# FALL OF ROOF OR BACK
> MSHA accident `220090920006` · 04/01/2009 · Hecla Limited
## 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:** Hecla Mining Company
- **Operator:** Hecla Limited
- **Mine:** [1000088](https://api.ai-analytics.org/mine/1000088)
## Narrative

Sometime between the end of night shift (3/31/09) and the start of day shift (4/1/09), the cemented sandfill in the slot and intersection of the 5900-12 Stope failed. The failure was approximately 35 feet long through the intersection and 30 feet into the west stope and 5 feet into the east stope.

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