MBTA Systemwide Bridge Inspection & Load Rating

Massachusetts

Scope of work included inspection of:

  • Steel multi-girder bridges
  • Steel thru-girder bridges
  • Reinforced concrete slabs
  • Reinforced concrete box culverts
  • Prestressed concrete box beams
  • Granite block arches and culverts
  • Brick masonry arches
  • Timber stringer
A maroon and grey passenger train crosses the wooden trestle Chelsea Mill Creek bridge over water, with two workers standing near the tracks.
A maroon and grey passenger train crosses the wooden trestle Chelsea Mill Creek bridge over water, with two workers standing near the tracks.
A purple commuter train crosses a steel bridge over a road with cars and a white truck; a yellow sign indicates a 13-foot-7 clearance.
A river with a graffiti-covered bridge in the foreground, an arched bridge in the background, and buildings under a partly cloudy sky.
Aerial view of two parallel bridges crossing a river, with boats docked nearby and a town visible on the far side under a partly cloudy sky in Newbury Port Massachusetts.

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