Road closure : Thornton Road North Reconstruction

Road closure : Thornton Road North Reconstruction

When: April 13, 2026 to December 2027

Where: Thornton Road North from Conlin Road East to 600m south of Winchester Road (south of Nesbitt Bridge)

Why: Reconstruction of Thornton Road North to a two-lane road with bike lakes, a multi-use path on the east side, and installation of new storm sewers and Regional services such as sanitary sewers and water main systems.

Work Schedule: The work is expected to be completed by December 2027. Unfavorable weather conditions and unforeseen circumstances may impact the work schedule.

How will this work affect you?

Full road closures will be in effect during construction starting April 13, 2026 until December 2027.

Thornton Road North will be closed from Conlin Road West to 600m south of Winchester Road. No general traffic will be permitted on the closed portion of Thornton Road North at any time. Residents whose driveways connect directly to Thornton Road North will be allowed local access where required and where safe.

During Phase 1 of construction, residents on Roselawn Avenue and Bickle Drive will have local access from Thornton Road North via Winchester Road only. During Phase 2 of construction, at a later date, access to Roselawn Avenue and Bickle Drive will be from Thornton Road North via Conlin Road East only.

Residents will be updated on any changes to the road closures.

Please exercise caution around the construction site.

We apologize for any inconvenience this may cause.

City Website

Major Construction and Renewal Projects webpage.

Contact

Should you have any questions or concerns about the project, please contact Service Oshawa at (905) 436‑3311 or email service@oshawa.ca. Any after-hour emergencies can also be directed to Service Oshawa.