TR_CB_0173_0542_SSP_102_286.dxf

This is a design file (AutoCAD .dxf format) supporting an Invitation for Bids 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 scope of work 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. The project includes 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 featuring drilled shaft foundations with minimum 2-foot diameter and 4,000 PSI concrete, with 16- to 18-foot vertical clearance required. 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. Connecticut DOT Signal Lab approval is required at least 45 days prior to revision.

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 be prequalified with CTDOT and submit a Bid Proposal Request Form for approval. A bid bond equal to 30 percent of the bid amount is required, submitted in PDF format to dotbid@ct.gov prior to bid 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. Pre-bid questions close at 9:00 a.m. the Monday before bid opening via the CTDOT Q&A portal. Bidding occurs through the enhanced Bid Express (Bidx.com) platform with no software installation required. Questions should be directed to Rebecca Buonocore at 860-594-2231 or Rebecca.Buonocore@ct.gov.