# STEPPING OR KNEELING ON OBJECT
> MSHA accident `220071980019` · 07/03/2007 · Lafarge North America
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** STEPPING OR KNEELING ON OBJECT
- **Accident type:** Struck against stationary object
- **Occupation:** Warehouseman, Bagger, Palletizer/Stacker, Store keeper, Packager, Fabricator, Cleaning plant operator
- **Activity:** Machine maintenance
- **Injury source:** METAL,NEC(PIPE,WIRE,NAIL)
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** KNEE/PATELLA
- **Days lost:** 0
- **Mine experience:** 5.92 years
## Operator
- **Controller:** Lafarge S A
- **Operator:** Lafarge North America
- **Mine:** [2300158](https://api.morvs.ai/mine/2300158)
## Narrative

While sweeping the scale, employee stepped on 1/4"" bolt protruding upward on scale. The bolt held skirting in place. Employee rocked backwards, hyperextended, and felt pain in her knee. She stated no sharp pain except when attempting to  pivot her movement. Initially first aid, medical case July 6th.  Employee on kneeling/squatting restrictions and MRI to be performed.

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