This International Standard specifies criteria for systems that provide access to the operator station and to routine maintenance points on earth-moving machinery as defined in ISO 6165.It is applicable to the access systems (e.g.enclosure openings,platforms,guardrails,handrails and handholds,stairways and steps,ladders)on such machinesparked in accordance with the manufacturer’s instructions.Its criteria are based on the 5th to 95th percentile operator dimensions as defined in ISO 341 1 .It deals with the following significant hazards,hazardous situations and events:slip,trip and fall of persons,unhealthy postures and excessive effort
