TR_CB_0173_0542_SSP_075_201.dgn

This is a design file (TR_CB_0173_0542_SSP_075_201.dgn) related to the Connecticut Department of Transportation's Invitation for Bid (IFB) 0173-0542 for the installation and revision of traffic control signals across eight municipalities in District 3. The project encompasses eight signalized intersections located in Branford, Norwalk, Westport, Madison, New Haven, North Bridgeport, East Haven, and Guilford. Scope of work includes 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. The work also involves removal of abandoned equipment, installation of handholes and circuit breakers, and coordination with utility companies including Eversource. Mast arm assemblies must comply with AASHTO LRFD specifications with drilled shaft foundations (minimum 2-foot diameter, 4,000 PSI concrete, #8 rebar Grade 60) and 16- to 18-foot vertical clearance. Bids are due July 1, 2026 at 2:00 p.m. EDT, with pre-bid questions closing at 9:00 a.m. the Monday before bid opening submitted through http://contractsqanda.dot.ct.gov.

All bidders must be prequalified with CTDOT and submit a Bid Proposal Request Form for approval prior to bidding. A bid bond equal to 30 percent of the bid amount is required, submitted in PDF to dotbid@ct.gov prior to opening. 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, including submission of DBE Regular Dealer/Distributor Affirmation Forms. Construction specifications are governed by the Connecticut Department of Transportation Standard Specifications for Roads, Bridges, Facilities and Special Provisions, Form 819 (July 2025). All traffic signal equipment must follow CTDOT Traffic Standard Sheets and CTDOT Highway Standard Sheets, with Connecticut DOT Signal Lab approval required at least 45 days prior to revision. Time-based coordination and wireless radio systems for signal synchronization are required at selected locations. Bidding utilizes the enhanced Bid Express (Bidx.com) platform with no installed software required. For questions, contact Rebecca Buonocore at 860-594-2231 or Rebecca.Buonocore@ct.gov.