Or. Admin. R. 437-003-0085
An unimpaired horizontal clearance or not less than three feet shall be maintained between the rotating superstructure of any mechanical equipment and any adjacent object or surface. If this clearance cannot be maintained, barricades shall be installed to isolate the hazardous area.
ORS 654.025(2) & 656.726(3)
ORS 654.001 - 654.295
APD 8-1989, f. & ef. 7-7-89
APD 5-1989, f. 3-31-89, ef. 5-1-89