Heroes Tunnel Rehabilitation and Route 15 Interchange 46 Improvements

The State of Connecticut’s Department of Administrative Services (DAS) is issuing a Request for Quotation (RFQ) for the “Heroes Tunnel Rehabilitation and Route 15 Interchange 46 Improvements” project. This is a design‑build construction effort covering major rehabilitation of the Heroes Tunnel and associated interchange upgrades on Route 15. The solicitation falls under the “Building and Facility Construction and Maintenance Services” category and is open to all qualified vendors. • Project scope includes full design‑build services for tunnel structural repairs, waterproofing, ventilation, lighting, and roadway improvements at Interchange 46. • Requires compliance with Connecticut Department of Transportation (CTDOT) specifications and submission of a Request for Qualifications (RFQ) package. • Delivery term is “Not Applicable” – work will be performed on‑site in Connecticut. • Bid submission deadline is 16 August 2026; the opportunity opens to the public on 25 September 2026. • No mandatory pre‑bid meeting or site visit is indicated. • Contact for the solicitation is the Design Build office of CTDOT.