# FALL OF ROOF OR BACK
> MSHA accident `220013510082` · 12/08/2001 · 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:** BHP Billiton
- **Operator:** Westmoreland San Juan Mining LLC
- **Mine:** [2902170](https://api.ai-analytics.org/mine/2902170)
## Narrative

MINER DISCOVERED A ROOF FALL IN THE NUMBER 3 ENTRY OF THE TG-101 WORKING SECTION. THE FALL OUTBY THE CORNER OF XC-40. THE FALL WAS APPROXIMATELY 40 FEET LONG, 10 TO 18 FEET WIDE AND RANGED FRO M 1 TO 8 FEET IN HEIGHT. THE AREA HAD BEEN BOLTED WITH TORQUE TENSION BOLTS 6 FEET IN LENGTH, INSTALLED ON 5 FOOT CENTERS. WELDED WIRE MESH WAS ALSO USED.

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