# MACHINERY
> MSHA accident `220201270003` · 04/23/2020 · TXI Operations LP
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** MACHINERY
- **Accident type:** Struck by... NEC
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Machine maintenance
- **Injury source:** MACHINE-MILL,CLEANING PLT
- **Nature of injury:** FRACTURE,CHIP
- **Body part:** MULTIPLE PARTS (MORE THAN ONE MAJOR)
- **Days lost:** 76
- **Mine experience:** 2 years
## Operator
- **Controller:** Martin Marietta Materials Inc
- **Operator:** TXI Operations LP
- **Mine:** [4102852](https://api.ai-analytics.org/mine/4102852)
## Narrative

EE1 put bolt-inner bearing housing. EE2 loosened outer fastener;bearing house pulled out.EE1 said stop;EE2 re-tightened fastener. Bolt in-place for alignment of shaft/flange. Vibration/movement from impact wrench may have let shaft spin on bearing. Pendulum effect occurred;paddles contacted EE1. EE exited tub w/o help; walked 300' to truck. EE1 stated legs hurt;driven to hospital.

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