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Oct 30: Highway 174 Eastbound -East of Trim Road - Overnight Full Closure

October 2023

As part of the O-Train Extension project, motorists travelling eastbound on Highway 174 at Trim Road should anticipate impacts to traffic as crews complete necessary construction activities.


Highway 174 eastbound at Trim Road will be fully closed overnight.


Monday, October 30 from 10:00 p.m. until 5:30 a.m. on Tuesday, October 31.  


Guardrail repairs.


Highway 174 eastbound at Trim Road.

The construction work outlined in this notice is subject to change. Work may be delayed or extended due to weather or other unforeseen circumstances.


Motorists travelling eastbound on Highway 174 will exit at Trim Road, travel south to Old Montreal Road and continue east on Old Montreal Road to Quigley Hill Road. They will then proceed north on Quigley Hill Road to Highway 174.

Anticipated Impacts

Motorists should adhere to detours, traffic control signage, posted speed limits, allow for added travel time and use extra caution when moving through active construction corridors as traffic patterns change.

The safety of the public and workers is paramount. Thank you for your patience during construction.

Please note:  For your awareness, the following link should be used to view updates or changes to traffic impacts (this link is updated on Fridays by 12 noon).

To receive electronic updates please sign up at and select updates for “Trim Station”. For other accommodations, or questions, please contact:

Stage 2 Team

Rail Construction Program | Programme de construction du train léger

Transit Services Department | Direction générale des transports

City of Ottawa | Ville d’Ottawa |