3.10.5. Signalmen:(1) When a motor vehicle is driven in reverse, a signalman shall direct the operator if such a move may create a hazard for any person.
(2) If the operator of a crane, mechanical shovel or any other construction equipment does not have an unrestricted view during any maneuver, one or more signalmen shall assist the operator:(a) by watching the movement of the equipment or of the load when it is out of the operator’s sight;
(b) by communicating with the operator by means of a standardized signal code, or by a telecommunications system when conditions so require or the operator judges it necessary.
(3) When a signalman is required to ensure safe maneuvering as prescribed in subsections 1 and 2, he must be placed in full view of the operator, with a full view of the intended path of travel of the vehicle and off the intended path of travel.
(4) The operator must obey any stop signal.
(5) When the operator can no longer see the signalman, he must stop his vehicle or his maneuver.