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.

Honoré Mercier Bridge
Toward Montréal:
Toward South Shore:
No hindrance in progress

Planned hindrances

Tue
27 Oct
Wed
28 Oct
Thu
29 Oct
Fri
30 Oct
Sat
31 Oct
Sun
01 Nov
Mon
02 Nov
Tue
03 Nov
Wed
04 Nov
Thu
05 Nov
Fri
06 Nov
Sat
07 Nov
Sun
08 Nov
Mon
09 Nov
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
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