# FALL OF ROOF OR BACK
> MSHA accident `220090550009` · 02/20/2009 · Chevron Mining 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:** Chevron Corporation
- **Operator:** Chevron Mining Inc
- **Mine:** [0100759](https://api.ai-analytics.org/mine/0100759)
## Narrative

The Longwall experienced the first fall of roof in the gob behind the shields.  The fall damaged a few ventilation devices behind the set up entry.  A brattice, a set of run through doors, a regulator, and 9 curtains were damaged.

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