# IGNITION OR EXPLOSION OF GAS OR DUST
> MSHA accident `220040290049` · 12/10/2003 · Lafarge Building Materials Incorporated
## Details
- **Degree of injury:** ACCIDENT ONLY
- **Classification:** IGNITION OR EXPLOSION OF GAS OR DUST
- **Accident type:** Accident type, without injuries
- **Occupation:** —
- **Activity:** —
- **Injury source:** —
- **Nature of injury:** —
- **Body part:** —
- **Days lost:** —
- **Mine experience:** — years
## Operator
- **Controller:** Lafarge S A
- **Operator:** Lafarge Building Materials Incorporated
- **Mine:** [3000006](https://api.ai-analytics.org/mine/3000006)
## Narrative

THE COAL MILL ON KILN NO. 2 WAS DAMAGED WHEN AN EXPLOSION TOOK PLACE IN THE DUCTWORK LEADING TO THE PRIMARY AIR FAN. STONE AND COAL HAD BUILT UP IN THE MILL'S REJECT TROUGH. THE STONE AND COAL HEATED TO EMBERS. A SPARK OR HOT PIECE OF STONE WAS CARRIED INTO THE DUCTWORK FOR THE PRIMARY AIR FAN AND TOUCHED OFF AN EXPLOSION. NO EMPLOYEES WERE IN THE AREA. THERE WAS NO FIRE.

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