AASHTO“黄皮书”的更新版本将研究成果和最先进的技术与经验证的工程实践相结合，以提高公路运营和管理的安全性。整合新的安全信息，并建议如何升级现有情况，以满足当前标准和未来需求。用于设计和规划目的，也可用于规划、开发和评估期间的现场审查。

Updated version of AASHTO's "Yellow Book" combines results of research and state-of-the-art technologies with proven engineering practices to enhance safety in highway operation and management. Consolidates new safety information and suggests how existing situations might be upgraded to meet current standards and future needs. Useful for design and planning purposes, but also for field reviews during planning, development, and evaluation.