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North American Tunnelling Journal: Ahead of the Game

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“Specialty contractors are in agreement that a general trend is towards more acceptance and earlier adoption of pre-excavation grouting.” 

With a number of complex tunneling projects in the works, several dealing with challenging ground conditions, the use of pre-excavation grouting techniques is increasing.  In the September 2013 issue of North American Tunnelling Journal, Crux Subsurface, Malcolm Drilling, Moretrench and Hayward Baker provide a detailed look at the types and benefits of these techniques in the industry.

 

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