NTSB pins Potomac midair collision on systemic FAA and Army failures; urges airspace, ATC and collision-avoidance reforms
The NTSB found systemic failures in FAA airspace design, oversight and Army risk management in last year's Potomac midair collision. It recommends redesigning helicopter routes, changing ATC procedures, improving safety-management and data sharing, and lowering the altitude threshold that inhibits collision-avoidance alerts.