# FALL OF ROOF OR BACK
> MSHA accident `220110490014` · 02/15/2011 · 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:** 0
- **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 3-North Mains at break #70 in the #6 entry.  The fall measured 25' by 20' and was 10' in thickness.  The area was previously supported with 5' Hy-Tech bolts.  The area has been dangered off with cribs set in the area.  The primary escapeway was rerouted.  There was no persons affected.

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