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General Crane Knowledge B, C, and E NCCCO Study Questions and Answers-100% Accurate.
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General Crane Knowledge B, C, and E NCCCO Study Questions and Answers-100% Accurate. According to ASME B30.5 regulations require a signal person to observe power line clearances when the; A. The crane is within a booms reach of the prohibited zone B. When the power line is over 350kV C. When...
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