div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=usgs-earth-flow-in-fill-earth-flow-in-strip-castings-earth-flow-in-coal-refuse-valhtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: USGS · earth flow in fill earth flow in strip castings earth flow in coal refuse Val lev wall a Iona major streams with slope as steep as stony clayey silt soil up to 50 ft loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader036vdocumentinreader036viewer20220710175fd0e915561dbb4c38014ed3html5thumbnails1jpg width=140 height=200 divdiv