Supplementary Notes: Stereonets
11 of 18Erik Eberhardt UBC Geological Engineering EOSC 433EOSC433: Geotechnical Engineering Practice & DesignSupplementary Notes: Stereonets2 of 18Erik Eberhardt UBC Geological Engineering EOSC 433Discontinuity MappingWindow mappingScanline mappingHudson & Harrison (1997)23 of 18Erik Eberhardt UBC Geological Engineering EOSC 433Discontinuity Mapping Remote SensingMahet al.(2013)3-D laser imagingis an emerging tool for discontinuity mapping. Acquisition is performed at a safe distance, including for inaccessible areas. Millions of high accuracy 3D data points are acquired in Cartesian space, and processed efficiently by automatic algorithms, leading to robust estimates of joint dipand dip of 18Erik Eberhardt UBC Geological Engineering EOSC 433Discontinuity MappingWyllie & Mah (2004)35 of 18Erik Eberhardt UBC Geological Engineering EOSC 433Stereographic ProjectionStereographic projection allows 3-D orientation da
automatic algorithms, leading to robust estimates of joint dip and dip direction. 4 of 18 Erik Eberhardt – UBC Geological Engineering EOSC 433 Discontinuity Mapping Wyllie & Mah (2004) 3 5 of 18 Erik Eberhardt – UBC Geological Engineering EOSC 433 Stereographic Projection ...
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