本文件规定了现场收集交通事故数据所需的信息，或可能有助于评估乘用车和卡车中的乘员约束系统的信息。所涵盖的特定乘员约束系统包括安全带、头枕、膝部保护、安全气囊系统和儿童约束系统。 本文件不包括对车辆结构性能的评估，对于这些性能，如碰撞、侵入和结构架构可能是必要的。

This document specifies information for the field collection of traffic accident data that is necessary or may assist in the evaluation of occupant restraint systems in passenger cars and trucks. The specific occupant restraints covered are seat belts, head restraints, knee protection, airbag systems and child restraint systems. This document does not cover an assessment of the structural performance of the vehicle for which items such as crush, intrusion, and structural architecture may be necessary.