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Morrison Quarry AM-07 Geotechrncal 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 /> VeryLow(6)----------------------------------<1m(<3.3 ft)-------------------------------------X-------------------X-------------------------------------------------- <br /> ------ - - -------------- <br /> Low(4) 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 /> - - - - - - ------------------------------------------------------------------------------------------------------------------- <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 /> ----------------------- ------------------------------------------------------------------------------------------------------------------------------------ <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------------------ <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) X X <br /> Discontinuity Roughness <br /> Set 1 Set 2 Set 3 Set 4 Set 5 Notes: <br /> Very Rough Surfaces(6) VR <br /> -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- <br /> Rough Surfaces(5)--------------------------R X-------------------X------------------------------------------- x <br /> ---------------------- ----------------------------------------------------- ------------------ <br /> Slightly 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 ------------X------------------------------------------- x <br /> -------------------------- ------------------------------ ------- ------------------ <br /> Moderately Weathered(3) MW <br /> ---- --------------------------------------------- ------------------------------------------------------------------------------------------------------------------------------------------- <br /> Highly Weathered(1) HW <br /> -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- <br /> Completely Weathered(0) CW <br /> -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- <br /> Residual Soil(0) RS <br /> RMR Classification: 33(Fair) to 59(Good) <br /> Additional Notes: Several pockets of iron oxide staining and local pockets of higher weathering.Minor section of adversely <br /> Groundwater conditions dipping foliation in upper half around Sta.3+50. <br /> Discontinuity filling,staining <br /> GEI Consultants,Inc. 30 of 122 Appendix C.2 <br /> November 2020 <br />