TR_CB_0173_0542_SSP_015_245.dgn

This is a design file (dgn format) supporting an Invitation for Bid (IFB 0173-0542) issued by the Connecticut Department of Transportation for installation and revision of traffic control signals across eight municipalities in District 3, including Branford, Norwalk, Westport, Madison, New Haven, North Bridgeport, East Haven, and Guilford. The project encompasses new traffic signal equipment, pedestrian signal faces with accessible push buttons, mast arm assemblies, video and radar detection systems, LED light standards, concrete and bituminous sidewalk ramps, pavement markings, crosswalks, and emergency vehicle pre-emption equipment at eight signalized intersections. Work includes removal of abandoned equipment, installation of handholes and circuit breakers, and coordination with utility companies, including Eversource. Connecticut DOT Signal Lab approval is required at least 45 days prior to signal revision. Mast arm assemblies must comply with AASHTO LRFD specifications featuring drilled shaft foundations with minimum 2-foot diameter and 4,000 PSI concrete. Time-based coordination and wireless radio systems for signal synchronization are required at selected locations. Bids are due July 1, 2026, at 2:00 p.m. EDT.

A bid bond of 30 percent of the bid amount is required, submitted in PDF format to dotbid@ct.gov prior to opening. Bidders must be prequalified with CTDOT and submit a Bid Proposal Request Form for approval. All traffic signal equipment must follow CTDOT Traffic Standard Sheets and CTDOT Highway Standard Sheets, with construction specifications governed by Connecticut Department of Transportation Standard Specifications for Roads, Bridges, Facilities and Special Provisions, Form 819 (July 2025). Bidders must acknowledge all contract addenda on the DAS State Contracting Portal, submit a Non-Collusion Statement and OPM Form 1 (Campaign Contribution Certification), and comply with DBE requirements where applicable. Pre-bid questions close at 9:00 a.m. the Monday before bid opening via http://contractsqanda.dot.ct.gov. Bidding uses the enhanced Bid Express platform through Bidx.com with no required installed software. Contact Rebecca Buonocore at 860-594-2231 or Rebecca.Buonocore@ct.gov for questions.