# MACHINERY
> MSHA accident `220003420027` · 11/05/2000 · Mountain Coal Company, L.L.C.
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** MACHINERY
- **Accident type:** Over-exertion NEC
- **Occupation:** Laborer, Bull gang, Faceman, Parts runner, Roustabout, Roof trimmer/scaler
- **Activity:** Hand tools (powered)
- **Injury source:** DRIL-PRCUSV,HRD ROC,JKHMR
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** SHOULDERS (COLLARBONE/CLAVICLE/SCAPULA)
- **Days lost:** 66
- **Mine experience:** 2 years
## Operator
- **Controller:** Arch Resources Inc
- **Operator:** Mountain Coal Company, L.L.C.
- **Mine:** [0503672](https://api.ai-analytics.org/mine/0503672)
## Narrative

EMPLOYEE STATES HE WAS TIGHTENING THE NUT ON A DWYDAG BOLT WITH A JACKLEG. AS THE NUT TIGHTENED, THE JACKLEG SPUN JERKING HIS RIGHT ARM CAUSING PAIN IN HIS SHOULDER. NO REPORTABLE MEDICAL TREA TMENT WAS PROVIDED UNTIL AN MRI ON 12/1/00 INDICATED A DAMAGED ROTATOR CUFF.

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