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Foundations of the Twin Towers of the World Trade Center

January 31, 2024 rockman Comments Off on Foundations of the Twin Towers of the World Trade Center

The Twin Towers are known to the world for their tragic end on September 11, 2001. However geotechnical engineers also know that the foundation design and construction for these landmark structures was particularly complex and […]

Jet grouting in Queens
Project Related

Jet grouting in Queens for MTA East Side Access Project

September 13, 2011 rockman 1

Tunnel Boring Magazine has this synopsis of the project: The East Side Access project in New York City involves some of the most complex civil construction in recent years. The project involves constructing new tunnels […]

Excavation and ground freezing by Moretrench for MTA's Second Avenue Subway
Project Related

Ground Freezing and Tunneling for New York MTA’s Second Ave Subway

February 21, 2011 rockman Comments Off on Ground Freezing and Tunneling for New York MTA’s Second Ave Subway

GeoPrac sponsor Moretrench is a key team member of the Second Avenue subway team, performing ground freezing on a 150-ft stretch of tunnel alignment in preparation for the second tunnel. ENR reports that approximately 7,200 […]

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