# HANDLING OF MATERIALS
> MSHA accident `220132700020` · 09/24/2013 · Apac-Missouri, Inc
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Over-exertion NEC
- **Occupation:** Warehouseman, Bagger, Palletizer/Stacker, Store keeper, Packager, Fabricator, Cleaning plant operator
- **Activity:** Walking, Running
- **Injury source:** STEPS
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 43 years
## Operator
- **Controller:** CRH PLC
- **Operator:** Apac-Missouri, Inc
- **Mine:** [2300099](https://api.ai-analytics.org/mine/2300099)
## Narrative

EE was climbing stairs on the Allis screen catwalk when he felt and heard a pop in his right knee. He stated that he was carrying a bucket with 12 bolts within (approx. 15 Ilbs) in his right hand and two wrenches in his left hand while he was climbing the stairs.

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