Portsmouth Seacoast Greenway Trailheads Design and Engineering

Description: The City of Portsmouth seeks an experienced engineering and design firm or team to develop two trailhead facilities connecting users to the New Hampshire Seacoast Greenway at Borthwick Avenue and Banfield Road. The scope includes surveys, wetland and environmental documentation, conceptual through final design, easement planning, permitting, cost estimates, bid analysis, inspection, and as-built deliverables, with compliance with HUD requirements. Proposals must be submitted through the City's e-procurement portal by 2:00 p.m. Eastern on September 21, 2026; this is a professional-services procurement rather than a grant program.