The New Hampshire Department of Transportation (NHDOT) will start night work in Portsmouth on I-95 Southbound on May 21, 2025 and May 22, 2025. This work will consist of the realignment of portable concrete barrier along the Southbound right shoulder from the Exit 7 off ramp (mile marker 15.6) to the Exit 5 off ramp (mile marker 14.0). The existing barrier will be shifted to allow the use of the Part Time Shoulder Lane for Memorial Day Weekend.
On May 27, 2025 and May 28, 2025, work will consist of shifting the barrier back to the Part Time Shoulder Lane and the closure of the I-95 Exit 7 southbound on ramp. Traffic will be detoured to the Portsmouth Traffic Circle from Submarine Way for I-95 southbound access. The southbound Part Time Shoulder Use Lane and I-95 Exit 7 southbound on ramp will be closed until June 20th, 2025.
Weather permitting, this work is scheduled to be done between the hours of 8:00 PM and 5:00 AM and will require the use of lane closures in the work zone. The right lane and shoulder of Southbound I-95 will be closed nightly from mile marker 15.6 to mile marker 14.0.
Message boards, uniformed officers, traffic control devices, and smart work zone devices will be used to notify the travelling public. A detour package will be in place to direct traffic on to I-95 southbound.
This work is part of the construction of two sound abatement walls and privacy fence along I-95 in Portsmouth. Northeast Earth Mechanics, Inc. of Pittsfield, New Hampshire is the general contractor for the $18.7 million project, which is scheduled for completion in the fall of 2025.
What’s happening on Interstate 95 RIGHT NOW! I-95 Real-time traffic information for cities along I-95. Maps show updates on road construction, traffic accidents, travel delays and the latest traffic speeds. Traffic cameras show congestion at a glance. Visit I-95 Traffic.
The I-95 Exit Guide is the Internet’s largest and most complete website dedicated to Interstate 95 travelers. Find detailed exit service listings… lodging, camping, food, gas and more for every exit from Maine to Florida!
On the road? Why not take us with you. The I-95 Exit Guide is mobile-friendly and totally FREE. No App Required.
Traveling another route? Visit our growing family of exit guides: I-4 Exit Guide, I-5 Exit Guide, I-10 Exit Guide, I-75 Exit Guide, I-80 Exit Guide and I-95 Exit Guide. Detailed exit service listings… discount lodging, camping, food, gas and more for every exit along the way!
