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Underground Excavations
Rock demolition and the excavation of large underground boulders can often be a complex, difficult and time-consuming project. However, application of the right rock drilling pattern and proper use of the Bustar chemical demolition agent can efficiently make any underground excavation a simple and easy task.
![Rock being poured with Bustar. Rock being poured with Bustar.](/images/uploaded/Bristar_03.jpg)
![Bustar expansive grout Bustar expansive grout](/images/uploaded/Bristar_02.jpg)
![Cracked rock ready for removal. Cracked rock ready for removal.](/images/uploaded/Bristar_05.jpg)