Honoré Mercier Bridge - AVOID THE AREA | Major work blitz - Closure of several access and exit ramps from May 29 to June 1
May 21, 2026 Honoré Mercier Bridge


From Friday, May 29, 10 p.m., to Monday, June 1, 5 a.m.:

  • Closure of the access ramp toward Montréal, from Châteauguay.
  • Closure of the exit ramp toward La Prairie, from Montréal.

Major slowdowns to be expected.

This work will involve repairing joints and several concrete guardrails.

 

Please note that this work may be cancelled or postponed depending on work progress and weather conditions.

For information about the Louis-Hippolyte-La Fontaine Tunnel, the Samuel De Champlain Bridge, or any other structures managed by our mobility partners, visit our web page: https://jacquescartierchamplain.ca/en/road-traffic/network-map-and-partnerships/

Any questions?
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Consult the Live Traffic

Plan your travel.

 • In-progress road closures or
    obstructions
 • Cameras
 • 14-day work schedule

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