(GWP 2103-25-00)
Highway 9 / Weston Road Intersection Signalization
Detail Design and Class Environmental Assessment Study, Ontario Ministry of Transportation
We welcome any comments, questions, or concerns you may have regarding the Project. Please visit the Contact Us page to get in touch with key Project Team members, submit a comment, or request to be added to the contact list.
The Ontario Ministry of Transportation (MTO) Central Region has retained Parsons Inc. (Parsons) to complete detail design, prepare contract documents, and provide construction support for a new signalized intersection at Highway 9 and Weston Road in the Township of King, Regional Municipality of York (the Project).
The Project area extends approximately 650m east and west of the intersection along Highway 9, and approximately 350m south of the intersection along Weston Road. Please see the Key Plan for details.
The Project includes a new traffic signal at Highway 9 and Weston Road, and related road and drainage improvements. Proposed work includes pavement widening, adding a dedicated left‑turn and right‑turn lane on Weston Road, traffic signal installation, lighting modifications, utility coordination, drainage and culvert work, traffic management during construction, and other related improvements.
This website provides updates and information for anyone interested in the Project. The website will be updated throughout the Project duration to provide information on project milestones, consultation activities, and other relevant information, including publicly available notices and reports.
Accessibility Requirements
If you have any accessibility requirements to participate in this Project, or require communication supports or project material in an alternate format, please contact the Project Team using the contact us page.
Latest Updates
September 11, 2026
Study Commencement
View the Ontario Government Notice

