# Hayhook LLC dba Hayhook Sand and Gravel
> **Metal/Non-metal** mine · MSHA ID `0203540` · Surface · **Active**
## Operator
- **Controller (parent):** Shane R  Madsen
- **Operator:** Sierra Mining and Crushing Co LLC
- **Employees:** 5
- **Commodity:** Stone
## Location
- **State:** AZ · Cochise Co.
- **Coordinates:** 31.6756, -110.3219
## Safety record
- **Total accidents/injuries:** 0
- **Fatalities:** 0
- **Total days lost:** 0
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*Source: [MSHA Open Government Data](https://arlweb.msha.gov/OpenGovernmentData/) · AI Analytics · CC0 1.0*