What does the NCHRP 350 document focus on regarding traffic safety?

The NCHRP 350 document is primarily focused on the evaluation of traffic safety hardware, including devices such as barriers, signs, and other equipment designed to enhance road safety and reduce the severity of crashes. This document provides guidelines for the testing and performance assessment of these hardware systems to ensure they meet safety standards.

By concentrating on safety hardware, the NCHRP 350 sets out a framework for determining the effectiveness and reliability of these critical components. This is essential for ensuring that traffic control devices properly protect road users and mitigate potential hazards. Other options may touch on relevant aspects of traffic management or safety, but they do not specifically emphasize the assessment and performance evaluation of safety hardware as NCHRP 350 does. This clarity is important for professionals involved in traffic control, as understanding the standards for safety hardware is vital for effective implementation and compliance in traffic management practices.