Have to stop engine completely before repairing

Have to stop engine completely before repairing

Any accident foreseen in this frame?
A pumping tube has been broken on a squeeze type mobile concrete pump. A mechanic is trying to replace it with new one. He has removed the broken tube from within the pump case and is about wash out ready-mixed concrete spilt in the interior.


Now what accident do you foresee occurring in this frame?



This is the accident resulted!
He stuck his head in the interior through an inspection hole at right, when his right hand inadvertently pressed the main switch on the control panel. The roller was then set in motion and he was guillotined.


Tips for forestalling similar accidents

1. Stop the engine completely, when it becomes necessary to put in part of or the whole body in the interior of construction equipment for inspection or maintenance work.
2. For non-routines like inspection, maintenance, repairs, etc., too, prepare for the work procedures for safety in advance and see that they are followed.
3. Implement intensive safety education and training for non-routines such as inspection and repairs.