Trans-Canada Highway Twinning Project

The Ontario Ministry of Transportation is constructing two new lanes located on a 40-kilometre stretch of the Trans-Canada Highway (also called Highway 17) between the Manitoba/Ontario border and the Highway 17/17-A Junction in Kenora, Ontario.

Latest update

December 4, 2023 — On July 5, 2022, the Minister of Environment and Climate Change (the Minister) received a request to designate the project. As set out in the Statement on the Interim Administration of the Impact Assessment Act Pending Legislative Amendments, no decisions to designate projects will be taken pending legislative amendments. In accordance with the statement, on December 1, 2023, the Impact Assessment Agency of Canada's Vice-President of Operations, on behalf of the Minister, communicated this guidance to the requesters and the proponent. He indicated that based on the facts, he is of the view that the project had substantially begun prior to the request and, as a result, the project could not have been designated under section 9(1) of the Impact Assessment Act, SC 2019, c 28, s 1. More information can be found in the Vice-President's letters to the requesters and the proponent.



Media Relations
Impact Assessment Agency of Canada
160 Elgin Street, 22nd Floor
Ottawa, Ontario K1A 0H3
Telephone: 343-549-3870

Ontario Regional Office
Impact Assessment Agency of Canada
600-55 York Street
Toronto, Ontario M5J 1R7

  • Location

    • Highway 17 at Manitoba/Ontario border (Ontario)
    • Kenora (Ontario)
  • Nature of Activity

    • Highways and Roads
  • Assessment Status

  • Proponent

    Ontario Ministry of Transportation
  • Authorities

    • Impact Assessment Agency of Canada
  • Assessment Type

    Assessment not applicable
  • Reference Number


This map is for illustrative purposes. The markers represent the approximate locations based on available data. More than one marker may be identified for a given assessment.


Nearby assessments

...within 200 kilometres
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