Laserfiche WebLink
• Very Low (6 points): <3.3 feet <br />• Low (4): 3.3 — 9.9 feet <br />• Medium (2): 9.9 — 33 feet <br />• High (1): 33 — 66 feet <br />• Very High (0): >66 feet <br />• Discontinuity Separation (Aperture) <br />• Very Tight Joints (6 points): <0.003 inches <br />• Tight Joints (5): 0.003 — 0.02 inches <br />• Moderately Open Joints (4): 0.02 — 0.1 inches <br />• Open Joints (1): 0.1 — 0.4 inches <br />• Very Wide Aperture (0): >0.4 inches <br />• Discontinuity Roughness <br />• Very Rough Surfaces (6 points): VR <br />• Rough Surfaces (5): R <br />• Slightly Rough Surfaces (3): SR <br />• Smooth Surfaces (1): SM <br />• Slickened Surfaces (0): SL <br />• Discontinuity Filling (Gouge) <br />• Type — clay, staining, shear, etc. <br />• Thickness <br />• Estimated Compressive Strength <br />• Seepage — none, moist, dripping, etc. <br />• Discontinuity Wall Face Weathering <br />• Unweathered (6 points): UW <br />• Slightly Weathered (5): SW <br />• Moderately Weathered (3): MW <br />• Highly Weathered (1): HW <br />• Completely Weathered (0): CW <br />• Residual Soil (0): RS <br />The point scales were tallied resulting in a range of overall RMR values and classification for <br />a given highwall. The classifications are as follows: <br />RMR Value <br />RMR Classification <br />0-20 <br />Very Poor <br />21-40 <br />Poor <br />41-60 <br />Fair <br />61-80 <br />Good <br />81-100 <br />Very Good <br />GEI Consultants, Inc 5 January 2014 <br />2013 Morrison Quarry Annual Report <br />