R 408.18122 Bag-arm conveyors.

Rule 8122. A bag-arm conveyor used for transporting bags of flour or sugar with manual takeoff shall be equipped with a device installed so as to stop the conveyor automatically if any bag fails to clear the bar-arms at the discharge end. The conveyor shall be equipped with a rollback device as prescribed in General Industry Safety Standard Part 14 “Conveyors,” as referenced in R 408.18101a.