High Risk Work Licence - Self-Erecting Tower Crane (CS) Practice Questions - Australia High Risk Work Licence - Self-Erecting Tower Crane (CS) Assessment Exam

It marks a suggested working area around the lines; the distance is chosen by the crane operator on the day. It is a regulated safety area around powerlines that no part of the crane, load, or rigging may enter; the distance is set by the relevant WHS regulator and electrical authority based on voltage and local rules. It marks where the crane may operate freely if a spotter is present; the distance is fixed at 1.5 metres nationally. It is a recommended observation zone; the distance is determined by the Bureau of Meteorology daily forecast.