Notice: Road closure around Mann Avenue bridge

Notice - Avis

A portion of Greenfield Avenue immediately west of King Edward Avenue will be closed this weekend to permit the demolition of the Mann Avenue Transitway Bridge.

WHAT:  Greenfield Avenue will be completely closed from King Edward Avenue to the westbound Hwy. 417 on-ramp on Greenfield Avenue this weekend.

Traffic and pedestrian detours will be in place around the Greenfield Avenue/Mann Avenue/King Edward Avenue intersection.

WHEN:  Full closure starts at 8 p.m. Friday, September 30, and continues until 7 a.m. Monday, October 3, 2016.

Further closures are expected in October as replacement of the bridge commences. More closures are expected to occur on an ongoing basis through to the spring of 2017 as bridge replacement work advances. Notification will be provided in advance.

WHY: To demolish and rebuild the transit bridge to accommodate the Confederation Line O-Train Light Rail Transit system.


  • During full road closures, pedestrian and cycling detours will be in place.
  • Since the sidewalks on Greenfield Avenue will be closed to the public, pedestrians and cyclists looking to go east/west between Nicholas Street and King Edward Avenue are advised to use Marie Curie Pvt. and the tunnel under Nicholas Street to access the Rideau Canal pathway adjacent to Colonel By Drive.
  • Pedestrians and cyclists will have access to the north/south sidewalk and roadway going through the Greenfield Avenue/Mann Avenue/King Edward Avenue intersection.


  • Vehicles travelling on Lees Avenue, Mann Avenue and King Edward Avenue will not be able to access Greenfield Drive. Those looking to access the Hwy. 417 westbound on-ramp on Greenfield are advised to take Laurier Avenue West to the Nicholas Street on-ramp.
  • The westbound on-ramp on Greenfield Avenue will still be accessible for those coming from the west along Greenfield.


  • An overnight noise exemption has been approved for this work. Noise levels are expected to be moderate to high.