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  • Markets & Sectors
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  • Services
    • Civil Engineering
    • Surveying
    • Geo-forestry
    • Geospatial Services
    • Permitting
    • Forestry
    • Energy
    • Funding Support
    • Structural Engineering
  • Projects
    • Better Roads
    • Pavement Management–Retail
    • Turbine Component Transport Planning
    • Passadumkeag Wind Project
    • Kibby Wind
    • Oakfield Wind Project
    • Pavement Management–Commercial
    • Site Redevelopment – St. Joe’s
    • Husson Townhouses
    • West Broadway/Route 2 Widening
    • Pit Trail
    • American Forest Foundation
    • Biddeford Parking Garage
    • Passamaquoddy Sewer Renovations
    • Houlton Pedestrian Bridge
    • Solar Site Design & Permitting
    • Mobile Verify
  • About Sewall
    • Our Team
    • Community Involvement
    • Contact
Workers and manager in safety helmets working with documents at factory table

Structural Engineering

Safety is our priority.

Sewall specializes in bridge load ratings and associated inspection services as well as highway ancillary structure inspections. Our visual assessments assist decision-makers in determining structural integrity, functionality, and durability.  

Related

Top view of two construction workers wearing hardhats and reflective jackets holding tablet and checklist on gray concrete background. Group of engineers sharing ideas about the project.
Civil Engineering
A Highway intersection with cars and traffic lights. Top view from drone
Transportation & Traffic Engineering
headshot photo of heather hayes
Heather Hayes
Engineers at work
Surveying
Portrait of construction engineers working on building site together
Infrastructure
Civil Engineer Jobs, Double exposure of Project Management Team and Construction Site with tower crane background, Engineer Designer Consultant and Architecture Team concept.
Program & Construction Management

TFIC Acquires Infrastructure Preservation Corporation

Maine-based Treadwell Franklin Infrastructure Capital LLC (“TFIC”) announced today that it has completed its acquisition of 100% of the interest in assets of Infrastructure Preservation Corporation (“IPC”) based in Largo, Florida, adding to its portfolio of infrastructure services and technology offerings.  IPC designs, manufactures, deploys and maintains AI-assisted robotics, fitted with state-of-the-art scanning and imaging […]

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Biddeford parking garage, a symbol of the city’s rebirth, opens

When Alan Casavant spoke from the ground floor of Biddeford’s new parking garage on Tuesday, July 13, he talked about vision. He also talked about the recent past too — going back 10 years, when he was first elected mayor of this old mill city, built on the banks of the Saco River many years […]

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77 Exchange Street, Suite 401
Bangor, ME 04401
(207) 827-4456
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