# HANDTOOLS (NONPOWERED)
> MSHA accident `220111510023` · 01/16/2011 · Martin Marietta Materials, Inc.
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** HANDTOOLS (NONPOWERED)
- **Accident type:** Over-exertion NEC
- **Occupation:** Welder (shop)
- **Activity:** Hand tools (not powered)
- **Injury source:** AXE,HAMMER,SLEDGE
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** SHOULDERS (COLLARBONE/CLAVICLE/SCAPULA)
- **Days lost:** 31
- **Mine experience:** 23.35 years
## Operator
- **Controller:** Martin Marietta Materials Inc
- **Operator:** Martin Marietta Materials, Inc.
- **Mine:** [0900065](https://api.ai-analytics.org/mine/0900065)
## Narrative

Injured employee was using a sledge hammer while repairing a crusher, and he felt pain in his shoulder.  After several weeks, the pain lessened, but did not stop.  A second medical exam and MRI revealed 'impingement' of the rotator cuff, and surgery was recommended.  The surgery was completed on May 20, 2011, and he returned to work the next scheduled work day.

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