# Fractures at Williams Brothers Construction Company
> OSHA SIR `20201111045` · 11/22/2020 · HOUSTON, TEXAS
## Severity
- **1 hospitalization**
- **Body part:** Chest, except internal location of diseases or disorders
- **Nature of injury:** Fractures
## Cause
- **Event:** Ran off driving surface, nonroadway
- **Source:** Excavating machinery, unspecified
- **Secondary source:** Walls
## Employer
- **Name:** Williams Brothers Construction Company
- **Location:** 3800 Milam, HOUSTON, TEXAS, 77266
- **NAICS:** 237310
- **Jurisdiction:** 1
## Narrative

An employee was using a track excavator to remove the top part of a retaining wall. The excavator skidded on the concrete paving and slid off the top of the retaining wall, landing on the ground below. The employee suffered two broken ribs.

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