本文件描述了货车上工人进出的要求。 这些要求的主要目的是提供安全通道和出口，并将与通道和出口相关的机车车辆危险树中确定的工人风险降至最低。 本文件适用于现有的、改进的和新的货运机车车辆。 该文件涵盖了工人的进出。

This document describes requirements for access and egress of workers on freight vehicles. The main purpose of the requirements is to provide safe access and egress, and to minimise risks to workers identified in the Rolling Stock Hazard Trees associated with access and egress. This document applies to existing, modified and new freight rolling stock. The document covers access and egress by workers.