# FALL OF ROOF OR BACK
> MSHA accident `220001120037` · 04/18/2000 · —
## 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:** —
- **Operator:** —
- **Mine:** [4002469](https://api.ai-analytics.org/mine/4002469)
## Narrative

ROOF FALL OCCURRED IN INTERSECTION 1500'OUTBY SECTION CONVEN. BOLTS WERE USED IN THIS AREA 20 YRS AGO AND APPEARED TO HAVE LOST TORQUE..NO EQUIPMENT INVOLVED IN FALL AREA. FALL WAS APPROX 20'W,X50'LX30"" THICK

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