# FALL OF ROOF OR BACK
> MSHA accident `220021090057` · 04/08/2002 · Morton Salt Div/Morton International 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:** —
- **Mine experience:** — years
## Operator
- **Controller:** Rohm & Haas Company
- **Operator:** Morton Salt Div/Morton International Inc
- **Mine:** [1600970](https://api.ai-analytics.org/mine/1600970)
## Narrative

OUTBURT - 1400' LEVEL- ROOM 23I GOING NORTH. OUTBURST IN MINING DIRECTION. OUTBURST OCCURRED DURING SHOT. NO ONE WAS IN THE MINE AT THE TIME. MINERS RETURNED TO WORKINGS AFTER VENTILATING FOR APPROXIMATELY 24 HOURS. THE OUTBURST IS APPROX. 35' WIDE AND 30' HIGH AT THE FACE. IT THEN CONTINUES INTO THE BACK ABOUT AN ADDITIONAL 35' AND ADVANCES 25'.

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