div class=trans-pagebutton class=gotoPage data-page=1Page 1button div class=trans-imagea href=https:reader042fdocumentsnetreader042viewer20220220135b36b20a7f8b9a8b4b8eaf5chtml5page1jpg target=_blank img data-url=documentfriction-angle-measurements-on-a-naturally-formed-friction-angle-measurementshtmlpage=1 data-page=1 class=trans-thumb lazyload alt=Page 1: Friction Angle Measurements on a Naturally Formed … · FRICTION ANGLE MEASUREMENTS 415 Fig to the effects of sorting and packing variations Friction Angle Measurements loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader042fdocumentsnetreader042viewer20220220135b36b20a7f8b9a8b4b8eaf5chtml5thumbnails1jpg width=140 height=200 adivdivdiv class=trans-pagebutton class=gotoPage data-page=2Page 2button div class=trans-imagea href=https:reader042fdocumentsnetreader042viewer20220220135b36b20a7f8b9a8b4b8eaf5chtml5page2jpg target=_blank img data-url=documentfriction-angle-measurements-on-a-naturally-formed-friction-angle-measurementshtmlpage=2 data-page=2 class=trans-thumb lazyload alt=Page 2: Friction Angle Measurements on a Naturally Formed … · FRICTION ANGLE MEASUREMENTS 415 Fig to the effects of sorting and packing variations Friction Angle Measurements loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAEAAAABCAQAAAC1HAwCAAAAC0lEQVR42mM8Uw8AAh0BTZud3BwAAAAASUVORK5CYII= data-src=https:reader042fdocumentsnetreader042viewer20220220135b36b20a7f8b9a8b4b8eaf5chtml5thumbnails2jpg width=140 height=200 adivdivdiv class=trans-pagebutton class=gotoPage data-page=3Page 3button div class=trans-imagea href=https:reader042fdocumentsnetreader042viewer20220220135b36b20a7f8b9a8b4b8eaf5chtml5page3jpg target=_blank img data-url=documentfriction-angle-measurements-on-a-naturally-formed-friction-angle-measurementshtmlpage=3 data-page=3 class=trans-thumb lazyload alt=Page 3: Friction Angle Measurements on a Naturally Formed...