Galipeault Bridge – New Structure
Ste-Anne-de-Bellevue (QC)
Description du projet
As part of the Galipeault Bridge rehabilitation project, the existing eastbound cable-stayed bridge was demolished and replaced with a new southbound structure on Highway 20 between L’Île-Perrot and Sainte-Anne-de-Bellevue. DPHV was engaged by Pomerleau to deliver construction engineering services for selected components of the bridge replacement, contributing to the safe and efficient completion of the work.
Description of Services Provided
Engineering and construction methodology for foundations of pier No 6:
- reconstruction of the base of pier No 6 consisting of a reinforced concrete footing bearing on 2 caissons.
The challenge was to design a casing immersed in the river and able to withstand:
- hydrostatic forces
- forces from the water current in the river
- the weight of wet concrete approximately 1.8m deep
DPHV was responsible for the overall concept of construction and methodology for assembling and dismantling the steel encasement.
