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' II-12 <br />' :', SEEGMILLER INTERNATIONAL <br />i Mwn+c G¢orccwarx Carsu~rarrs i Excarxs <br />!~ <br />' ROCK DIRECT SHEAR STRENGTH <br />SAMPLE NUMBER WI-3.75-D-2 <br />CLIENT STORM KING MINES, INC. Date September 29, 1983 <br />PROPERTY Glenwood Project 8y RPS ~ BDB <br />Hole Number 3.75 Hole Location N/A N N/A E <br />Hole Size NQ-3 Collor Elevation N/A Location in Hole 1,562.6' <br />General Hole Bearing N 22° E General Hole Dip 55° <br />Somp/e Diomeler 45.lOmm force of Foi/ure 7.30 kN SJrenpJh 2.28 MPa <br />•Pre-testing Sample Description CLAYSTONE: Dark gray; very silty; minor fine- <br />grained sand; solid and dense; scattered thin coaly bedding laminae; <br />good induration; no visible fractures; fairly strong appearance; <br />excellent sample; sample selected from lower seam immediate roof. <br />Post -testing Sample Description and Test Comments Very Good Test: Stepwise <br />failure; moderately irregular vertical shear surface formed at load <br />points; shearing occurred over small portion of each surface; separations <br />along bedding planes occurred within central disc; three large pieces <br />plus few smaller pieces and fragments resulted. <br /> <br />