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Landmark Crash Investigations Timeline

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About This MicroSim

Many of aviation's safety advances were paid for by a single tragic accident. This interactive timeline collects eight landmark crash investigations whose findings reshaped how aircraft are built, inspected, and flown.

Each milestone is color-coded by the kind of forensic lesson it taught — structural failure, human factors, explosion and reconstruction, or flight recorders. Hover a milestone for a one-line summary, or click it to read what the investigation found and which technique it advanced.

How to Use It

  1. Read the milestones left to right, from the 1954 Comet to the 2009 Air France and Colgan investigations.
  2. Hover any milestone for a quick summary.
  3. Click a milestone to open the detail panel with the key finding and the forensic technique or safety reform it produced.
  4. Use the theme buttons to filter by lesson type (for example, show only the Structural & metallurgical cases).
  5. Use ◀ ▶ to pan, + − to zoom, and Fit All to see every milestone.

What You Can Learn

  • Identify eight landmark crash investigations and when each occurred.
  • Match each investigation to the forensic technique or safety reform it advanced — from rounded windows to fuel-tank inerting to 90-day locator beacons.
  • See how the same technique (metallurgical fatigue analysis) recurs across decades and different accidents.

You can embed this MicroSim on your own web page with this iframe:

<iframe src="https://dmccreary.github.io/forensic-science/sims/aviation-crash-investigation-timeline/main.html"
        width="100%" height="660" scrolling="no"></iframe>

Lesson Plan

Audience: High-school forensic science (grades 9–12) Time: 10–15 minutes Bloom level: Remember (L1) — identify landmark investigations.

Routine. Have students click every milestone and fill in a three-column table: year, crash, forensic advance. Then filter by theme and ask which lesson recurs most often.

Guided questions:

  • Which two milestones taught lessons about metal fatigue? What changed in aircraft design as a result?
  • Which milestone led to Crew Resource Management training?
  • Why did Air France 447 change the rules for underwater locator beacons?
  • Two different crashes happened in 1988. What different forensic lesson did each one teach?

Extension. Pair this timeline with the Debris Field Pattern Explorer and the chapter's metallurgy section: for Pan Am 103 and TWA 800, describe how the debris field and the reconstructed wreckage together pointed to the cause.

References

Specification

This MicroSim was generated from a specification in Chapter 19: Aviation Crash Forensics and Aircraft Accident Investigation.

Design note: the milestones are colored by forensic-lesson theme rather than by date, so learners can filter to see how one kind of technique (for example, metallurgical fatigue analysis) recurs across decades.