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Morrison Quarry AM-07 Geotechnical Stability Exhibit <br /> DRMS Permit M-1973-021 <br /> Aggregate Industries WCR Inc. <br /> Discontinuity Persistence <br /> Set 1 Set 2 Set 3 Set 4 Set 5 Notes: <br /> Very Low(6) <lm(<3.3 ft) X X <br /> ------------------- --------------------------------------------------------------------------------------------------------------- <br /> Low 1-3m(3.3-9.9ft) X X <br /> -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- <br /> Medium(2) 3-10 m(9.9-33 ftj X <br /> --------------------------------------- ---------------------------------------------------------------------------------------------------------------------------------------------------- <br /> High(1)---------------------------------------10 20 m(33_66_ft)-------------------------------------------------------------------------------------------------------------------- <br /> Very High(0) >20 m(>66 ft) X <br /> Discontinuity Separation(Aperture) <br /> Set 1 Set 2 Set 3 Set 4 Set 5 Notes: <br /> Very Tight Joints(6)-------------------------<0.1 mm(<0.003 in) <br /> Very-Tight Joints---- -------0.003 in) <br /> Joints(5)-------------------------------0.1-_0_5 mm(0.003-0.02 in) X <br /> ----------------- ------------------------------------------------------------------------------------------------------------- ------------------ <br /> Moderately Open Joints(4) ----------------0.5-_2_5 mm(0.02-0.1 in)----------------------X-------------------X------------------------------------------- X- <br /> -------------------------------- --------------------- ----------------- <br /> Open Joints(1) ------------------------------25-_10 mm(0_1_0.4 in) ------X-------------------X- <br /> ------------------ ------------------ --------------------------------------------------------------- <br /> Very Wide Aperture(0) >10 mm(>0.4 in) <br /> Discontinuity Roughness <br /> Set 1 Set 2 Set 3 Set 4 Set 5 Notes: <br /> VeryRough Surfaces(6)---------------------�R -------------------X----------------------------------------------------------------X------------------ <br /> - - - - ------------------------------ <br /> Rough Surfaces(5)--------------------------R---------------------------------------------------X X X <br /> ---------------------- ------------------- <br /> ------------------------------- <br /> ----------------------------------- <br /> Slightly Rough Surfaces(3) -----------------SR ---X <br /> ------------------------------- ------------------------------------------------------------------- ---------------------------------------------------------------- <br /> Smooth Surfaces(1) SM <br /> -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- <br /> Slickensided Surfaces(0) SL <br /> Discontinuity Wall Face Weathering <br /> Set 1 Set 2 Set 3 Set 4 Set 5 Notes: <br /> Unweathered(6) UW <br /> -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- <br /> Slightly Weathered(5)----------------------SW------------------------------------------------X------------------- -------------------------------------------- <br /> X X <br /> -------------------------- -------------------- <br /> Moderatel <br /> - Weathered(3)-----------------MW X-------------------X X <br /> -- --------Y------------------ -------------------------------------------------- ------------------------------------------- ------------------ <br /> Highly Weathered(1) HW <br /> -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- <br /> Completely Weathered(0) CW <br /> -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- <br /> Residual Soil(0) RS <br /> RMR Classification: 30(Poor) to 62(Good) <br /> Additional Notes: Lots of rubble,highly fractured,low RQD;local areas of iron oxide staining <br /> Groundwater conditions <br /> Discontinuity filling,staining <br /> GEI Consultants,Inc. 46 of 122 Appendix C.2 <br /> November 2020 <br />