Laserfiche WebLink
Test <br />Series <br />Number <br />Interface to be Tested <br />Target Dry Unit <br />Weight and Moisture Content <br />of Iran Clad Talltngs <br />Consolidation <br />Stress <br />(psi) <br />Time for <br />Consolidation <br />(hours) <br />Normal <br />Stresses <br />(ps1) <br />Rate of <br />Shear <br />(in. /min) <br />1 <br />Wetted Crushed Rock Overliner /80-mil Gundle <br />Smooth VLDPE Geomembrane /Iron Clad Tailings <br />109.3 pcf and 15.0% <br />50, 100, 150, and <br />300 <br />0 <br />50, 100, 150, and <br />300 <br />0.04 <br />m <br />613458/6E193234 <br />TABLE 1 <br />SUMMARY OF GENERAL TESTING CONDITIONS <br />INTERFACE DIRECT SHEAR TESTING <br />GOLDER ASSOCIATES, INC. <br />GOLDER PROJECT NUMBER 933 - 2442.9 <br />Note: I» For the test series, the overliner and the upper surface of geomemhrane were wetted by pouring tap water on top of the overliner specimen and allowing the <br />water to drain at the nverliner- geomembrane interface; There was no predetermined failure surface defined at the onset of testing, shear failure would likely <br />occur at the weakest interface within the test cross section. <br />For the 50, 100, and 150 psi tests, a 12 -in. by 12 -1n. (300 -inn by 300-mm) shear box was used and the 3U0 psi test was conducted in a 6 -In, by 6 in. (150 -mm <br />by 150-mm) shear box. Each test specimen was sheared immediately after application of the normal stress. <br />93.09.79 <br />