# HANDLING OF MATERIALS
> MSHA accident `220071010041` · 04/04/2007 · Unimin Corp
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Over-exertion NEC
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Hand tools (not powered)
- **Injury source:** GROUND
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** ANKLE
- **Days lost:** 0
- **Mine experience:** — years
## Operator
- **Controller:** S C R-Sibelco Nv
- **Operator:** Unimin Corp
- **Mine:** [4500779](https://api.ai-analytics.org/mine/4500779)
## Narrative

While installing a haul road warning sign, employee stepped onto berm to pack dirt around the sign when he felt a sharp shooting pain in right ankle. Diagnosed with soft tissue strain or sprain to right ankle.

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