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Keywords: maximum borehole separation
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Proceedings Papers

Paper presented at the The 22nd U.S. Symposium on Rock Mechanics (USRMS), June 29–July 2, 1981
Paper Number: ARMA-81-0205
...) A series of 20 multiple hole pre-split tests using single strand explosive cord in resin blocks of 150 to 450 mm in length containing holes of varying diameter in order to determine the effect of degrees of decoupling on the maximum borehole separation for successful pre-splitting. An attempt to pre-split...

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