# Amputations at Control Fire Systems Company
> OSHA SIR `2019077798` · 7/31/2019 · OKLAHOMA CITY, OKLAHOMA
## Severity
- **1 amputation, 1 hospitalization**
- **Body part:** Finger(s), fingernail(s), n.e.c.
- **Nature of injury:** Amputations
## Cause
- **Event:** Struck by dislodged flying object, particle
- **Source:** Caps, lids, covers, n.e.c.
- **Secondary source:** Agricultural and garden machinery, n.e.c.
## Employer
- **Name:** Control Fire Systems Company
- **Location:** 7800 SW 34th Street, OKLAHOMA CITY, OKLAHOMA, 73179
- **NAICS:** 922160
- **Jurisdiction:** 1
## Narrative

A 6-inch riser for sprinklers was being installed. To attach the riser to the system, an employee pulled off a 6-inch grooved cap. The system discharged air, which blew the coupling and cap into the employee's left thumb. The thumb was amputated and the employee was hospitalized.

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