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Section 4 <br />APPENDIX A: <br />South Quarry Morrison Quarry, Bench 6700, Scanline Section 4, 8 +60 to 13 +80 RMR Data <br />133- 23514 -12002 <br />Set 1 (Vertical) <br />Set 2 (Vertical) <br />Set 3 (Horizontal) <br />Set 4 (Minor) <br />Set 5 (Minor) <br />Average Strike <br />253 <br />306 <br />305 <br />Strike and Dip Orientations: <br />Average Dip Direction Strike from Strike to Dip from Dip to <br />69 E 244 264 68 76 <br />83 W 290 314 76 90 <br />23 W 291 313 26 26 <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 />Very Low to Moderate <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 />Very Poor <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 -2m (2 -6.5ft) <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 />X <br />Set 3 <br />X <br />X <br />X <br />Set 4 Set 5 <br />Liters per 10 m of tunnel length <br />Inflow (liters per 10 m) NONE <br />OR Water Pressure No water <br />Groundwater Conditions: <br />Or Water Pressure <br />NONE <br />Notes: <br />Dry, Damp, Dripping, <br />etc <br />7 of 18 <br />