John Greenleaf Whittier Memorial Bridge

Newburyport and Amesbury, Massachusetts


Replacing bridges, improving interstate draws on extensive expertise


•    Three bridges are replaced as part of accelerated bridge program
•    I-95 is repaired and widened
•    Work extends from public outreach and permitting to architectural and historic design

HNTB designed the Whittier Bridge/I-95 Improvements as part of the Massachusetts Department of Transportation’s Accelerated Bridge Program. 

The design-build project replaced the John Greenleaf Whittier Memorial Bridge carrying I-95 over the Merrimack River, as well as the Pine Hill and Evans Place bridges. It also rehabilitated and widened I-95 over Route 110. 

The HNTB team:
•    Handled bridge demolition
•    Coordinated utilities
•    Built retaining walls
•    Drafted drainage and stormwater treatment plans
•    Realigned and widened roads
•    Improved interchanges
•    Planned traffic management
•    Designed lighting and aesthetics
•    Created architectural and historic bridge elements
•    Mapped out landscape architecture, including a shared-use path
•    Secured environment permits
•    Led public outreach efforts