Térénez Bridge, France
Crozon,
France
Pylons with unique geometry in the form of the Greek letter λ (Lambda).
Structure: cable-stayed bridge
Length: 515 m
Main span: 285 m
Height of the pylons: approx. 100 m
Sogea Bretagne, Brest and
Dodin Campenon Bernard, Toulouse
Location
Main Application
Civil Engineering
The Project
Impressions from the project process
Using a combination of ACS self climbing technology and the VARIO GT 24 girder wall formwork, a solution was developed which was crane-independent as well as ensuring maximum safety in all types of weather.
The 515 m long cable-stayed bridge connects the Bretonic mainland in the northwest of France with the Crozon peninsula.
Due to the different inclinations of the pier shafts, the continuously adjustable ACS V climbing system was used. Concreting, working and finishing platforms could always be positioned horizontally thus ensuring safe and comfortable working conditions – and through the horizontally-adjusted carriage, the formwork could be easily and safely moved.
The flexibility of the VARIO system allowed the construction crew site to accurately adapt the wall formwork to the continuously changing geometry.
Using a combination of ACS self climbing technology and the VARIO GT 24 girder wall formwork, a solution was developed which was crane-independent as well as ensuring maximum safety in all types of weather.
The 515 m long cable-stayed bridge connects the Bretonic mainland in the northwest of France with the Crozon peninsula.
Due to the different inclinations of the pier shafts, the continuously adjustable ACS V climbing system was used. Concreting, working and finishing platforms could always be positioned horizontally thus ensuring safe and comfortable working conditions – and through the horizontally-adjusted carriage, the formwork could be easily and safely moved.
The flexibility of the VARIO system allowed the construction crew site to accurately adapt the wall formwork to the continuously changing geometry.
Project Information
Antoine de Cambourg
Senior Site Manager
With the ACS and VARIO solution, it was possible for us to realise the changing forms of the architecturally challengingbridge pylons. PERI engineers also provided our construction site team with great support during the project.
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