This article highlights six key misconceptions about machine safeguarding. ANSI / ISO 12100:2012 Safety of machinery – General principles for design – Risk assessment and risk reduction is the primary reference.
If a moving part on a machine may be touched and cause an injury, then that part must be safeguarded. The acronym AUTO reinforces the simplicity: Workers must not be able to reach Around, Under, Through or Over a guard to reach the danger zone of machines.