# STEPPING OR KNEELING ON OBJECT
> MSHA accident `220210700001` · 03/05/2021 · Heidelberg Materials Southwest LLC
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** STEPPING OR KNEELING ON OBJECT
- **Accident type:** Over-exertion NEC
- **Occupation:** Haul/Off road/Coal/Ore/Pit/Quarry/Rock/Rubber tire truck driver, Transportation truck driver
- **Activity:** Getting on or off equipment
- **Injury source:** METAL,NEC(PIPE,WIRE,NAIL)
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** HIPS (PELVIS/ORGANS/KIDNEYS/BUTTOCKS)
- **Days lost:** 0
- **Mine experience:** 39 years
## Operator
- **Controller:** Heidelberg Materials AG
- **Operator:** Heidelberg Materials Southwest LLC
- **Mine:** [4100059](https://api.ai-analytics.org/mine/4100059)
## Narrative

While exiting a haul truck, climbing down the access ladder, the employee stepped on a bolt that was on the ground causing them to roll right ankle resulting in a muscle strain in right hip and groin area.

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