Improvements are coming to McCowan Road

June 06, 2024
In the City of Markham

Transportation improvements prepare York Region to meet the needs of motorists, cyclists, pedestrians and transit users today and into the future. York Region is making improvements to McCowan Road from north of Major Mackenzie Drive East to south of Elgin Mills Road East.

Duration: June 2024 to July 2024

Map showing construction area affecting McCowan Road from north of Major Mackenzie Drive East to south of Elgin Mills Road East.

Description: 

Road work

  • Removing and replacing asphalt road surface
    • Traces of asbestos are present in the current asphalt on McCowan Road
    • Asbestos was used in asphalt mixes throughout the 1970s and early 1980s to improve performance
    • The risk of exposure to asbestos for workers and bystanders is low
    • As a precaution, York Region’s contractor will take protective measures during removal of existing asphalt containing traces of asbestos
  • Replacing culverts
  • Cleaning of roadside ditches

Impacts to travellers:

Lane closures limited to:

  • Monday to Friday from 9 a.m. to 7 p.m.
  • Saturdays from 7 a.m. to 7 p.m.

Overnight road closures:

  • Temporary road closures are required on two consecutive evenings to replace culverts that allow water to run freely under the road
    • No through traffic will be permitted through Location 1 on Monday, July 8, 2024 from 7 p.m. to 7 a.m. Local residents and businesses may access properties north of the road closure from Elgin Mills Road and those south, from Major Mackenzie Drive
    • No through traffic will be permitted through Location 2 on Tuesday, July 9, 2024 from 7 p.m. to 7 a.m. Local residents and businesses may access properties north of the road closure from Elgin Mills Road and those south, from Major Mackenzie Drive

As with all construction projects, work may be rescheduled due to weather. York Region will provide advance notice where possible.

Thank you for your patience during the construction period. We understand road construction creates challenges for the community and we are working to deliver this project with minimal disruption. If you have any questions or concerns, staff will be pleased to respond. Contact us using any method noted below and quote “Contract: 24-154A” in your inquiry.

Accessible formats of this notice and communication supports are available upon request.

General Inquiries:
York Region, Public Works
Phone: 1-877-464-9675 ext. 75000
TTY: 1-866-512-6228
Email: @email

After hours emergency: 1-877-464-9675 ext. 75200