Our Projects

Raising the Bar at Every Turn

Engineering Design and Innovation

Every project that Harbourside undertakes is backed by our commitment to engineering excellence. Our work is characterized by thorough communication and comprehensive design. We see the whole picture. At every step, Harbourside redefines the meaning of quality engineering. With seasoned professionals from every sector of the industry, we are able to solve even the most technically challenging projects. Both throughout Atlantic Canada, and on the international stage, our work has been recognized by highest supervising bodies. The award-winning projects below are a testament to the calibre of the engineering performed at Harbourside.

Highway 104 Twinning (Part 3)

Highway 104 Twinning (Part 3)

The Highway 104 Twinning Project was a Design, Build, Finance, Operate, and Maintain (DBFOM) project, including twinning the 100 series highway between Sutherlands River and Antigonish, Nova Scotia, with new interchanges and bridges. Working as part of the Dexter Nova Alliance (DNA), Harbourside Engineering Group completed the design of bridge structures, and was awarded the 2025 Lieutenant Governor's Award for Excellence in Engineering for this project.

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Cornwall Interchange Design
Road Upgrades, Highways and Roundabouts Christian Allaire Road Upgrades, Highways and Roundabouts Christian Allaire

Cornwall Interchange Design

The Prince Edward Island Government requested funding from Ottawa to redirect the Trans-Canada Highway around the town of Cornwall, Prince Edward Island, in 2016. Harbourside Transportation Consultants provided consulting design services for the new Trans-Canada Highway bypass, including two roundabouts, connector roads, interchange ramps, and roadways approaching, and in between, the roundabouts. The development of the Cornwall interchange and roundabouts has allowed for heavier traffic to navigate the Cornwall area with ease.

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Seal Island Bridge Emergency Repair
Bridge Christian Allaire Bridge Christian Allaire

Seal Island Bridge Emergency Repair

The Seal Island Bridge Structure, or the Great Bras d’Or Crossing, in Victoria County, Nova Scotia, is the third largest bridge span in the province and a crucial link in the Trans-Canada Highway between Sydney and Baddeck. The NS Department of Transportation and Infrastructure Renewal consulted Harbourside to provide structural engineering services for the assessment of the three span continuous main span and rehabilitation of a damaged truss diagonal. Harbourside developed an innovative structural repair with detailed phasing drawings.

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Bonnie Road Bridge Emergency Collision Repairs
Bridge Christian Allaire Bridge Christian Allaire

Bonnie Road Bridge Emergency Collision Repairs

Harbourside Engineering Consultants was sourced by the NS Department of Transportation and Infrastructure Renewal to provide emergency repair services after four girders were struck by a vehicle on the Bonnie Road Underpass Bridge that spans over Highway 101 in Meteghan, Nova Scotia. Harbourside’s scope of work included determining the extent of repairs, demolition design and phasing, detailed design of new bridge components, and erection phasing. Although a detour was necessary during the bridge's closure, it was vastly reduced due to Harbourside's approach.

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Highway 104 Twinning (Part 2)
Bridge, Highways and Roundabouts, Construction Support Christian Allaire Bridge, Highways and Roundabouts, Construction Support Christian Allaire

Highway 104 Twinning (Part 2)

As a part of a major initiative by the NS Department of Transportation and Infrastructure Renewal to twin Highway 104 through the town of Antigonish, Nova Scotia, Harbourside Engineering Consultants received the contract to design six major structures along the new alignment. Harbourside provided preliminary designs of various options for each structure and final designs with tender-ready documents. This monumental task was undertaken by various groups, working in conjunction as the Dexter Nova Alliance.

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Gateway Bridge Inspection Program
Bridge Christian Allaire Bridge Christian Allaire

Gateway Bridge Inspection Program

In 2011, Gateway Operations began an Operation, Maintenance, and Rehabilitation (OMR) program for the four-lane Route 1 highway in New Brunswick. Part of this program requires the bi-annual inspection of 245 structural assets. Starting in 2014, Harbourside Engineering Consultants has been responsible for the biennial inspections of these structures. This substantial stretch of highway is one of the most important corridors in the province, connecting Canada to the United States, and ending in an interchange with the Trans-Canada Highway.

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Highway 104 Twinning (Part 1)
Bridge, Highways and Roundabouts, Construction Support Christian Allaire Bridge, Highways and Roundabouts, Construction Support Christian Allaire

Highway 104 Twinning (Part 1)

The twinning of Highway 104 comprised of various projects for the roadway's modernization, as twinned highways are safer and more efficient than their single-lane counterparts. Harbourside Engineering Consultants completed the design of the twin overpass structures at the Trunk 7 intersection near St. Francis Xavier University, through Antigonish, Nova Scotia, and received the 2025 Lieutenant Governor’s Award for Excellence in Engineering resulting from work on this project.

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Little Bras d’Or Cofferdam, Trestle and Bridge Replacement
Bridge Christian Allaire Bridge Christian Allaire

Little Bras d’Or Cofferdam, Trestle and Bridge Replacement

The Little Bras D’Or bridge acts as the only non-load related link to the Newfoundland ferry in North Sydney, Nova Scotia, and was slated for replacement in 2010. Following the development of the Little Bras D’Or Cofferdam and Trestle, Harbourside was involved with the replacement of the existing bridge structure. The bridge, located on Highway 105 in Cape Breton County, is a two span twin trapezoidal steel box girder bridge spanning over St. Andrew’s Channel, and it is integral to keep Newfoundland and Nova Scotia connected.

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