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REQUIRED READING

 

Poor Ground Conditions and Tight Schedules are No Match for the SDI Team

A 5 page article that appeared in the September 2010 issue of Coal Age Magazine.

When a coal operator needs a shaft, the choices are limited. Two processes are currently employed by the coal industry: conventional shaft sinking, which places personnel and materials into the shaft; and mechanical excavation or shaft drilling. In today's safety conscious environment, more and more coal operators are choosing mechanical excavation by specialty contractors like Shaft Drillers International (SDI).

Download a PDF of the article

Blind Shaft Development

A three page article that appeared in the February 2009 issue of Coal Age magazine highlighting the services offered by SDI.

Topics covered include:

  • Blind Boring Techniques
  • Raise Bore Drilling
  • Geo-technical Engineering

Download a PDF of the article


 

 

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