Linear infrastructures : HSR lines

Rhin-Rhônes high-speed line


For lot C3, the linear infrastructure and civil engineering infrastructure equipment teams of Razel-Bec constructed 18 km of HSL railway platforms covering a 20,2 km section, interrupted by 3 viaducts. The reestablishment of the existing Belfort-Delle railway line and of the RN1019 converted into 2x2 lanes over 3 km of new road was also part of the work.
Lot A 4 extends from the communes of Ougney and Chevroz, and covers a distance of 29 km on the link section and 3 km of connections to existing lines. The contract included the execution studies, the terracing work, the sewage work, the infrastructure equipments and the reestablishment of connections.

Highlight: 5,2 million m³ of rubble, 29 infrastructure equipments representing some 25 000 m³ of concrete, 70 km of piping networks, trenches and culverts and the treatment of karst cavities.
The terracing work was carried out on fine soils made of clay, silt and sand.

Contractor: RFF (Réseau Ferré de France)
Supervisor: SETEC

Our references in Linear infrastructures

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