We recently blogged about vehicle marshallers, "what is a vehicle marshaller? AKA traffic marshall or banksman" and the training that marshallers must go through in order to keep site, workers, and visitors safe.
This time we're moving up, not just in number of signals, but physically upwards. To cranes!
When a site crane, mobile crane, or a truck mounted crane is in operation a slinger / signaller becomes the the eyes and ears of the crane operator.
An operator could be way up in the
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