Any accident foreseen in this frame?

At a construction site of burying city water pipes, a hydraulic excavator is traveling with a pipe weighing 53 kg that is hung with a wire rope fixed at the center. A worker is holding the pipe with his hand to prevent it from swaying. Now what accident do you foresee occurring in this frame?

This is the accident resulted!

The operator suddenly changed the course to avoid a big stone ahead. Then the hung pipe made a big sway, pulling the worker down. He was run over by the excavator and killed.

Tips for forestalling similar accidents
1.	Strictly follow the rules restricting the use of hydraulic excavators in unintended applications (see the Article 164 of Rules of Industrial Safety and Health Law).
2.	Take every precaution for safety at the worksite beforehand. In this instance remove, remove big stones lying on the planned traveling course.
3.	Train operators thoroughly not to jerk hydraulic excavators as well as their work equipment.

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