Estimated time to cross the structure

The Honoré Mercier Bridge is co-managed by the provincial government (MTQ) and JCCBI.

Traffic flow indicators show the estimated time it takes to cross the structure. The zones highlighted in blue on the map are the responsibility of JCCBI.

In progress Entrave 1 hindrance
Honoré Mercier Bridge
Toward Montréal:
Toward South Shore:

Planned hindrances

entrave
Sat
30 May
entrave
Sun
31 May
entrave
Mon
01 Jun
Tue
02 Jun
Wed
03 Jun
Thu
04 Jun
entrave
Fri
05 Jun
entrave
Sat
06 Jun
entrave
Sun
07 Jun
entrave
Mon
08 Jun
Tue
09 Jun
Wed
10 Jun
Thu
11 Jun
Fri
12 Jun
Closure
From May 29, 11:00 pm to June 1, 5:00 am Closure of several access and exit ramps See detour map
Closure
From May 29, 11:00 pm to June 1, 5:00 am Closure of several access and exit ramps See detour map
Closure
From May 29, 11:00 pm to June 1, 5:00 am Closure of several access and exit ramps See detour map
Closure
From June 5, 11:00 pm to June 8, 5:00 am Closure of several access and exit ramps More info
Closure
From June 5, 11:00 pm to June 8, 5:00 am Closure of several access and exit ramps More info
Closure
From June 5, 11:00 pm to June 8, 5:00 am Closure of several access and exit ramps More info
Closure
From June 5, 11:00 pm to June 8, 5:00 am Closure of several access and exit ramps More info

Work advisories

REMINDER - Honoré Mercier Bridge - AVOID THE AREA | Major work blitz - Closure of several access and exit…
Honoré Mercier Bridge - AVOID THE AREA | Major work blitz - Closure of several access and exit ramps from…
1 / 1
Honoré Mercier Bridge

Honoré Mercier Bridge

The Honoré Mercier Bridge, which is co-managed by the provincial government and JCCBI, serves as an example for collaboration with the Mohawk Council of Kahnawà:ke and the expertise of Mohawk contractors. The Bridge crosses the St. Lawrence River and the seaway, on the west side of the Island of Montreal.

Normal traffic lane configuration

Weekdays

Mornings from 5:30 a.m. to 9:30 a.m.

  • Continuously: one lane open from Châteauguay
  • Alternating (traffic lights): one lane open from Châteauguay or from La Prairie
  • Two lanes open towards the South Shore

Daytime, evenings, nights, and weekends 

  • Two lanes open towards the South Shore
  • Two lanes open towards Montreal (one from Châteauguay and one from La Prairie)

Traffic is managed by the provincial government.

Normal traffic lane configuration
Go to top