# SLIP OR FALL OF PERSON
> MSHA accident `220171360030` · 05/08/2017 · HC Whitehall LLC
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Fall from machine
- **Occupation:** Dry screening plant operator, Screen house operator
- **Activity:** Handling supplies or material
- **Injury source:** SCAFFOLDS,STAGING,ETC
- **Nature of injury:** DISLOCATION
- **Body part:** SHOULDERS (COLLARBONE/CLAVICLE/SCAPULA)
- **Days lost:** 0
- **Mine experience:** 0.13 years
## Operator
- **Controller:** Hi-Crush Inc
- **Operator:** HC Whitehall LLC
- **Mine:** [4703705](https://api.ai-analytics.org/mine/4703705)
## Narrative

Employee was loading on top of rail cars.  Employee was tied off to fall protection the entire time.  Employee was using a retractable lanyard and let it trail behind while walking on the car and moved too quickly causing the retractable lanyard to lock.  Employee lost balance and fell onto the catwalk on the rail car and sustained injury.

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