# HANDLING OF MATERIALS
> MSHA accident `220213020014` · 10/18/2021 · Vulcan Construction Materials, LLC
## Details
- **Degree of injury:** DAYS AWAY FROM WORK ONLY
- **Classification:** HANDLING OF MATERIALS
- **Accident type:** Struck by flying object
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Machine maintenance
- **Injury source:** METAL,NEC(PIPE,WIRE,NAIL)
- **Nature of injury:** MULTIPLE INJURIES
- **Body part:** FOREARM/ULNAR/RADIUS
- **Days lost:** 38
- **Mine experience:** 1.69 years
## Operator
- **Controller:** Vulcan Materials Company
- **Operator:** Vulcan Construction Materials, LLC
- **Mine:** [1800657](https://api.ai-analytics.org/mine/1800657)
## Narrative

Employee replacing a leaking o-ring on 5CR Tramping Cylinder bleed valve. EE proceeded to remove the bolt without relieving the pressure. The bolt came loose, it shot out at an extreme velocity throwing the employee's left hand into a nearby conduit. Did not seek medical treatment until 10/22/2021. 

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*Source: [MSHA Open Government Data](https://arlweb.msha.gov/OpenGovernmentData/) · AI Analytics · CC0 1.0*