Marion Avenue Bridge Replacement Bridge No. 131017—Marion Avenue over Unnamed Brook State Project No. L131-0005

The Town of Southington is requesting bids to replace the Marion Avenue bridge over Unnamed Brook with a precast concrete box culvert, with sealed bids due October 6, 2026 at 10:00 a.m. at Southington Town Hall, and a pre-bid meeting at the project site on September 18, 2026 at 10:00 a.m. (attendance recommended but not mandatory). The project is located in Hartford County, Connecticut.

The scope includes removal of the existing bridge, installation of 42 linear feet of precast 10' × 8' concrete box culvert, bridge rail and approach guiderail upgrade, roadway reconstruction, storm drainage installation, and temporary traffic control during an accelerated one-month road closure and detour beginning July 1, 2027. Major work items span earth and rock excavation, cofferdam and dewatering, concrete form liners (1,180 square feet), reinforced concrete pipe, riprap placement, and bituminous concrete pavement reconstruction with sedimentation control systems.

The total contract duration is 150 calendar days, with substantial completion and road reopening required by August 1, 2027. Liquidated damages are assessed at $900 per day for delays beyond the contract period. Bidders must comply with Connecticut prevailing wage rates, CTDOT Standard Specifications Form 819 (2024) with January 2026 supplements, and state contract compliance requirements including CHRO set-aside and non-discrimination provisions. A surety bond of at least 10 percent of the bid amount is required with each proposal; performance and payment bonds equal to 100 percent of contract value are required upon award. General and umbrella liability insurance minimums include $4 million general aggregate, $2 million per occurrence, $2 million products-completed operations aggregate, and $5 million excess liability; workers' compensation as required by Connecticut law and $1 million employer's liability are mandatory. Bidders must submit four copies each of the Bid Proposal Form, Schedule of Prices, Bid Bond, Non-Collusion Affidavit, and a CTDOT Contracts Manager approval letter (CON-16) for Group No. 8 minor bridge work. The bid must remain open for 60 days following opening; the successful bidder must execute the contract within 14 calendar days of award notification. Project award is anticipated December 6, 2026. Bid documents are available through Planet Bids at https://vendors.planetbids.com/portal/61724/portal-home under Bid Opportunity BID-2026-12.