Banksmen are operatives trained to direct vehicle movement on or around site. They are often called traffic marshals
Yes, but only if trained and authorised . There is a hierarchy of control which places segregation at the top. Banksmen should only be used in circumstances where other control measures are not possible.
Signallers are operatives who are trained to direct crane drivers during lifting operations.
You’ll find the standard signals in the Health and Safety (Signs and Signals) Regulations 1996 L64, or watch the video Workplace transport – Banksman’s signals