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, […]

MassDOT Chicopee Bridge Design

A green steel bridge crosses over a set of railroad tracks, with graffiti visible on the concrete supports and vegetation along the sides.

Collins was recently selected by MassDOT to lead the design of a superstructure replacement for the bridge carrying State Route 116 (Chicopee Street), over the CSX/Boston and Maine Railroad (BMRR). The project scope includes replacing the deficient steel girders and floor beams, plus upgrading the bridge cross-section to provide modern roadway safety, pedestrian, and bicycle […]

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, […]

Quaboag Street over Dunn Brook Substructure Rehabilitation

Concrete Brookfield bridge supported by round pillars and wooden cross-bracing, with rocks and water visible underneath the structure.

The bridge carrying Quaboag Street over Dunn Brook is a three-span concrete slab structure supported on timber pile bents. The bridge was closed due to twelve severely deteriorated timber piles. Collins assisted the Town of Brookfield in applying for MassWorks grant funding. Due to grant funding availability and the competitive nature of these grants, funds […]

North Blandford & Gore Roads over Tiffany Brook Superstructure Replacements

A small stream flows beneath a concrete and metal bridge with a guardrail overhead, surrounded by rocks and trees.

The bridges carrying North Blandford Road and Gore Road over Tiffany Brook required full superstructure replacement due to critical steel beam section loss. Work for each bridge included full superstructure and partial abutment removal to accommodate the placement of a new single-span steel multi-beam frame supporting galvanized steel deck planks, a reinforced concrete deck, and […]

Monterey Road over Hop Brook Bridge Design

A modern concrete bridge with metal railings spans over a calm body of water, with autumn trees and a cloudy sky in the background.

Collins Engineers, Inc. (Collins) was the prime consultant on the Massachusetts Department of Transportation-Highway Division contract for statewide design and review services, which included the full replacement of Bridge No. T-10-007 (08G) carrying Monterey Road over Hop Brook in Tyringham. Design and review services were performed in accordance with MassDOT’s Project Development & Design Guide, […]

Sadoga Road over Burrington Brook Bridge Design

A small stone-faced bridge crosses a shallow creek with rocks below, surrounded by green grass and trees, with a house and white fence in the background.

Collins Engineers, Inc. (Collins) was the prime consultant on the Massachusetts Department of Transportation–Highway Division contract for statewide design and review services, which included the full replacement of Bridge No. H-14-009 (0HU) carrying Sadoga Road over Burrington Brook in Heath. Design and review services were performed in accordance with MassDOT’s Project Development & Design Guide […]

Market & Everett Street Bridges Preservation/Rehabilitation

A pedestrian bridge under construction, with fencing, scaffolding, and incomplete sections above a roadway. Construction equipment and a fence are visible below.

Collins was the prime consultant providing engineering services for the bridge preservation of both the Market Street and Everett Street Bridges over I-90, the CSX/MBTA Railroad, and local roads in Boston, Massachusetts, as part of the MassDOT Statewide Bridge Preservation/Betterment Program. The work consisted of preserving the existing superstructure and substructure, including power washing the […]

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 […]

The 606

Wide street view with cars, a cyclist, and pedestrians, featuring a red arched bridge and traffic lights in an urban setting.

First opened to the public in June 2015, Chicago’s newest multi-purpose park and trail system is The 606. Built on the former right-of-way of the Chicago Milwaukee St. Paul & Pacific Railroad, the 2.67-mile-long elevated Bloomingdale Trail connects the six ground-level parks of The 606. Collins provided Phase II design for the The 606. The […]