County of Alameda - 224 W. Winton Building Roof Replacement - Bid No. 902811 (2026)
Alameda CountyCounty · Oakland, CA- Due
- Dec 17, 2026
- 41 days left
- Posted
- Nov 3, 2026
- Contract term
- 1 year
- Primary contact
- Lorena Guadiana
- (510) 208-9524
The 30-second brief
The County of Alameda General Services Agency is seeking sealed bids for the 224 W. Winton Building Roof Replacement project, Bid No. 902811, located in Hayward, California. The scope of work encompasses a complete turn-key roof replacement including the removal and disposal of existing roofing systems down to the structural metal deck, installation of low-slope modified bituminous roofing, clerestory standing-seam metal roofing, skylights, passive vents, flashings, coping, drains, insulation, restoration coatings, and required hazardous materials controls for asbestos and lead. The budgetary estimate is approximately $2,000,000, with a contract duration of 240 calendar days. Bidders must possess a California State Contractor License (Class B or C39) and DIR registration. A mandatory pre-bid conference and site visit is scheduled for November 18, 2026. Bids are due by December 17, 2026, at 2:00 pm, submitted online through the County of Alameda Procurement Portal.
Lowest responsive responsible bidder based on the base bid amount only
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Summary
The County of Alameda General Services Agency is seeking sealed bids for the 224 W. Winton Building Roof Replacement project, Bid No. 902811, located in Hayward, California.
The scope of work encompasses a complete turn-key roof replacement including the removal and disposal of existing roofing systems down to the structural metal deck, installation of low-slope modified bituminous roofing, clerestory standing-seam metal roofing, skylights, passive vents, flashings, coping, drains, insulation, restoration coatings, and required hazardous materials controls for asbestos and lead. The budgetary estimate is approximately $2,000,000, with a contract duration of 240 calendar days. Bidders must possess a California State Contractor License (Class B or C39) and DIR registration. A mandatory pre-bid conference and site visit is scheduled for November 18, 2026. Bids are due by December 17, 2026, at 2:00 pm, submitted online through the County of Alameda Procurement Portal.
EVALUATION CRITERIA
Lowest responsive responsible bidder based on the base bid amount only
REQUIRED ATTACHMENTS
8- Bid Security Form or other security
- Designated Subcontractors List
- Site-Visit Certification
- Non-Collusion Affidavit
- Completed Debarment Form
- Certification for Contracts
- Grants
- Loans and Cooperative Agreements
- Submit to
- https://procurement.opengov.com/portal/acgov
- Duration
- 8 months
- Scope location
- Hayward, CA
- Reported agency
- County of Alameda
Questions about this BID
How do I respond to this Bid from Alameda County?
Review the full solicitation document for submission requirements, evaluation criteria, and deadlines. The submission deadline is December 17, 2026. Be sure to include all required attachments as outlined in the solicitation. Submissions should be delivered to: https://procurement.opengov.com/portal/acgov. For questions, contact Lorena Guadiana.
Can small businesses or minority-owned firms bid on this Bid?
Most government agencies, including Alameda County 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 Lorena Guadiana at (510) 208-9524. Questions and answers are typically shared with all prospective bidders.
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What are the evaluation criteria for this solicitation?
This solicitation includes specific evaluation criteria that will be used to score proposals. The criteria include: "Lowest responsive responsible bidder based on the base bid amount only" Vendors should carefully align their proposals with each criterion to maximize their score.
Where can I find more RFPs from Alameda County?
All active and historical solicitations from Alameda County are tracked and searchable. As a county agency, Alameda County regularly publishes solicitations. Visit the agency profile to see current open bids, past contracts, vendor relationships, and decision-maker contacts.
What is the contract term for this solicitation?
The anticipated contract term is 1 year. Contract terms may include renewal options.
Is this solicitation still open for submissions?
Based on the posted deadline of December 17, 2026, this solicitation appears to still be accepting submissions. Deadlines may change through amendments or addenda, so always verify the current status directly with the issuing agency before preparing your response.
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. This solicitation specifically requires the following attachments: Bid Security Form or other security, Designated Subcontractors List, Site-Visit Certification, Non-Collusion Affidavit, Completed Debarment Form, Certification for Contracts, Grants, Loans and Coopera. Review the full document from Alameda County for the complete list.
What is the scope of this project?
This solicitation defines a specific project scope. The scope covers the following locations: Hayward, CA. Review the full solicitation for detailed scope requirements.