MBTA Systemwide Bridge Inspection & Load Rating

A maroon and grey passenger train crosses the wooden trestle Chelsea Mill Creek bridge over water, with two workers standing near the tracks.

Collins continues to provide above and underwater bridge inspection and load rating services on MBTA’s Systemwide bridges to evaluate their condition and determine their live load carrying capacity. This important work supports MBTA to ensure the continued safe operation of their rail and transit network. All work has been completed in accordance with applicable MBTA, […]

Route 33 Level I Load Ratings

Aerial view of a ROute 33 bridge crossing a wide river, with vehicles traveling on it and a small boat moving in the water below. Trees and buildings are visible in the background.

Collins recently completed Level I load ratings for Virginia Department of Transportation of the Route 33 bridges over the Mattaponi River (Lord Delaware) and the Pamunkey River (Eltham) within the Fredericksburg District. The team was led by Collins’ Virginia Beach office, in collaboration with the load rating experts from the Norwood, MA, and Chicago, IL, […]

MassDOT Statewide Bridge & Culvert Load Ratings

Three large metal culvert pipes under a stone bridge allow water to flow beneath a roadside with a wooden guardrail and nearby trees.

Collins performed bridge load ratings on MassDOT and municipally owned structures to determine their safe load-carrying capacity. Since 2012, Collins has analyzed and load rated over 70 bridges and culverts in the Commonwealth. The general scope of work consisted of determining the maximum live load capacity each bridge structure can safely support for defined rating […]