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Section 1 <br />APPENDIX A: <br />South Quarry of the Morrison Quarry <br />Bench 6700, Scanline Section 2 Competent Zone, 0 +40 to 2 +45 RMR Data <br />133 - 23514 -13002 <br />Set 1 (Vertical) <br />Set 2 (Vertical) <br />Set 3 (Horizontal) <br />Set 4 (Minor) <br />Set 5 (Minor) <br />Average Strike <br />239 <br />71 <br />344 <br />Strike and Dip Orientations <br />Average Dip Direction Strike from Strike to Dip from Dip to <br />76 SW -NE 150 340 55 90 <br />79 NW 60 85 58 90 <br />38 SW 10 360 18 60 <br />Designation <br />Very High (15) <br />High (12) <br />Medium High (7) <br />Moderate (4) <br />Low (2) <br />Very Low (1) <br />Estimated Strength of Intact Rock Material <br />Compressive Strength Range Estimated in Field <br />>250 Mpa ( >36,260 psi) <br />100 -250 Mpa (14,500- 36,260 psi) <br />50 -100 Mpa (7,250- 14,500 psi) <br />25 -50 Mpa (3,625 -7,250 psi) <br />5 -25 Mpa (725 -3,625 psi) <br />1 -5 Mpa (145 -725 psi) <br />Medium High to High <br />Designation RQD Percentage Range <br />Excellent Quality (20) 90 -100% <br />Good Quality (17) 75 -90% <br />Fair Quality (13) 50 -75% <br />Poor Quality (8) 25 -50% <br />Very Poor Quality (3) <25% <br />Estimated Drill Core Quality (RQD) <br />Estimated in Field <br />Poor to Fair <br />Very Wide (20) <br />Wide (15) <br />Moderate (10) <br />Close (8) <br />Very Close (5) <br />>2m ( >6 5 ft) <br />0 6 - 2 m (2 - 6 5 ft) <br />200 -600 mm (8 - 24 in) <br />60 -200 mm (2 4 - 8 in) <br /><60mm ( <2 4 in) <br />Spacing of Discontinuities <br />Set 1 <br />X <br />X <br />Set 2 <br />X <br />X <br />Set 3 <br />X <br />X <br />X <br />Set 4 Set 5 <br />Groundwater Conditions <br />Liters per 10 m of tunnel length Or Water Pressure <br />Inflow (liters per 10 m) NONE NONE <br />OR Water Pressure No water <br />Notes No groundwater conditions observed <br />Dry, Damp, Dripping, <br />etc <br />1 of 2 <br />