Establishment of United States Area Navigation (RNAV) Routes T-440, T-455, T-457, T-459, and T-476, and Amendment of RNAV Routes T-358, T-416, and T-445; Eastern United States

This action establishes United States Area Navigation (RNAV) routes T-440, T-455, T-457, T-459, and T-476, and amends RNAV routes T- 358, T-416, and T-445 in support of the FAA's Very High Frequency Omnidirectional Range (VOR) Minimum Operational Network (MON) Program. The purpose is to enhance the efficiency of the National Airspace System (NAS) by transitioning from ground-based navigation aids to a satellite-based navigation system.