# HANDTOOLS (NONPOWERED)
> MSHA accident `220232830074` · 10/02/2023 · U.S. Silica Company, LLC
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** HANDTOOLS (NONPOWERED)
- **Accident type:** Fall from machine
- **Occupation:** Haul/Off road/Coal/Ore/Pit/Quarry/Rock/Rubber tire truck driver, Transportation truck driver
- **Activity:** Hand tools (not powered)
- **Injury source:** FLOOR,WALKING SURF-NOT UG
- **Nature of injury:** FRACTURE,CHIP
- **Body part:** WRIST
- **Days lost:** 183
- **Mine experience:** 33 years
## Operator
- **Controller:** USS Holdings Inc
- **Operator:** U.S. Silica Company, LLC
- **Mine:** [2600677](https://api.ai-analytics.org/mine/2600677)
## Narrative

While standing at an elevated position, employee lost balance when a tight bolt on the air filter housing assembly loosened abruptly.  Employee fell backwards approximately 2 feet onto the concrete floor, bracing self with left hand resulting in a fracture to EE's left wrist.

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