Where there is a risk that operators or other persons transported by the machinery may be crushed between parts of the machinery and the surroundings should the machinery roll or tip over, in particular for machinery equipped with a protective structure referred to in section 3.4.3 or 3.4.4:
- a)the machinery shall be designed or equipped with a restraint system so as to keep the persons in their seats or in the protective structure, without restricting movements necessary for operations or movements relative to the structure caused by the suspension of the seats;
where there is a significant risk of roll or tip over and its restraint system is not used it shall not be possible for the machinery to move;
such restraint systems or provision shall take ergonomic principles into account and shall not be fitted if they increase the risk;
- b)a visual and audible signal shall be provided at the driving position alerting the driver when the driver is in the driving position and not using the restraint system.