The update to the Preliminary Design and Class Environmental Assessment Study for Highway 6 South from Highway 403 to Upper James Street in the City of Hamilton is complete. The Study has been summarized in the Transportation Environmental Study Report, which was available for comment online between May 13, 2024, to June 12, 2024. The comment period is now closed and the Project is considered complete.

The Transportation Environmental Study Report will remain on this website for reference and can be downloaded here. This website will stay online until December 1st, 2024.

About the Project

The Ontario Ministry of Transportation (MTO) has retained AECOM Canada Ltd. (AECOM) to update the Preliminary Design and Class Environmental Assessment (EA) Study for Highway 6 South from Highway 403 to Upper James Street in the City of Hamilton ("the Project"). MTO completed the Environmental Assessment Report and Preliminary Design Report in 1987 (W.P. 36-84-00) for Highway 6 South from Hamilton to Caledonia. The proposed works under this update will include the widening of Highway 6 South within the Project limits from two to four lanes, and interchange and intersection improvements. The Project's Study Area is shown in the key map.

Learn More

Key Map

Download Map (PDF)

If you have any accessibility requirements in order to review this report and/or supporting documents, please contact the Project Team via email at ProjectTeam@Hwy6SouthWideningHamilton.ca or by telephone at 905-418-1475.