| 11. | The utility must provide educational information to its underground workers on proper trenching and tunneling.
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| 12. | Desperate to avoid recapture, he contacted a French underground worker whose sister was a nun.
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| 13. | At its peak in 1953, the mine employed 1, 448 underground workers and 393 surface workers.
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| 14. | Also together, the groups worked to support for underground workers'and anarchist movements in the Soviet Union.
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| 15. | On Friday 15 June, an underground worker from Kellingley Colliery named Joe Green was killed whilst picketing.
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| 16. | Underground workers already are paid a minimum of 2000 rand ( US $ 268 ) a month.
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| 17. | Those arrested are taken by ship, which is piloted by one of the underground workers . ..
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| 18. | On 4 March 1945, the colliery suffered an accident that caused the death of five underground workers.
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| 19. | He said 30-40 underground workers had heard " rumblings " 15 minutes before the accident and got out.
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| 20. | There were no fatalities, though one London Underground worker suffered cuts to his eye caused by glass debris.
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