Lebanon, NH Mechanic/High/Mascoma Street Roundabout Project Update - Week of September 14, 2026

The contractor will continue advancing work on the stone retaining wall, adjusting valve boxes, and fine grading the roundabout for anticipated paving during the week of September 21, 2026.  Rail Trail access is now open across the Mechanic/High/Mascoma Street intersection, with flagger’s assistance.  Additionally, please follow the detour in place due to the tunnel closure.

Please expect delays and use caution in the work zone.

For more information about the project, please visit LebanonNH.gov/Roundabout.