div class=ts-pagebutton class=gotoPage data-page=1Page 1button div class=ts-imageimg data-url=mine-safety-and-health-quizzes-from-the-usmra-the-roll-tide-no-1-mine-mineshtmlpage=1 data-page=1 class=ts-thumb lazyload alt=Page 1: Mine Safety and Health Quizzes from the USMRAThe Roll Tide No 1 Mine mines coal in the Pratt seam with a continuous miner shuttle cars one double head roof bolting machine loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer2022051813603439d1dda98026b414fb7ehtml5thumbnails1jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=2Page 2button div class=ts-imageimg data-url=mine-safety-and-health-quizzes-from-the-usmra-the-roll-tide-no-1-mine-mineshtmlpage=2 data-page=2 class=ts-thumb lazyload alt=Page 2: Mine Safety and Health Quizzes from the USMRAThe Roll Tide No 1 Mine mines coal in the Pratt seam with a continuous miner shuttle cars one double head roof bolting machine loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer2022051813603439d1dda98026b414fb7ehtml5thumbnails2jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=3Page 3button div class=ts-imageimg data-url=mine-safety-and-health-quizzes-from-the-usmra-the-roll-tide-no-1-mine-mineshtmlpage=3 data-page=3 class=ts-thumb lazyload alt=Page 3: Mine Safety and Health Quizzes from the USMRAThe Roll Tide No 1 Mine mines coal in the Pratt seam with a continuous miner shuttle cars one double head roof bolting machine loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer2022051813603439d1dda98026b414fb7ehtml5thumbnails3jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=4Page 4button div class=ts-imageimg data-url=mine-safety-and-health-quizzes-from-the-usmra-the-roll-tide-no-1-mine-mineshtmlpage=4 data-page=4 class=ts-thumb lazyload alt=Page 4: Mine Safety and Health Quizzes from the USMRAThe Roll Tide No 1 Mine mines coal in the Pratt seam with a continuous miner shuttle cars one double head roof bolting machine loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer2022051813603439d1dda98026b414fb7ehtml5thumbnails4jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=5Page 5button div class=ts-imageimg data-url=mine-safety-and-health-quizzes-from-the-usmra-the-roll-tide-no-1-mine-mineshtmlpage=5 data-page=5 class=ts-thumb lazyload alt=Page 5: Mine Safety and Health Quizzes from the USMRAThe Roll Tide No 1 Mine mines coal in the Pratt seam with a continuous miner shuttle cars one double head roof bolting machine loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer2022051813603439d1dda98026b414fb7ehtml5thumbnails5jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=6Page 6button div class=ts-imageimg data-url=mine-safety-and-health-quizzes-from-the-usmra-the-roll-tide-no-1-mine-mineshtmlpage=6 data-page=6 class=ts-thumb lazyload alt=Page 6: Mine Safety and Health Quizzes from the USMRAThe Roll Tide No 1 Mine mines coal in the Pratt seam with a continuous miner shuttle cars one double head roof bolting machine loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer2022051813603439d1dda98026b414fb7ehtml5thumbnails6jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=7Page 7button div class=ts-imageimg data-url=mine-safety-and-health-quizzes-from-the-usmra-the-roll-tide-no-1-mine-mineshtmlpage=7 data-page=7 class=ts-thumb lazyload alt=Page 7: Mine Safety and Health Quizzes from the USMRAThe Roll Tide No 1 Mine mines coal in the Pratt seam with a continuous miner shuttle cars one double head roof bolting machine loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer2022051813603439d1dda98026b414fb7ehtml5thumbnails7jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=8Page 8button div class=ts-imageimg data-url=mine-safety-and-health-quizzes-from-the-usmra-the-roll-tide-no-1-mine-mineshtmlpage=8 data-page=8 class=ts-thumb lazyload alt=Page 8: Mine Safety and Health Quizzes from the USMRAThe Roll Tide No 1 Mine mines coal in the Pratt seam with a continuous miner shuttle cars one double head roof bolting machine loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer2022051813603439d1dda98026b414fb7ehtml5thumbnails8jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=9Page 9button div class=ts-imageimg data-url=mine-safety-and-health-quizzes-from-the-usmra-the-roll-tide-no-1-mine-mineshtmlpage=9 data-page=9 class=ts-thumb lazyload alt=Page 9: Mine Safety and Health Quizzes from the USMRAThe Roll Tide No 1 Mine mines coal in the Pratt seam with a continuous miner shuttle cars one double head roof bolting machine loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer2022051813603439d1dda98026b414fb7ehtml5thumbnails9jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=10Page 10button div class=ts-imageimg data-url=mine-safety-and-health-quizzes-from-the-usmra-the-roll-tide-no-1-mine-mineshtmlpage=10 data-page=10 class=ts-thumb lazyload alt=Page 10: Mine Safety and Health Quizzes from the USMRAThe Roll Tide No 1 Mine mines coal in the Pratt seam with a continuous miner shuttle cars one double head roof bolting machine loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer2022051813603439d1dda98026b414fb7ehtml5thumbnails10jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=11Page 11button div class=ts-imageimg data-url=mine-safety-and-health-quizzes-from-the-usmra-the-roll-tide-no-1-mine-mineshtmlpage=11 data-page=11 class=ts-thumb lazyload alt=Page 11: Mine Safety and Health Quizzes from the USMRAThe Roll Tide No 1 Mine mines coal in the Pratt seam with a continuous miner shuttle cars one double head roof bolting machine loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer2022051813603439d1dda98026b414fb7ehtml5thumbnails11jpg width=140 height=200 divdivdiv class=ts-pagebutton class=gotoPage data-page=12Page 12button div class=ts-imageimg data-url=mine-safety-and-health-quizzes-from-the-usmra-the-roll-tide-no-1-mine-mineshtmlpage=12 data-page=12 class=ts-thumb lazyload alt=Page 12: Mine Safety and Health Quizzes from the USMRAThe Roll Tide No 1 Mine mines coal in the Pratt seam with a continuous miner shuttle cars one double head roof bolting machine loading=lazy src=data:imagegifbase64iVBORw0KGgoAAAANSUhEUgAAAAIAAAACCAQAAADYv8WvAAAAD0lEQVR42mP8X8AwAgiABKBAv+vAXklAAAAAElFTkSuQmCC data-src=https:reader033vdocumentsusreader033viewer2022051813603439d1dda98026b414fb7ehtml5thumbnails12jpg width=140 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