135973 ⎘
Tunnels or galleries, with or without linings; Methods or apparatus for making thereof ; Layout of tunnels or galleries by forcing prefabricated elements through the ground, e.g. by pushing lining from an access pit
TUNNEL LINING ELEMENT
#2Systems, Methods and Apparatus of Tunnel Construction
#3Method and system of constructing an underground tunnel
#4NOVEL TUNNEL FORMING SHANKS AND METHODS OF USING
#5Rapid construction method of pipe jacking for underground rescue tunnel with large section
#6Systems and methods for underground pipe installation and soil clearing
#7Rectangular working well with preset pipe jacking hole and sliding back wall in water-rich stratum and construction method thereof
#8Systems and methods for underground pipe installation and soil clearing
#9Tunneling device for pipe jacking and its construction method
#10Systems and methods for underground pipe installation and soil clearing
#11Method and apparatus for forming tunnels for transport routes
#12Integrated jacking pipes
#13Support structure
#14Tunnel reinforcement structure and tunnel construction method capable of controlling ground displacement using pressurization
#15Pipe support system and method for use in underground pipe ramming
#16System and method for tightening string sections to form a string
#17Advancement of pipe elements in the ground
#18Subterranean barriers, methods, and apparatuses for forming, inspecting, selectively heating, and repairing same
#19Load bearing construction and method for installation
#20Subterranean barriers including at least one weld