Whanjazhai Yellow River Diversion | China
Completed in: 2001
International expansion and large-scale management. Excavation and supervision of 88.4 km of hydraulic tunnels, of which 86.6 km by TBM, with ad hoc designed mechanical and logistical solutions. The project includes the supply, design and management of multiple Double Shield TBMs. The project consolidated SELI’s ability to operate on multiple fronts with multiple fleets on construction sites in remote areas.
Technical data
Excavation diameter
4.85 m
Tunnel length
86,800 m
Geology
Limestone-Sandstone
Type of support
Prefabricated segments
Client
Wan Long Joint Venture / CMC / Impregilo
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