Delta Diablo Secondary Process Improvements Phase 1 Bid - 22126-D
Delta DiabloSpecial District · Antioch, CA- Due
- Aug 5, 2026
- Deadline passed
- Posted
- Jun 25, 2026
- Primary contact
- Sean Williams
- (925) 756-1926
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THE 30-SECOND BRIEF
Delta Diablo is soliciting bids for Phase 1 of its Secondary Process Improvements, including construction of three aeration basins, a secondary clarifier, and pumping stations. Bids are due August 5, 2026.
Construction of aeration basins, Secondary clarifier, Pumping stations, And associated piping; installation of blowers and thickeners; site improvements; demolition of existing facilities.
SUMMARY
Delta Diablo is soliciting bids for Phase 1 of its Secondary Process Improvements, including construction of three aeration basins, a secondary clarifier, and pumping stations. Bids are due August 5, 2026.
REQUIRED DELIVERABLES
4- Construction of aeration basins, Secondary clarifier, Pumping stations, And associated piping
- Installation of blowers and thickeners
- Site improvements
- Demolition of existing facilities
- Submit to
- 2500 Pittsburg-Antioch Hwy, Antioch, California, 94509
- Scope location
- Antioch, CA
Questions about this RFP
How do I respond to this Bid from Delta Diablo?
Review the full solicitation document for submission requirements, evaluation criteria, and deadlines. The submission deadline is August 5, 2026. The solicitation specifies required deliverables that must be addressed in your response. Submissions should be delivered to: 2500 Pittsburg-Antioch Hwy, Antioch, California, 94509. For questions, contact Sean Williams.
Can small businesses or minority-owned firms bid on this Bid?
Most government agencies, including Delta Diablo 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 Bid 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 Sean Williams at (925) 756-1926. Questions and answers are typically shared with all prospective bidders.
What are the key deliverables?
The solicitation specifies the following deliverables: Construction of aeration basins, Secondary clarifier, Pumping stations, And associated piping; installation of blowers and thickeners; site improvements; demolition of existing facilities.. Proposals should clearly address how each deliverable will be met.
Can I search Bids like this in ChatGPT or Claude?
Yes. Civic IQ has an MCP server that connects ChatGPT, Claude and other AI assistants to live Civic IQ data: open RFPs, pre-RFP signals from public meetings, awarded contracts and agency decision-makers across 100,000+ US public agencies. Add https://beta.mcp.civiciq.com/mcp as a connector (in ChatGPT under Settings > Apps & Connectors, in Claude under Settings > Connectors) and sign in with a free Civic IQ account at civiciq.com/mcp.
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Where can I find more RFPs from Delta Diablo?
All active and historical solicitations from Delta Diablo are tracked and searchable. As a special district agency, Delta Diablo 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 Bid?
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 Delta Diablo for the complete list.
What is the scope of this project?
This solicitation defines a specific project scope. The scope covers the following locations: Antioch, CA. Review the full solicitation for detailed scope requirements.