# FALL OF ROOF OR BACK
> MSHA accident `220033180030` · 11/06/2003 · Lone Mountain Processing 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:** Ashland Inc
- **Operator:** Lone Mountain Processing LLC
- **Mine:** [1502263](https://api.morvs.ai/mine/1502263)
## Narrative

PILLAR MINING WAS BEING DONE ON THE 9 LEFT PANEL 003 SECTION. A ROOF FALL OCCURRED IN THE #3 ENTRY AND FELL APPROXIMATELY 30' OUTBY THE MOBILE ROOF SUPPORTS. THE FALL WAS APPROX. 5' THICK X 18 ' WIDE. A MECHANICAL MALFUNCTION HAD OCCURRED TO THE MOBILE ROOF SUPPORT WHICH DELAYED IT IN BEING MOVED. THE AREA HAD BEEN SUPPORTED WITH 5' HIGH TECH BOLTS & HAD BEEN SUPPLEMENTED W/12' SUP

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