Intolerable Risk: Dangerous Design behind the Washington DC Mid-Air Collision
Fear of Landing
MARCH 21, 2025
When an aircraft descends below 900 feet on final approach to land, TCAS stops issuing resolution advisories. The NTSB preliminary findings underscore this decision, showing that existing separation between helicopter traffic on Route 4 and aircraft descent paths for final approach on runway 33 are insufficient.
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