Airframe and Structural Failures
5,697 occurrences · 1,466 fatal · 7,097 fatalities · 1950–2026
What it is
Structural failure accidents involve the airframe itself — a wing, tail, or fuselage section — breaking apart or losing structural integrity in flight, rather than a system or engine failing while the airframe stays intact. Because the aircraft's structure is what keeps it flyable at all, a structural failure in flight is generally unrecoverable once it progresses far enough.
Why it happens
Common contributors include metal fatigue from repeated stress cycles over an aircraft's service life, corrosion that weakens a structural member over time, exceeding the aircraft's designed load limits through excessive maneuvering or turbulence, and undetected damage from a prior hard landing or overstress event that was never properly repaired or inspected.
How the industry defends against it
Aircraft structures are certified with load margins well beyond expected in-service stresses, and mandatory inspection programs — including specific fatigue and corrosion inspection intervals tied to flight hours and cycles — are designed to find developing cracks or weaknesses before they become critical. Damage-tolerant design philosophy assumes small cracks will occur and engineers structures so a crack grows slowly and predictably enough to be caught at a scheduled inspection.
What this means for passengers
Airliner structures are certified with substantial safety margins and are tracked through mandatory fatigue and corrosion inspection programs over their entire service life, which is why in-flight structural failure is rare in modern commercial aviation. This database includes a substantial share of older aircraft and general-aviation types built to different, often less conservative structural and inspection standards.
Aircraft families
- Boeing 72746
- Boeing 74744
- Boeing 73744
- Boeing 70736
- McDonnell Douglas DC-915
- Lockheed C-130 Hercules11
- Boeing B-52 Stratofortress11
- Boeing 7778
- Boeing 7678
- ATR 42/727
Countries
- United States3,884
- United Kingdom238
- South Africa121
- France112
- Switzerland90
- Canada79
- Brazil65
- Germany45
- Poland38
- New Zealand38
Notable investigated accidents
- 1985-08-12 — Japan Airlines (520 fatalities)
- 1974-03-03 — DC-10, Turkish Airlines - THY Türk Hava Yollari (346 fatalities)
- 2001-11-12 — American Airlines (265 fatalities)
- 2002-05-25 — China Airlines (225 fatalities)
- 1972-05-18 — Antonov AN-10, Aeroflot - Russian International Airlines (122 fatalities)
- 2000-07-25 — Concorde, Air France occured (113 fatalities)
- 1989-07-19 — United Airlines (111 fatalities)
- 1981-08-22 — Far Eastern Air Transport - FAT (110 fatalities)
- 1971-12-24 — LANSA Peru - Lineas Aéreas Nacionales del Peru (91 fatalities)
- 1967-10-12 — G-ARCO, British European Airways - BEA (66 fatalities)
- 1971-03-31 — Aeroflot - Russian International Airlines (65 fatalities)
- 1971-10-02 — Vanguard, British European Airways - BEA (63 fatalities)
Counts are derived from official investigation records; one accident may involve several causes, and older or foreign records can be incomplete. This page explains patterns — it is not a safety ranking.