# SLIP OR FALL OF PERSON
> MSHA accident `220131970018` · 07/10/2013 · S-S-S Inc
## Details
- **Degree of injury:** DYS AWY FRM WRK & RESTRCTD ACT
- **Classification:** SLIP OR FALL OF PERSON
- **Accident type:** Over-exertion NEC
- **Occupation:** Maintenance man, Mechanic,  Repair/Serviceman, Boilermaker, Fueler, Tire tech, Field service tech
- **Activity:** Getting on or off equipment
- **Injury source:** SURFACE MINING MACHINES
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 3
- **Mine experience:** 6.31 years
## Operator
- **Controller:** Gerald W  Smith
- **Operator:** S-S-S Inc
- **Mine:** [2300192](https://api.ai-analytics.org/mine/2300192)
## Narrative

6'1"", 430lb employee was performing morning mobile equipment servicing duties. He was dismounting passenger-side ladder of 988 endloader. As he applied his weight to the last rung, the ladder gave way. He did not fall. He was able to maintain 3 pt contact w/left leg extended. Emp. claimed he heard a ""pop"" in his left knee.  Medical exam determined sprain/tissue injury to left knee.

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