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Section 1 <br />APPENDIX A: <br />South Quarry of the Morrison Quarry <br />Bench 7450 <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 />Strike and Dip Orientations <br />Average Dip Direction <br />Strike from Strike to Dip from Dip to <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 />Designation <br />Excellent Quality (20) <br />Good Quality (17) <br />Fair Quality (13) <br />Poor Quality (8) <br />Very Poor Quality (3) <br />RQD Percentage Range <br />90 -100% <br />75 -90% <br />50 -75% <br />25 -50% <br /><25% <br />Estimated Drill Core Quality (RQD) <br />Estimated in Field <br />Very Wide (20) <br />Wide (15) <br />Moderate (10) <br />Close (8) <br />very t,iase to) <br />>2m ( >6 5 ft) <br />06 -2 m(2 -65ft) <br />200 -600 mm (8 - 24 in) <br />60 -200 mm (2 4 - 8 in) <br />, oumm t« v Ill) <br />Spacing of Discontinuities <br />Set 1 <br />Set 2 <br />Set 3 <br />Set 4 Set 5 <br />Inflow (liters per 10 m) <br />OR Water Pressure <br />Liters per 10 m of tunnel length <br />NONE <br />No water <br />Groundwater Conditions <br />Or Water Pressure <br />NONE <br />No groundwater observed <br />Notes <br />Dry, Damp, Dripping, <br />etc <br />1 of 2 <br />