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Cases › DCA12CA043 › The analyst

AIRBUS INDUSTRIE A320 211DELTA AIR LINES INC

What the docket says, assembled. No language model is involved, so nothing on this page can be invented — every line traces to a recorder, a report page or the Board's own record.

4
timed facts
8
precedents
12
passages to ask

Ask the docket

passages, not paraphrases
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Every answer is a passage of the docket with the page it came from, or the words “not in the docket”. Nothing is summarised or reasoned for you — read the source.

One timeline

4 timed factsthe recorder events from the FDR report, with the transcript's warnings, callouts, the words nearest each event and the final seconds — on one clock, as printed in each report
  1. 11:39 CSTFDRtakeoffp.3
    Aircraft departed Minneapolis
    see the traces at this moment ↗
  2. 11:40:58 CSTFDRclimbp.3
    Climbing through approximately 3,400 ft, a vertical acceleration spike of 1.527 g was recorded while pitch increased from about 6 degrees to 16.2 degrees nose up (bird strike)
    see the traces at this moment ↗
  3. after 11:40:58 CSTFDRreturnp.3
    Aircraft leveled at about 4,000 ft before returning to the airport
    see the traces at this moment ↗
  4. 11:58 CSTFDRlandingp.3
    Landed at Minneapolis
    see the traces at this moment ↗
Flight Data Recorder - Specialist's Factual Report · 4 events extracted by claude-fable-5-1 (in-session)
How the Board coded the sequence
  1. Initial climb: Birdstrike

Precedents

8 closest casesranked by what happened, in the Board's words, and by the findings and occurrences it coded
  • DCA23LA0672022-11-20substantialmatch 96
    AIRBUS A320 · DELTA AIR LINES INC
    Red Oak, IA
    • ●Environmental issues › Physical environment › Object/animal/substance
    Birdstrike
  • DCA20CA0102019-10-29substantialmatch 92
    De Havilland DHC8 · Horizon Air Indistries Inc.
    Boise, ID
    • ●Environmental issues › Physical environment › Object/animal/substance
    Birdstrike
  • DCA24LA0512023-12-19substantialmatch 91
    BOEING 737 · SOUTHWEST AIRLINES CO
    St. Louis, MO
    • ●Environmental issues › Physical environment › Object/animal/substance
    Birdstrike
  • CEN11LA0722010-11-15substantialmatch 90
    EMBRAER ERJ 170-200 LR · Compass Airlines, LLC
    Minneapolis, MN
    • ●Environmental issues › Physical environment › Object/animal/substance
    Birdstrike
  • DCA14CA0312013-11-25substantialmatch 90
    DE HAVILLAND DHC8 - 102 · Piedmont Airlines
    Philadelphia, PA
    • ●Environmental issues › Physical environment › Object/animal/substance
    Birdstrike
  • DCA15CA1082015-03-20substantialmatch 89
    EMBRAER EMB 145LR · American Eagle Airlines
    Springfield, MO
    • ●Environmental issues › Physical environment › Object/animal/substance
    Birdstrike
  • WPR10LA3952010-08-10substantialmatch 88
    EMBRAER EMB-145XR · Express Jet Airlines
    Salt Lake City, UT
    • ●Environmental issues › Physical environment › Object/animal/substance
    Birdstrike
  • CEN14LA2622014-05-28substantialmatch 87
    EMBRAER EMB 135KL · CHAUTAUQUA AIRLINES INC
    Traverse City, MI
    • ●Environmental issues › Physical environment › Object/animal/substance
    Birdstrike

What the record says

a pattern, not a findingacross the 8 closest cases · 8 carry coded findings · 8 have a probable cause
Findings the Board cited in those cases
Occurrences it coded
  • 8 of 8Birdstrike
Set against the Board’s own findings for this case
Cited here, and common in the precedents
  • Physical environment › Object/animal/substance
Cited here, not seen in the precedents
  • —
Common in the precedents, not cited here
  • —

A teaching device, not a verdict: what the record would have looked at, next to what the Board found.

In the Board’s words — the closest cases
  • DCA23LA0672022-11-20 · AIRBUS A320 · DELTA AIR LINES INC
    Multiple bird strikes during descent.
  • DCA20CA0102019-10-29 · De Havilland DHC8 · Horizon Air Indistries Inc.
    a bird strike during climb out.
  • DCA24LA0512023-12-19 · BOEING 737 · SOUTHWEST AIRLINES CO
    A bird strike during climbout.
  • CEN11LA0722010-11-15 · EMBRAER ERJ 170-200 LR · Compass Airlines, LLC
    The in-flight collision with a flock of birds during climb.
  • DCA14CA0312013-11-25 · DE HAVILLAND DHC8 - 102 · Piedmont Airlines
    an inadvertent encounter with several birds during approach that resulted in substantial damage to the airplane.

This is the pattern in the NTSB’s own record across similar accidents — which findings it cited, what it coded, what it recommended. It is drawn from the record, not written about this case, and it never assigns blame: investigations exist to prevent the next accident (ICAO Annex 13).