Investigation Report
Didion Milling Company Explosion and Fire
Didion Milling Company Explosion and Fire
- CSB
- Investigation Report
- ExplosionHot Work and Fire
- ExplosionFireLeadership and safety cultureProcess safetyRegulation and legislation
- Inspection and maintenance
- Personal protective equipmentRotating machinery
- Emergency responseManagement of changePressure reliefRisk assessment
- Onshore facility
Summary
CSB investigates fatal combustible corn dust explosions at Didion’s Cambria mill. It examines propagation through interconnected dust collectors and pneumatic conveying systems, secondary explosions and building collapses. Comparative mill teardown, dust testing and explosion modelling support analysis of deficient safeguards, change management, housekeeping, emergency preparedness and regulatory oversight.
Classifications: Explosion; explosive atmospheres.
Classifications: Fire; fire safety.
Classifications: Leadership and safety culture; safety culture; safety leadership.
Classifications: Process safety; major accident hazards.
Classifications: Regulation and legislation; safety legislation; regulatory requirements.
Classifications: Inspection and maintenance; asset inspection; equipment maintenance.
Classifications: Personal protective equipment; PPE; personal protection equipment.
Classifications: Rotating machinery; rotating equipment.
Classifications: Emergency response; emergency preparedness.
Classifications: Management of change; MOC; change management.
Classifications: Pressure relief; overpressure protection.
Classifications: Risk assessment; hazard assessment.
Classifications: Onshore facility; onshore plant.
Themes: explosion, hot work and fire.