# ELECTRICAL
> MSHA accident `220022340036` · 08/09/2002 · Cleveland-Cliffs Minorca Mine Inc.
## Details
- **Degree of injury:** ACCIDENT ONLY
- **Classification:** ELECTRICAL
- **Accident type:** Accident type, without injuries
- **Occupation:** —
- **Activity:** —
- **Injury source:** —
- **Nature of injury:** —
- **Body part:** —
- **Days lost:** —
- **Mine experience:** — years
## Operator
- **Controller:** ArcelorMittal USA LLC
- **Operator:** Cleveland-Cliffs Minorca Mine Inc.
- **Mine:** [2102449](https://api.ai-analytics.org/mine/2102449)
## Narrative

UPSET CONDITION IN FURNACE CAUSED BY A LIGHTNING STRIKE POWER FAILURE CAUSED RED HOT PELLETS TO BE DISCHARGED FROM FURNACE. BECAUSE OF LACK OF AIR FLOW THROUGH PELLET BED, THE THERMOCOUPLES TH AT WOULD'VE NORMALLY DETECTED THE HOT PELLETS DID NOT & RED HOT PELLETS DUMPED ONTO MD-1 CONVEYOR. THE INTENSE HEAT FROM THE PELLETS SHORTED THE THERMISTER WIRE TO GROUND & DISABLED FIRE ALAR

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*Source: [MSHA Open Government Data](https://arlweb.msha.gov/OpenGovernmentData/) · AI Analytics · CC0 1.0*