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Incident Investigation

Dali Blackout Timeline: Building A Technical Incident Sequence

A Dali case study showing how yacht teams should build a technical timeline from alarms, VDR data, PMS events, bridge actions, communications, and evidence gaps.

Investigation File

By YachtByte Editorial

Incident investigation

Intermediate

11 min read

Reviewed Jun 30, 2026

Systems & Roles

VDR, bridge audio, PMS, high-voltage switchboard, breakers, steering pumps, cooling-water pumps, emergency generator, ECDIS, PPU, ICMS, radio, command-center audio

AV/IT Captain Chief Engineer DPA ETO Insurer Surveyor Yacht Manager

Case Structure

  1. Incident summary
  2. Source material
  3. Timeline
  4. Systems involved
  5. Technical factors
  6. Human factors
  7. Lessons for yachts
  8. Preventative controls

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