The City of Thornton is soliciting sealed bid proposals for the construction of flashing yellow arrow signal modifications. The project involves converting existing traffic signal heads. Proposals will be received until 3:00 p. m. on May 20, 2026, at which time they will be publicly opened. Late proposals will not be accepted. Vendors are responsible for ensuring timely delivery. The engineers' estimate for construction is $1,500,000. The project is grant-funded through CDOT. Davis Bacon wages are required. Contractors must be pre-qualified with CDOT. Bid documents and addenda are available on www. ***. *. * optional pre-bid conference will be held via Zoom on May 6, 2026, at 10:00 a. m. Bidders must acknowledge all addenda. Each bid proposal must be accompanied by a certified check, cashier's check, or bid bond of at least five percent of the bid proposal amount. The successful bidder will be required to furnish a performance bond and a labor and material payment bond. Thornton reserves the right to reject any or all proposals.
The deadline for submission of sealed bid proposals is May 20, 2026, at 3:00 p. m. Late proposals will not be accepted under any circumstances.
The document outlines payment procedures, including applications for payment, retainage, and final payment, but specific payment terms are detailed within the contract documents and exhibits.
The contract documents mention a warranty correction period, which begins on the date of initial acceptance, but specific details are within the General Conditions.
The successful bidder will be determined on the basis of the lowest responsive and responsible bid proposal.
Contractors interested in submitting a bid proposal must at a minimum be pre-qualified with the Colorado Department of Transportation (CDOT).
Liquidated damages may be assessed should the contractor fail to substantially complete all work in the allotted time period.
The document mentions an optional pre-bid conference, but does not explicitly state a requirement or process for a site visit.
The contract documents mention submittals of samples as part of the process, but do not specify a requirement for sample submission with the bid proposal.
The document does not specify a deadline for challenging the bid or award.
The engineers' estimate for construction is approximately one million five hundred thousand dollars ($1,500,000).