# MACHINERY
> MSHA accident `220211530011` · 05/21/2021 · Amrize Cement Inc
## Details
- **Degree of injury:** DAYS RESTRICTED ACTIVITY ONLY
- **Classification:** MACHINERY
- **Accident type:** Over-exertion NEC
- **Occupation:** Ledgeman/hand, Quarry man
- **Activity:** Blow gun, Airlance
- **Injury source:** HAND TOOLS,POWERED,NEC
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** BACK (MUSCLES/SPINE/S-CORD/TAILBONE)
- **Days lost:** 0
- **Mine experience:** 42.15 years
## Operator
- **Controller:** Holcim Ltd
- **Operator:** Amrize Cement Inc
- **Mine:** [3400023](https://api.ai-analytics.org/mine/3400023)
## Narrative

Quarry technician was using air lance to clean out a grizzly. Employee felt minor discomfort in lower back until 5/23/21 when seen by a doctor and placed on restricted duty and given meds.

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