270. Emergency stop: The emergency stop device of a conveyor to which workers have access comprises several control devices located at loading and unloading piers as well as at other points along the conveyor’s itinerary. In addition, these devices have the following features:(1) they are easily visible;
(2) one single action activates them;
(3) they are clearly identified.
The resetting of the emergency stop device after it is used shall not by itself cause the start up of the machine, except if the conveyor is moving slowly and workers can have access to it safely.