UPDATED: October 4, 2024

Upcoming Detours

For updates in real time please visit Ontario 511and the City of Ottawa's Traffic Wesbite.

See below for details on the upcoming Preston Street Rapid Bridge Replacement.

Future Highway 417 Lane and Ramp Closures

  • Westbound O'Connor Street on-ramp - October 18 - 21, 2024
  • Westbound Bronson Ave off-ramp - October 18 - 21, 2024
  • Hwy 417 westbound and eastbound left lanes from O'Connor Street to Bronson Ave (nighttime closure) - October 18 - 21, 2024
  • Hwy 417 westbound and eastbound center lanes from O'Connor Street to Bronson Ave (nighttime closure)- October 18 - 21, 2024
  • Westbound O'Connor on-ramp - 2025

Future Detour Routes

  • Westbound O'Connor Street on-ramp - Click Here for detour map
    • Continue on Catherine Street and enter Highway 417 at the westbound Bronson Avenue on-ramp.
  • Westbound Bronson Ave off-ramp - Click Here for detour map
    • Exit Highway 417 at the westbound Metcalfe Street off-ramp and continue west on Catherine Street.

Future City Street Closures

  • Bronson Avenue lane reduction from Highway 417 Eastbound off-ramp to Catherine Street.

Future City Street Detours

  • None at this time.