance references, and any forms specified in the solicitation. Review the full document from Central Contra Costa Sanitary District for the complete list.
What is the scope of this project?
This solicitation defines a specific project scope. The scope covers the following locations: Martinez, California. Review the full solicitation for detailed scope requirements.