# FALL OF ROOF OR BACK
> MSHA accident `220151480016` · 05/19/2015 · Lone Mountain Processing 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:** —
- **Mine experience:** — years
## Operator
- **Controller:** Arch Resources Inc
- **Operator:** Lone Mountain Processing LLC
- **Mine:** [1502263](https://api.ai-analytics.org/mine/1502263)
## Narrative

A roof fall occurred on this date.  The fall was located on the 005 section while retreat mining was taking place.  The fall measured 20' by 20' and was 8' in thickness and was located in the #4 entry inby the #44 crosscut.  Two mobile roof supports were located inby the fall and had to be recovered.  No injuries occurred due to this event.

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