# HANDLING OF MATERIALS
> MSHA accident `220190070026` · 12/30/2018 · Calcium Products, LLC
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Struck against stationary object
- **Occupation:** Laborer, Blacksmith, Bull gang, Parts runner, Roustabout, Pick-up man, Pitman
- **Activity:** Machine maintenance
- **Injury source:** METAL COVERS & GUARDS
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** CHEST (RIBS/BREAST BONE/CHEST ORGNS)
- **Days lost:** 2
- **Mine experience:** 0.9 years
## Operator
- **Controller:** Calcium Holdings Inc
- **Operator:** Calcium Products, LLC
- **Mine:** [1300049](https://api.ai-analytics.org/mine/1300049)
## Narrative

Changing belts on hammermill. Rotating pulley by hand when it moved unexpectedly causing the employee to move forward and strike chest against the guard frame

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