# HANDLING OF MATERIALS
> MSHA accident `220101760013` · 06/22/2010 · 3M Company
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Over-exertion in lifting objects
- **Occupation:** Tipple/Top lander/Skip dumper operator, Binman, Topman
- **Activity:** Machine maintenance
- **Injury source:** METAL COVERS & GUARDS
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** BACK (MUSCLES/SPINE/S-CORD/TAILBONE)
- **Days lost:** 0
- **Mine experience:** 15 years
## Operator
- **Controller:** Minnesota Mining & Manufacturing Company
- **Operator:** 3M Company
- **Mine:** [0400191](https://api.ai-analytics.org/mine/0400191)
## Narrative

Employees were changing a screen on 20 rotex, old screen had been removed and new screen was going in. When employees lifted the screen to the rotex opening one employee said ""felt a pop like cracking your knuckles in mid-back area"". Employee continued working and finished screen change. Employee said it didn't hurt until walking down the stairs to bin tender floor.

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