# FALL OF ROOF OR BACK
> MSHA accident `220220050014` · 12/31/2021 · Westmoreland San Juan Mining 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:** Westmoreland Mining Holdings LLC
- **Operator:** Westmoreland San Juan Mining LLC
- **Mine:** [2902170](https://api.ai-analytics.org/mine/2902170)
## Narrative

LW Shearer was cutting into the TG. Roof failed around 2 roof bolts, adjacent to Shield 176, the last shield on the face. Fall was estimated to be 4 ft. wide, 8 ft. long and 8 ft. high. The entry remained open. The fall is reported because it went above the anchorage of the installed roof supports. Ventilation was unaffected. The fall was immediately reported via the hotline. 

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