# Amputations at Unit Drilling Corp.
> OSHA SIR `2016021441` · 2/16/2016 · BIG LAKE, TEXAS
## Severity
- **1 amputation**
- **Body part:** Leg(s), n.e.c.
- **Nature of injury:** Amputations
## Cause
- **Event:** Struck by object falling from vehicle or machinery-other than vehicle part
- **Source:** Machine and appliance parts, n.e.c.
- **Secondary source:** Oil drilling rigs and machinery
## Employer
- **Name:** Unit Drilling Corp.
- **Location:** Rig 407, BIG LAKE, TEXAS, 76932
- **NAICS:** 213111
- **Jurisdiction:** 1
## Narrative

An employee was engaged in rigging down activities. The top drive cradle fell from the rig and struck an employee on the leg resulting in amputation of the leg.

---
*Source: [OSHA Severe Injury Reports](https://www.osha.gov/severe-injury-reports) · MORVS · CC0 1.0*