UPDATED: December 16, 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 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.