# IGNITION OR EXPLOSION OF GAS OR DUST
> MSHA accident `220090410010` · 01/31/2009 · Amrize Cement Inc.
## 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:** 0
- **Mine experience:** — years
## Operator
- **Controller:** Holcim Ltd
- **Operator:** Amrize Cement Inc.
- **Mine:** [3800014](https://api.ai-analytics.org/mine/3800014)
## Narrative

During shutdown of coal mill, smoke was seen in duct to the baghouse. The Control Room intiated corrective actions. Flooding the system with pressurized inerting gas which resulted in an explosion door being blown open in the baghouse. The investigation shows that sudden pressure within system was likely a result of the inerting system versus an explosion of coal within the system.

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