# FALL OF ROOF OR BACK
> MSHA accident `220052930052` · 10/17/2005 · Dorchester Enterprises, 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:** Cumberland Resources Corporation
- **Operator:** Dorchester Enterprises, Inc.
- **Mine:** [4407052](https://api.ai-analytics.org/mine/4407052)
## Narrative

A right to left sequence of pillaring was being used on the 4-LT off a west panel. The first lift was mined from the no. 2 pillar and the mining machine backed out of the lift. The two MRSs were being positioned for the next lift when a rock fell thru the 1st lift and across the entry in front of the MRSs. The fall was 25' long, 4' wide & 8' high & located 50' inby SS 1307.

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