UPDATED: July 18, 2024

Current Closures/Detours

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

Highway 417 Lane and Ramp Closures

  • CLOSED - Parkdale eastbound on-ramp - anticipated reopening August 25, 2024 (see detour below).
  • CLOSED - Parkdale westbound off-ramp - anticipated reopening September 8, 2024 (see detour below).
  • CLOSED - Rochester 417 eastbound off-ramp - anticipated reopening October 8, 2024
  • CLOSED - Rochester 417 westbound on-ramp - anticipated reopening October 8, 2024
  • CLOSED - Lyon St S to Westbound on-ramp - anticipated reopening Fall 2025 (see detour below).
  • CLOSED - Lane 4 (outside lane) on Highway 417 Eastbound and Westbound between Island Park Drive and Metcalfe Street - anticipated reopening 2025.
  • Nightly single lane closures both east and westbound, between 9PM - 6AM may occur during construction season.
  • Day time single lane closures (center median) between 9AM - 3PM may occur during construction season.

Highway 417 Lane and Ramp Closure Detour Routes

  • Eastbound Parkdale on-ramp - Click Here for detour map
    • Continue south on Parkdale Avenue, turn east on Carling Avenue, turn north onto Bronson Avenue, east onto Chamberlain Avenue, enter via Metcalf on-ramp to continue east on the Highway.
  • Westbound Parkdale off-ramp - Click Here for detour map
    • Exit the highway at the Carling westbound off-ramp, turn right onto Kirkwood Avenue, right onto Wellington Street and right onto Parkdale Avenue.
  • Westbound Rochester on-ramp - Click Here for detour map
    • Take Rochester Street south, turn west on Carling Avenue and enter via the Carling on-ramp.
  • Eastbound Rochester off-ramp - Click Here for detour map 1 Click Here for detour map 2
    • Take the Carling Avenue off-ramp, turn left onto Booth Street and then left onto Gladstone Avenue.
    • Alternatively, take the Bronson Avenue off-ramp turning right onto Bronson, then turn right onto Carling Avenue, then right again onto Rochester Street.

City Street Closures

  • CLOSED - Preston Street between St. Anthony Street and Young Street - anticipated reopening August 6, 2024 (see detour below).
  • CLOSED - Orangeville Street from Rochester Street to Booth Street anticipated reopening November 2025 (see detour below).

City Street Closure Detour Routes

  • Preston Street full closure - Click Here for detour map
    • Vehicles will travel west on Gladstone Ave., turn south on Bronson Ave. and west on Carling Ave.
    • Pedestrians and Cyclists will travel west on Gladstone Ave., turn south onto the Trillium Multi-Use Pathway (MUP), and east on George Street West - Click Here for Pedestrian/Cyclist Detour
  • Orangeville Street Closure - Click Here for detour map
    • Travel south on Rochester Street, turn east on Carling Avenue and north on Lebreton Street.