ACCORDING TO OSHA, A SCAFFOLD WITH A HORIZONTAL DIMENSION LESS THAN 45″ IN EITHER DIRECTION SHALL HAVE STANDARD GUARDRAILS ON ALL SIDES AND ENDS IF IT IS OVER WHAT MINIMUM LENGTH?

ACCORDING TO OSHA, A SCAFFOLD WITH A HORIZONTAL DIMENSION LESS THAN 45″ IN EITHER DIRECTION SHALL HAVE STANDARD GUARDRAILS ON ALL SIDES AND ENDS IF IT IS OVER WHAT MINIMUM LENGTH?