# Bruises, contusions at Matheson Tri-Gas, Inc.
> OSHA SIR `20171211736` · 12/11/2017 · SIOUX FALLS, SOUTH DAKOTA
## Severity
- **1 hospitalization**
- **Body part:** Head, unspecified
- **Nature of injury:** Bruises, contusions
## Cause
- **Event:** Fall through surface or existing opening less than 6 feet
- **Source:** Existing floor opening
## Employer
- **Name:** Matheson Tri-Gas, Inc.
- **Location:** 4900 North 4th Avenue, SIOUX FALLS, SOUTH DAKOTA, 57104
- **NAICS:** 221210
- **Jurisdiction:** 1
## Narrative

An employee was moving cylinders onto a delivery truck when the employee lost footing and fell between the truck and loading dock, suffering a head contusion and muscle strain. The employee was hospitalized.

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