# FALL OF ROOF OR BACK
> MSHA accident `220050030095` · 12/26/2004 · Teck Cominco American 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:** Teck Resources Limited
- **Operator:** Teck Cominco American Inc
- **Mine:** [4500366](https://api.ai-analytics.org/mine/4500366)
## Narrative

A FALL OF GROUND OF APPROX. 30 TONS OCCURRED AT THE INTERSECTION OF C52-D4 & THE CENTRAL ORE DRIFT DURING A SHIFT WHEN NO PERSONNEL WERE WORKING UNDERGROUND.  FALL WAS IMMEDIATELY ADJACENT TO AN AREA THE CREW HAD BEEN INSTALLING GROUND SUPPORT IN BUT DID NOT INVOLVE THE AREA WHICH HAD ALREADY BEEN SUPPORTED.  NO EQUIP. DAMAGE OCCURRED. MSHA WAS NOTIFIED BY PHONE.

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