# FALL OF ROOF OR BACK
> MSHA accident `220070610071` · 02/20/2007 · Ohio Valley Coal Resources, Inc.
## 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:** Robert E  Murray
- **Operator:** Ohio Valley Coal Resources, Inc.
- **Mine:** [3301159](https://api.ai-analytics.org/mine/3301159)
## Narrative

A roof fall occurred on the 1st Main North belt at 37 1/2 crosscut (#3 Entry). Fall was 12' long, 12' wide and 6 ' high. Area was mined in Feb 1989. Fall occurred due to the deterioration of the immediate roff around existing roof bolts. Area was supported with 8' long expander shell bolts with a 2' resin anchor. Header blocks were used with the bolts. Cribs set along sides of belt

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