Pont La fontaine - Temporary structure for repairs on bridge P-01539H

Repair work on the steel elements of bridge P-01539H located on Highway 25 over the St. Lawrence River. The part of the bridge concerned by these repairs is bay section 7 under which the South navigation channel is located. The services requested include the following work:
- demolition of the stiffener and gusset sections above the inner diaphragms and the extension of the stiffeners (including magnetic particle inspection of the adjacent web) between beams 2 to 9;
- modification of the lower connections of the inner diaphragms between beams 2 to 9;
- demolition of inner diaphragms and repair of stiffener welds between beams 1 and 2 (including magnetic particle inspection of the adjacent web);
- repair of longitudinal stiffener end to end welds (including magnetic particle inspection of the adjacent web);
- reinforcement of the web and modification of the connections at the ends of beams 2 to 9;
- drilling of holes at the ends of the cracks following the magnetic particle inspections.
- All the repairs to be carried out take place on the underside of the bridge deck.


This map is for illustrative purposes. The markers represent the approximate locations based on available data. More than one marker may be identified for a given assessment.


Latest update

June 17, 2021 - The assessment process has been terminated.



Environmental and Aboriginal affairs - Québec region
Email: aea-eaa@tc.gc.ca

  • Location

    • Pont La Fontaine (Quebec)
  • Nature of Activity

    • Bridges
  • Assessment Status

  • Proponent

    Renouveau La Fontaine
  • Authorities

    • Transport Canada
  • Assessment Type

    Project on federal lands
  • Reference Number


Nearby assessments

...within 200 kilometres
Date modified: