# MACHINERY
> MSHA accident `220012620067` · 09/05/2001 · Kerford Limestone Company
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** MACHINERY
- **Accident type:** Struck against a moving object
- **Occupation:** Roof bolter, Rock bolter,  Pinner, Mobile roof support operator (MRS)
- **Activity:** Roof bolter, NEC
- **Injury source:** UNDERGRD MINING MACHINES
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** —
- **Mine experience:** 0.3 years
## Operator
- **Controller:** Constructors Inc (NE)
- **Operator:** Kerford Limestone Company
- **Mine:** [2501126](https://api.ai-analytics.org/mine/2501126)
## Narrative

ROUGH FLOOR AT FACE, MOVING FLETCHER ROOF BOLTERCAUSED EQUIPMENT TO MOVE OR JERK SUDDENLY OPERATOR LOST BALANCE AND HIT LEFT KNEE ON TOOL BOX. KNEE FILLED WITH FLUID HAD TO HAVE IT DRAINED.

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