128579 ⎘
underground or underwater structures Independent ; Retaining walls; Tunnels submerged into, or built in, open water Tunnels or shuttering therefor assembled from sections individually sunk onto, or laid on, the water-bed, e.g. in a preformed trench
IMMERSED TUBE PRODUCTION SYSTEM AND PRODUCTION METHOD
#2UNDERWATER TUNNEL CONSTRUCTION METHOD USING TUNNEL MODULES, AND UNDERWATER TUNNEL CONSTRUCTED THEREBY
#3Semi-submersible immersed tube transportation and installation integrated ship and construction process
#4Post-grouting method for immersed tube joint base
#5Final joint of immersed tunnel as well as prefabrication method and installation method
#6Method for producing a construction element, in particular a tunnel element, having a watertight seal
#7Positioning a sinking tunnel section
#8Installation method for closure joint of immersed tunnel
#9Integrated immersed tube coupling and installation method thereof as well as installation closure method of immersed tube coupling