Elwyn Road
The City of Portsmouth Department of Public Works hosted an Elwyn Road Reconstruction Project Public Information Meeting in the DPW Training Room (680 Peverly Hill Road in Portsmouth) on Wednesday, March 11, 2026. For more information, visit the Meeting Presentation and the Zoom recording.
Construction is scheduled to start Tuesday, March 17, with alternating, single-lane traffic from 7 am to 6 pm. Flaggers will be in place to assist.
Background
Work for the Elwyn Road Drainage Improvements Project will replace the aging drainage system within Elwyn Road from Edgewood Road to Taft Road.
In addition to replacing the drainage system, work includes:
- Upgrading the water main on Grant Ave from Elwyn Road to Edgewood Road from a 2” pipe to an 8”
- Reconnecting water services (City owned side of the service only) to properties on Elwyn Road and Grant Ave from current undersized 2” water mains to new and existing 8” mains
- Installation of a fire hydrant at the corner of Elwyn Road and Grant Ave
- Final paving within the project’s construction limits
Work is expected to begin March 17, 2026 and conclude Fall of 2026.
Please note that the Elwyn Road Sidepath is a separate project.
Project Design is by CMA Engineers, Inc.
The Construction Contract for this project has been awarded to Granese & Sons Inc.
On-site Contact: John McCarthy
Resident Project Representative
(603) 498-0298
Project Manager:
Christine R. Sproviero
(603) 380-4805
crsproviero@portsmouthnh.gov