National Performance Management Measures; Assessing Performance of the National Highway System, Freight Movement on the Interstate System, and Congestion Mitigation and Air Quality Improvement Program

The Federal Highway Administration established performance measures for state departments of transportation and metropolitan planning organizations to use, as required by the Moving Ahead for Progress in the 21st Century Act (MAP-21) and the Fixing America's Surface Transportation (FAST) Act, to assess the performance of the Interstate and non-Interstate National Highway System under the National Highway Performance Program