Singapore on the move

Article Abstract:

This article describes the design and construction of train tunnels as part of the Mass Rapid system in Singapore. The construction involves handling varying ground conditions, dense population, and developed areas to build 20 kilometers of tunnels.

Heavy construction, not elsewhere classified, All Other Heavy Construction, Strategy & planning, Tunnels Construction, Bridge and Tunnel Construction, Singapore, Bridge, tunnel, & elevated highway, Mass Transit Construction, Planning, Tunnel construction, Company business planning, Tunneling

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Bogota rail system to go underground

Article Abstract:

This article discusses about subsurface structural aspects and seismic vulnerability that influenced the change from the above ground design to an underground design of the 24.1kilometer rail system in Bogota, Columbia.

Colombia, Railroads, Railroad construction, Transportation, Bogota, Colombia

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New shaft at Nevada test site increases underground access

Article Abstract:

This article reports construction of an access shaft of 1,046 feet deep and 20 feet diameter at the Nevada Test Site complex for conducting underground nuclear experiments.

Testing, Shaft sinking, Underground nuclear explosions, Nevada Test Site

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