TITLE

Cobble

AUTHOR(S)
Griffin, Jeff
PUB. DATE
December 2010
SOURCE
Underground Construction;Dec2010, Vol. 65 Issue 12, p25
SOURCE TYPE
Trade Publication
DOC. TYPE
Article
ABSTRACT
The article presents views from executives concerning cobble, which is a round pieces of rock that can varied in size from marble to a basketball. According to Richard Levings, senior product manager of Ditch Witch, it was created by rocks rolling in glaciers which shaped a rounded rock. Peter Melsheimer, marketing director of Melfred Borzall, states that hole stabilization is the main problem during pullback.
ACCESSION #
57194330

 

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