Ironhouse Sanitary District, CA · Solicitation CS26-09

Redwood Drive Sewer Replacement

Oakley, CA Special district Posted Sep 24, 2026 Last verified Oct 1, 9:20 PM
Plumbing 12 days remaining

Plain-English summary

Verify against the official notice

What the agency needs

Invitation For Bid from Ironhouse Sanitary District, CA - Oakley, CA

Ironhouse Sanitary District, CA - Engineering has issued invitation for bid, solicitation CS26-09.

Ironhouse Sanitary District is requesting bids from qualified contractors

This is a CUPCCAA bid subject to prevailing wage requirements. All qualified contractors are invited to bid on this solicitation. Contractors not currently listed on the District’s Informal CUPCCAA Contractors List must complete and submit the Contractor Registration Form included in the Attachments section and receive District approval prior to submitting a bid. This solicitation will be administered electronically through OpenGov. Contractors are responsible for reviewing all solicitation documents, plans, specifications, addenda, and other attachments made available through OpenGov. Questions regarding the solicitation shall be submitted through OpenGov, and all bids must be submitted electronically through the platform prior to the stated bid deadline.

Responses are due October 14, 2026 at 3:00 PM PDT.

Questions must be submitted by October 9, 2026 at 3:00 PM PDT.

A mandatory pre-proposal conference is scheduled for October 7, 2026 at 10:00 AM PDT at Redwood Drive Oakley, CA 94561.

Commodity categories: Construction Services, General (Incl. Maintenance And Repair Services); Boring, Drilling, Testing, and Soundings, Including Concrete Coring; Construction, General (Backfill Services, Digging, Ditching, Road Grading, Rock Stabilization, etc.); Drilling and Boring Services, Horizontal Directional (HDD and HDB); Excavation Services; Construction Services, Heavy (Incl. Maintenance And Repair Services); Construction, Pipe Culvert; Construction, Pipeline.

Contact: Carlos Carrillo, Business Analyst - Capital Projects (ccarrillo@isd.ca.gov, (925) 474-0270).

11 documents are attached to the notice: Bidder's Bond; Designation of Subcontractors; Non-Collusion Declaration; Debarment Certification; Certification of Drug-Free Workplace; Contractors Certification Regarding Worker's Compensation; 2026 Blank ISD CUPCCAA Prequal App; Addenda Form.

The full solicitation document, addenda and the question-and-answer thread are on the agency's OpenGov portal at https://procurement.opengov.com/portal/isd/projects/306813. Responses are submitted electronically there, and a free vendor account is required before you can upload one.

Who should bid

Plumbing contractors - the work is Oakley, CA.

Deadline

14 October 2026, 3:00 PM PDT (12 days remaining - last confirmed 1 Oct)

How to submit

On the agency's own system, not on BusyBids. Open the official notice

Check before bidding

  • The notice says prevailing wage rates apply - your labour costs have to be priced at the published rates, and certified payroll usually follows.
  • The notice describes a mandatory site visit or pre-bid meeting - a bid from anyone who did not attend is usually rejected unopened.
  • The notice lists a pre-bid meeting on 7 October - check whether attendance is mandatory.
  • Questions close on 9 October, before the bid deadline.

Taken from the notice as published. BusyBids does not assess whether you meet a requirement - confirm anything that matters with the issuing agency.

Important dates

Add all to calendar
EventDate and time
Pre-bid meetingcheck the notice for whether attendance is mandatory 7 October 2026, 10:00 AM PDT check
Questions due 9 October 2026, 3:00 PM PDT check
Bid deadline12 days remaining - last confirmed 1 Oct 14 October 2026, 3:00 PM PDT check 12 days

Times are shown in the agency's own zone. Confirm every deadline against the official notice.

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Where this came from

Collected from OpenGov Procurement - California, first seen 25 September 2026, last confirmed 1 October 2026.

Dates and requirements are reproduced from the source. Confirm every deadline against the official notice before you bid.

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