Air Traffic Control Systems: Ambitious New Modernization Effort Needs to Improve Cost and Schedule Planning

What GAO Found The Federal Aviation Administration’s (FAA) Brand New Air Traffic Control System (BNATCS) has an ambitious goal to significantly accelerate the modernization of outdated air traffic control (ATC) systems. The goal is to be achieved at an unprecedented speed. The first of two phases aims to modernize communication, surveillance, weather, and training systems, among other things.