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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) <1m(<3.3 ft) X <br /> -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- <br /> Low(4) 1-3m(3.3-9.9ft) X X <br /> -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- <br /> Medium(2) 3--10 m(9.9-33 ft) X <br /> -------------------------------------------------- ----------------------------------------------------------------------------------------------------------------------------------------- <br /> High(1)---------------------------------------10-20 m(33_66 ft) <br /> IVery 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 /> ----------------------- ------------------------------------------------------------------------------------------------------------------------------------ <br /> Tight Joints(5)-------------------------------0.1-_0_5 mm(0.003-0.02 in) <br /> ----------------- ---------------------------------------------------------------------------------------------------------------------------------- <br /> Moderately Open Joints(4)-----------------0.5-2.5 mm(0_02.0.1-in)----------------------X-------------------X-------------------------------------------X------------------ <br /> ------------- ----------------- -- <br /> Open Joints(1) 2.5-10 mm(0.1-0.4 in) X 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 /> Very Rough Surfaces(6) VR <br /> -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- <br /> RoughSurfaces(5)--------------------------R---------------------------------------------------X-------------------X-------------------------------------------X-------- <br /> ---------------------- ---------- <br /> �Iightly Rough Surfaces(3) -----------------SR-------------------------------------------------X X 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 /> Moderately Weathered(3)-----------------MW -------------------X-------------------X-------------------------------------------X <br /> ------------------------------- ----------------------------- ------------------ <br /> Highly Weathered(1) HW <br /> -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- <br /> Completely Weathered(0) CW <br /> -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- <br /> Residual Soil(0) RS <br /> RMR Classification: 27(Poor) to 50(Fair) <br /> Additional Notes: Highly fractured,low RQD,mafic intrusion at Sta.8+50,75%adversely dipping from Sta.6+10 to 7+00, <br /> Groundwater conditions localized iron oxide staining <br /> Discontinuity filling,staining <br /> GEI Consultants, Inc. 44 of 122 Appendix C.2 <br /> November 2020 <br />