(9)Projecting loads and cranes. - (a) If the load on wagon projects beyond its length, a guard or dummy truck shall be used beneath the projection.(b)No loco-crane shall travel without load, the jib is completely lowered and positioned in line with the track.(c)When it is necessary for a loco-crane with a load, the jib, shall not be swung until the loco-crane has come to rest.