Outline of Roll-Over and Falling Object Protective Structure of Engineering Vehicles

Based on the newest ISO 3471:1994, ISO 3449:1992, and ISO 3164:1992, this paper describes the conceptions, structure types and characteristics, functions, performances requirements and testing regulations of roll-over and falling-object protective structures(ROPS & FOPS) of the engineering vehicle. It provides a criterion for domestic standard and the experiment of the performance of ROPS & FOPS.