Parsons Lands $721 Million Contract for Three-Phase I-91 Interchange Upgrade
PSN•Parsons Corporation will serve as engineer of record and prime design consultant on the $721 million, three-phase I-91/I-691/Route 15 interchange improvements project in Meriden, Connecticut. The firm will deliver final design through construction support, leveraging its global infrastructure expertise to enhance safety, mobility and reliability on this key Northeast transport corridor.
1. Groundbreaking Ceremony Highlights Partnership
Parsons joined the Connecticut Department of Transportation, federal partners and local leaders to mark the start of construction on the I-91/I-691/Route 15 interchange improvements in Meriden, Connecticut. The event underscores a collaborative commitment to upgrading a critical regional corridor that supports commuter and freight traffic.
2. Parsons’ Engineering and Design Role
As engineer of record and prime design consultant, Parsons will oversee final design and provide design services during construction support. The company will apply its global infrastructure design and program management expertise to maintain rigorous safety, quality and performance standards throughout the project.
3. Project Scope and Anticipated Benefits
The approximately $721 million, three-phase program aims to reduce congestion, improve safety by resolving traffic weaving and merging issues, and strengthen long-term reliability along the I-91 corridor. Upon completion, the interchange is expected to enhance mobility for commuters and freight while minimizing disruptions during construction.




