Overhead Obstructions
Being struck by limbs of trees or other overhead obstructions, and moving equipment can occur when the operators are unaware of the limbs of trees or other fixed overhead objects.
A 28-year-old worker suffered fatal injuries when a tree he was attempting to fell struck the cab of the hydraulic excavator (see image).
A worker was killed when a tree fell and struck the cab of the excavator.
Another cause of such hazard can be due to the poor judgment of operators on the horizontal and vertical clearances.
Knowledge Check Choose the best answer for the question.
2-7. What may happen if you are operating heavy equipment and you are not aware of overhead obstructions?
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