DEPARTMENT OF LABOR MINE SAFETY AND HEALTH .
26/08/2020 · A Finlay J1175 trackmounted jaw crusher and a 330B excavator were involved in the accident. The Finlay J1175 jaw crusher has three hopper extensions (left side, right side, and rear) that miners place in raised positions during normal mining operations to increase the capacity of the hopper that feeds material into the jaw crusher. Miners use hydraulic control levers ...
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