# SLIP OR FALL OF PERSON
> MSHA accident `220111820046` · 06/24/2011 · Thunder Basin Coal Company LLC
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Fall to the walkway or working surface
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Walking, Running
- **Injury source:** FLOOR,WALKING SURF-NOT UG
- **Nature of injury:** CUT,LACER,PUNCT-OPN WOUND
- **Body part:** HEAD,NEC
- **Days lost:** 0
- **Mine experience:** 3.96 years
## Operator
- **Controller:** Arch Resources Inc
- **Operator:** Thunder Basin Coal Company LLC
- **Mine:** [4800977](https://api.ai-analytics.org/mine/4800977)
## Narrative

The technician fell due to shortness of breath, lacerating his head, after exiting the lunch room while he was conversing with another technician.  He's been diagnosed with a possible restricted airway or sleep apnea.  Further medical evaluations have been ordered.

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