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City of Thornton - Wes Brown Water Treatment Plant PAC Facility Improvements - Project No. 24-147 (2026)

City of Thornton city logoCity of Thornton city
Due
Dec 3, 2026
20 days left
Posted
Nov 3, 2026
Primary contact
Andrew Villarreal
(303) 538-7556

The 30-second brief

What they're buying

The City of Thornton is soliciting bids for the construction of Wes Brown Water Treatment Plant PAC Facility Improvements, Project No. 24-147, located in Thornton, CO. The work includes installing a bulk chemical silo and screw conveyor feed system for additional onsite storage of powdered activated carbon (PAC), constructing a foundation pad for two storage silos, adding a TSS meter and free chlorine probe at the sludge lagoon overflow structure, structural cast-in-place concrete mat foundations, electrical connections, piping, and process integration. Bids are due by December 3, 2026, at 3:00 p.m. An optional pre-bid conference will be held via Teams Teleconference on November 10, 2026, at 3:30 p.m. Bidders must be pre-qualified under Thornton's Request for Contractor Qualifications for City of Thornton Utilities Projects.

What you must deliver

Bulk chemical silo and screw conveyor feed system, Foundation pad for storage silos, TSS meter, Free chlorine probe, Structural cast-in-place concrete mat foundation, 12" and 5" concrete coring, FRP ladder, Coatings, Panelboard HP-1, Grounding and bonding, Duct banks, Conduit and conductors, PAC silo electrical connections, Drilled piers, Utility trenching, Pipe bedding, Flowable fill, Rough and fine grading, Sawcut asphalt/recut, Asphalt removal, Asphalt pavement, Concrete curb/gutter, Erosion control, Bollard, 8" PVC (SDR-25), 4' sanitary sewer manhole, Process integration and control panels, Process integration (TSS sensor and analyzer), Process integration (total chlorine sensor and analyzer), PAC basin mixer drive, PAC silo and appurtenances, 4" SCH 40 steel piping - PAC fill panel to silo, TSS meter (YSI ViSolid 700 IQ), Chlorine probe (E+H Memosens CCS5E)

How it's scored

Lowest responsive and responsible Bid Proposal, Thornton-based business consideration

20 days left to submitDue Dec 3

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Summary

The City of Thornton is soliciting bids for the construction of Wes Brown Water Treatment Plant PAC Facility Improvements, Project No. 24-147, located in Thornton, CO. The work includes installing a bulk chemical silo and screw conveyor feed system for additional onsite storage of powdered activated carbon (PAC), constructing a foundation pad for two storage silos, adding a TSS meter and free chlorine probe at the sludge lagoon overflow structure, structural cast-in-place concrete mat foundations, electrical connections, piping, and process integration.

Bids are due by December 3, 2026, at 3:00 p.m. An optional pre-bid conference will be held via Teams Teleconference on November 10, 2026, at 3:30 p.m. Bidders must be pre-qualified under Thornton's Request for Contractor Qualifications for City of Thornton Utilities Projects.

EVALUATION CRITERIA

Lowest responsive and responsible Bid Proposal, Thornton-based business consideration

REQUIRED DELIVERABLES

Bulk chemical silo and screw conveyor feed system, Foundation pad for storage silos, TSS meter, Free chlorine probe, Structural cast-in-place concrete mat foundation, 12" and 5" concrete coring, FRP ladder, Coatings, Panelboard HP-1, Grounding and bonding, Duct banks, Conduit and conductors, PAC silo electrical connections, Drilled piers, Utility trenching, Pipe bedding, Flowable fill, Rough and fine grading, Sawcut asphalt/recut, Asphalt removal, Asphalt pavement, Concrete curb/gutter, Erosion control, Bollard, 8" PVC (SDR-25), 4' sanitary sewer manhole, Process integration and control panels, Process integration (TSS sensor and analyzer), Process integration (total chlorine sensor and analyzer), PAC basin mixer drive, PAC silo and appurtenances, 4" SCH 40 steel piping - PAC fill panel to silo, TSS meter (YSI ViSolid 700 IQ), Chlorine probe (E+H Memosens CCS5E)

REQUIRED ATTACHMENTS

Certified check
Cashier's check
Bid bond5%
Performance Bond100%
Labor and Material Payment Bond100%
W-9 Taxpayer ID Form
Insurance certificate(s)
Additional insured endorsements
ACORD Form 101
Signed addenda
Reference Authorization and Release Form
Submit to
Contract Administration Office at the City of Thornton City Hall (2nd floor), 9500 Civic Center Drive, Thornton, CO 80229-4326
Scope location
Thornton, CO
Reported agency
City of Thornton

Questions about this IFB

How do I respond to this IFB from City of Thornton city?

Review the full solicitation document for submission requirements, evaluation criteria, and deadlines. The submission deadline is December 3, 2026. The solicitation specifies required deliverables that must be addressed in your response. Be sure to include all required attachments as outlined in the solicitation. Submissions should be delivered to: Contract Administration Office at the City of Thornton City Hall (2nd floor), 9500 Civic Center Drive, Thornton, CO 80229-4326. For questions, contact Andrew Villarreal.

Can small businesses or minority-owned firms bid on this IFB?

Most government agencies, including City of Thornton city in CO, 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 IFB 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 Andrew Villarreal at (303) 538-7556. Questions and answers are typically shared with all prospective bidders.

What are the key deliverables?

The solicitation specifies the following deliverables: Bulk chemical silo and screw conveyor feed system, Foundation pad for storage silos, TSS meter, Free chlorine probe, Structural cast-in-place concrete mat foundation, 12" and 5" concrete coring, FRP ladder, Coatings, Panelboard HP-1, Grounding and bonding, Duct banks, Conduit and conductors, PAC sil. Proposals should clearly address how each deliverable will be met.

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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 and responsible Bid Proposal, Thornton-based business consideration" Vendors should carefully align their proposals with each criterion to maximize their score.

Where can I find more RFPs from City of Thornton city?

All active and historical solicitations from City of Thornton city are tracked and searchable. As a city agency, City of Thornton city regularly publishes solicitations. Visit the agency profile to see current open bids, past contracts, vendor relationships, and decision-maker contacts.

Is this solicitation still open for submissions?

Based on the posted deadline of December 3, 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 IFB?

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: Certified check, cashier's check, or bid bond (5%), Performance Bond (100%), Labor and Material Payment Bond (100%), W-9 Taxpayer ID Form, insurance certificate(s), additional insured endorsements, AC. Review the full document from City of Thornton city for the complete list.

What is the scope of this project?

This solicitation defines a specific project scope. The scope covers the following locations: Thornton, CO. Review the full solicitation for detailed scope requirements.

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