Personal Protective Equipment, Site Signage and Safe Systems of Work
PPE is the last line of defence, but on plant operations it is still mandatory and specific. For a 360° operator the baseline is a hard hat, high-visibility clothing appropriate to the environment, safety footwear, and eye and hearing protection where risk assessment requires. Hand protection matters when handling pins, buckets and refuelling equipment; gloves must not interfere with control use. Respiratory protection may be needed in dust. PPE must be suitable, fit the user, be maintained, and be replaced when damaged. Operators must also know that PPE does not replace machine guards, reversing cameras, or segregation.
Site signage communicates prohibition, warning, mandatory action, safe condition and fire equipment messages, and candidates should recognise the shape and colour conventions. Traffic signs, exclusion zones, and plant/pedestrian route markings are part of the safe system of work. A safe system of work is the documented, communicated method of doing the job safely: sequence of operations, who does what, communication methods, and emergency arrangements.
Traps: assuming high-visibility clothing makes a pedestrian visible to an operator in all conditions (blind spots and mirrors still matter); thinking PPE is optional when it is uncomfortable; misreading sign categories; and treating a safe system of work as a suggestion rather than a requirement. Another trap is believing hand signals and radio communication are interchangeable without agreed protocols.
Rule of thumb: agree signals before work starts, and if communication is lost, stop. Worked example: a banksman is directing a reverse. If the operator loses sight of the banksman, the operator stops immediately and does not resume until communication is re-established.