Orange pole regulates dock traffic movement

Safety Pole controls truck exits by automatically rising in front of the cab, indicating that the dock door is open and it is not safe to depart.
By Staff November 1, 1998

Safety Pole controls truck exits by automatically rising in front of the cab, indicating that the dock door is open and it is not safe to depart. The flexible orange pole electronically linked to the dock door stores in the ground, and retracts immediately when hit by a person or vehicle. D.L. Manufacturing