# Fractures at O7 Energy Co LLC
> OSHA SIR `2021086744` · 8/10/2021 · MARIETTA, OKLAHOMA
## Severity
- **1 hospitalization**
- **Body part:** Chest, except internal location of diseases or disorders
- **Nature of injury:** Fractures
## Cause
- **Event:** Fall, slip, trip, unspecified
- **Source:** Nonclassifiable
- **Secondary source:** Chemicals and chemical products, unspecified
## Employer
- **Name:** O7 Energy Co LLC
- **Location:** Tara 1-2H11X14R wellsite, MARIETTA, OKLAHOMA, 73448
- **NAICS:** 213112
- **Jurisdiction:** 1
## Narrative

An employee was retrieving a load of water-based drilling mud with a vacuum truck. The employee slipped on the mud, fell, and struck his left side on the mud pump base. He suffered broken ribs on that side.

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