Vermont’s 14-Year Interchange Journey | Montpelier News

Vermont just unveiled its first diverging diamond interchange at Exit 16 on I-89 in Colchester — a 14-year marathon that finally hit the finish line after years of planning, permits, and legal hurdles. While construction itself wrapped up in just a year, the real challenge was navigating complex design, environmental reviews, and court cases. Drivers are already raving about the smooth new traffic flow, proving patience pays off when upgrading infrastructure. Listen in comfort:Get a discount on a Soli Pillow: http://solipillow.com/discount/dnn. Advertise on DNN:[email protected] This is an automated, high-level news summary based on public reporting.Sources:https://www.wcax.com/2026/09/18/how-road-projects-get-built-vermont-planning-completion/ More coverage & latest updates:https://sources.thednn.ai/61a144aacd477e72 Report issues to [email protected].