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Highway 417 ramp closures beginning August 23

August 18, 2021
Announcements and Events

The Highway 417 eastbound exit ramp at Bronson Avenue and westbound access ramp at Lyon Street are scheduled to close starting on August 23, 2021. These closures are required to replace retaining walls, noise barrier walls and repair existing infrastructure along the highway.

  • The Highway 417 eastbound exit ramp at Bronson Avenue closes at 10 pm on Monday, August 23. Work is expected to continue until June 5, 2022.
  • The Highway 417 westbound access ramp at Lyon Street closes at 10 pm on Monday, August 23. Work is expected to continue until November 21, 2025.

The following detours will be in effect during the closures:

Detours for the eastbound exit ramp at Bronson Avenue

  • To exit before reaching the closed ramp, take the Carling/Kirkwood Avenue exit ramp
  • Continue eastbound on Carling Avenue to Bronson Avenue

Or

  • To exit after passing the closed ramp, take the Kent Street exit ramp
  • Turn left at Catherine Street and continue to Bronson Avenue

Detour for the westbound access ramp at Lyon Street

  • Continue westbound on Catherine Street
  • Access Highway 417 westbound at Bronson Avenue

Bronson Detour

Detour map, Lyon

For more information:

Ministry of Transportation Ontario

Media contact

613-540-5125

Public Inquiries

311

Media Inquiries

613-580-2450