# HANDTOOLS (NONPOWERED)
> MSHA accident `220003620002` · 12/14/2000 · A Lindberg & Sons Inc
## Details
- **Degree of injury:** NO DYS AWY FRM WRK,NO RSTR ACT
- **Classification:** HANDTOOLS (NONPOWERED)
- **Accident type:** Over-exertion in pulling or pushing objects
- **Occupation:** Mine manager, Mine foreman, Mine owner
- **Activity:** Machine maintenance
- **Injury source:** WRENCH
- **Nature of injury:** SPRAIN,STRAIN RUPT DISC
- **Body part:** BACK (MUSCLES/SPINE/S-CORD/TAILBONE)
- **Days lost:** —
- **Mine experience:** 22.5 years
## Operator
- **Controller:** David J  Crimmins; Roger C  Crimmins
- **Operator:** A Lindberg & Sons Inc
- **Mine:** [2001919](https://api.ai-analytics.org/mine/2001919)
## Narrative

HE WAS TIGHTENING A CLAMPING CYLINDER WITH A PIPE WRENCH AND STRAINED HIS BACK.

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