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Current Bid/RFP Opportunities

PLEASE NOTE: Public works projects (construction) are not included on this page. For bid information including planholder lists on public works projects, please contact ENGINEERING SERVICES at 925-756-1900 or check the Projects page of this website.

Current Requests for Proposal

Resource Recovery Facility Master Plan
The District is currently seeking proposals for the District’s Resource Recovery Facility Master Plan (RRFMP).  The RRFMP will provide the District with a strategic planning document to guide near- and long-term infrastructure and operational improvements.  The Request for Proposals (RFP) describes the RRFMP goals, key focus areas, and scope of work outline.  Interested consulting firms or consulting firm teams are encouraged to submit a proposal.   The consultant selection process and schedule details are included in the RFP. Please note that a non-mandatory pre-proposal meeting is schedule on June 13 at 11:00 AM at the District’s offices.  Proposals are due July 10, 2019 at 3:00 PM.  See the RFP for additional details.

Resource Recovery Facility Master Plant RFP

Bids and Requests for Proposal

Delta Diablo (District) uses BidSync for most non-public works bids and RFP's.  Please register here and you will automatically be notified of upcoming opportunities. There are no fees and registration is free. 

Purchasing Contact Information 
Delta Diablo 
Purchasing Division 
2500 Pittsburg-Antioch Hwy 
Antioch, CA 94509