Scheduled Traffic Notices
The Highway 104 Twinning Project continues with some traffic changes to be aware of.
Long-term Detour - Sutherlands River KM 180 and French River KM 183
July 7, 8:00a.m.-12:30p.m. - There will be a long-term detour, affecting Eastbound and Westbound traffic to the new Westbound lanes. Two-lane, two-way traffic (one lane in either direction) will be in place. Please drive safely and expect delays during this time. We thank you for your patience and apologize for any inconvenience. Drive safely!
Detour - Eastbound ramp at Exit 30, James River Interchange
June 27 - A detour will be established using Trunk 4 for East bound travelers to Exit 31 to allow for ramp realignments at the new James River Interchange. Signage will be in place to guide motorists through the work area. Please drive carefully and watch out for workers. We thank you for your patience and understanding.

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About the Project
Highway 104 is a major transportation link in Nova Scotia, connecting the province to New Brunswick and the mainland to Cape Breton Island.
Dexter Nova Alliance (DNA) is the consortium selected by the Nova Scotia Department of Transportation and Infrastructure Renewal (NSTIR) to Design, Build, Finance, Operate, and Maintain (DBFOM) the new stretch of highway. In addition, DNA will be responsible for the operation and maintenance of an additional 25 kilometres of existing highway over a 22-year period.
Project Map & Timeline
Operations, maintenance and rehabilitation | Twinning | New alignment | Major interchange |
Segment | Roadwork | Locations | Start Date | End Date |
---|---|---|---|---|
12345 | Operations, maintenance and rehabilitation | New Glasgow - Antigonish | June 2021 | 2043 |
2 | New construction - Twinning | Sutherlands River - Barneys River Station | 2020 | 2021 |
2 | Detours to new lanes | Sutherlands River - Barneys River Station | November 2021 | |
3 | New alignment | Barneys River Station - Pushie Road | 2020 | 2023 |
4 | New construction - Twinning | Pushie Road - Antigonish | 2020 | 2021 |
4 | Detours to new lanes | Pushie Road - Antigonish | November 2021 |
Timeline is an estimated schedule and subject to change.
Project Progress
April 2022
Construction continued along the entire alignment throughout the month of April 2022 with tree clearing, culvert installations, earthworks, bridge construction, drilling & blasting, aggregate production and placement, existing structures demolition, pavement milling, and wildlife fence installation.
Dexter Nova Alliance consortium and partners include:
DEVELOPER
Municipal Enterprises
Nova Construction
BBGI
CONSTRUCTION
Dexter Construction
Nova Construction
DESIGN
WSP
Harbourside Engineering
OPERATIONS
Municipal Enterprises
Nova Construction
This consortium and partnership has a strong local presence and the companies that make it up have a history of building high quality, safe roads in Nova Scotia.
Careers and Business Opportunities
Join The Team
Job postings are updated as positions become available. Please check for updates and new opportunities. We thank all applicants for their interest; however, only those who are selected for interviews will be contacted. Click here to view current opportunities.
Let’s Work Together
We will be working with many companies and partners to complete and service this project. Contact us at info@hwy104twinning.ca if you would like to be on our supplier list.