Freyssinet’s structure sliding technique used on Grand Paris Express project
![Grand Paris](https://freyssinet.co.uk/wp-content/uploads/2017/01/IMG_1031-1170x878.jpg)
Freyssinet’s Autofoncage® structure sliding technique was used to position a 3,600 tonne reinforced concrete tunnel structure in Champigny-sur-Marne, in the first major operation for the construction of the Grand Paris Express in Val-de-Marne. …
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