# FALL OF ROOF OR BACK
> MSHA accident `220103140035` · 11/10/2010 · Mammoth Coal Co.
## 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:** Massey Energy Company
- **Operator:** Mammoth Coal Co.
- **Mine:** [4609108](https://api.ai-analytics.org/mine/4609108)
## Narrative

Unplanned roof fall occurred in 1st N.W. Panel in #9 Entry at spad #1414 (brk 4 of #4 entry belt line in the right return entry). Approximately 90 ft. length x 19 ft. wide x 14 ft. to 16 ft. high. The date of development was November 2008. No injuries, entrapment or equipment involved. Stoppings will be re-routed to re-establish the right return air course.

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