# FALL OF ROOF OR BACK
> MSHA accident `220043000006` · 10/23/2004 · 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:** 0
- **Mine experience:** — years
## Operator
- **Controller:** BHP Billiton
- **Operator:** Westmoreland San Juan Mining LLC
- **Mine:** [2902170](https://api.ai-analytics.org/mine/2902170)
## Narrative

Discovered that a roof fall had blocked travel off the face into the tailgate entry. The fall measured approximately 19' wide, 15' long and 10' high. The air velocities on the face remained above plan minimums. Following implementation of the blockage plan, 3 passes were made and a travelway was reestablished.

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