# FALL OF ROOF OR BACK
> MSHA accident `220070510024` · 02/15/2007 · Canyon Fuel Company LLC
## Details
- **Degree of injury:** ACCIDENT ONLY
- **Classification:** FALL OF ROOF OR BACK
- **Accident type:** Accident type, without injuries
- **Occupation:** —
- **Activity:** —
- **Injury source:** —
- **Nature of injury:** —
- **Body part:** —
- **Days lost:** 0
- **Mine experience:** — years
## Operator
- **Controller:** Arch Resources Inc
- **Operator:** Canyon Fuel Company LLC
- **Mine:** [4201890](https://api.ai-analytics.org/mine/4201890)
## Narrative

A roof fall occurred in the bleeder entry behind the longwall face.  The roof fall was not above the anchorage zone on the installed roof bolts, however ventilation controls were damaged, disrupting ventilation.

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