# IGNITION OR EXPLOSION OF GAS OR DUST
> MSHA accident `220073110015` · 11/03/2007 · Pinnacle Mining Company LLC
## 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:** Cleveland-Cliffs Inc
- **Operator:** Pinnacle Mining Company LLC
- **Mine:** [4601816](https://api.ai-analytics.org/mine/4601816)
## Narrative

While welding a restraining clamp on the #2 shield of the 8O longwall an orange flame was observed on the mine floor. Employees in the area quickly put the flame out with a combination of a fire extinguisher and a water hose. Both of which were located at the site.

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