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I-95 Median Barrier & Guardrail Improvements

Client
New Hampshire Department of Transportation
Location
North Hampton, Greenland & Portsmouth, New Hampshire
Services Provided
Median barrier installation, cable guardrail installation, concrete work, and traffic management
Market
Highway + Roadwork

Project Overview

Sargent is installing median barriers and cable guardrails along approximately five miles of Interstate 95 between mile markers 6 and 13.3 in New Hampshire’s Seacoast region. The $4.6 million project spans North Hampton, Greenland, and Portsmouth and is designed to reduce crossover crashes and improve safety along the I-95 corridor. Work includes precast median barriers, cable guardrail, concrete work, and associated traffic and shoulder closures, with crews shifting to nighttime work as traffic conditions require. The project began in March 2026 and is scheduled for completion in September.