Laserfiche WebLink
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 <br /> ------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- <br /> Very Low(6)----------------------------------<1m(<3.3 ft) Notes: <br /> ---- - ----------------------------------------------------------------------------------------------------------------------------------------- <br /> Low(4) <br /> --------------------- 1-3m(3.3-9.9ft) X X <br /> ------------------- --------------------------------------------------------------------------------------------------------------- <br /> Medium(2) 3-10 m(9.9-33 ft) X X <br /> High-(i)----------------------------------------10-20 m(33-66 ft) -----------------------------------------------------------------------------------------------X------------------ <br /> High -------------------------------------------------0.m(33--66 ft) -------------------------------------------------------------------------------------------- <br /> High(0) >20 m(>66 ft) X <br /> Discontinuity Separation(Aperture) <br /> Set 1 Set 2 Set 3 Set 4 Set 5 <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) -------X-------------------X------------------------------------------- X <br /> ----------------- ------------------------------------ ------------------ <br /> Moderately Open Joints(4) 0.5-2.5 mm(0.02-0.1 in) X <br /> Open-Joints <br /> (0.1-0.4 i----------------------------------------------------------------------------------------------------------------- <br /> Open Joints(1) ------------------------------25-_10 mm(0.1-0.4 in) <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 <br /> VeryRough Surfaces(6) --------------------�R --------------------------------------------------------------------------------------------Notes_-- <br /> ---------------------------- ---------------------------------- <br /> RoughSurfaces(5)--------------------------R ----------------x-------------------X------------------------------------------- X <br /> ---------------------- ----------------------------------- ------------------ <br /> SlightlyRough Surfaces(3�------------------SR-------------------------------------------------X-------------------X-------------------------------------------X------------------ <br /> Smooth Surfaces(1) <br /> -------------------------------------------------SM------------------------------------------------------------------------------------------------------------------------------------------- <br /> Slickensided Surfaces(0) SL <br /> Discontinuity Wall Face Weathering <br /> Set 1 Set 2 Set 3 Set 4 Set 5 <br /> Unweathered(6) UW <br /> -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- <br /> Slightly Weathered(5)----------------------SW --------------------------x-------------------X------------------------------------------- x <br /> -------------------------- ----------------------- ------------------ <br /> M.oderately Weathered 3)-----------------MW-----------------------------------------------X-------------------X-------------------------------------------X---- <br /> Highly Weathered(1) HW <br /> -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- <br /> Completely Weathered(0) CW <br /> -------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- <br /> Residual Soil(0) RS <br /> RMR Classification: 28-Poor to 49-Fair <br /> Additional Notes: trending 340 deg;approximately 400ft of southern portion of Bench 7000 was not mapped due to a narrowing of the bench <br /> that GEI determined was unsafe to map from; highly variable joint sets throughout section; unmappable from 3+70 to 4+50 <br /> due to rubble. No groundwater inflow observed. Iron oxide staining on Sets 1 and 2 <br /> GEI Consultants, Inc. 24 of 122 Appendix C.2 <br /> November 2020 <br />