# RIVER RANCH PLANT 40
> **Metal/Non-metal** mine · MSHA ID `0202646` · Surface · **Abandoned**
## Operator
- **Controller (parent):** Martin Marietta Materials Inc
- **Operator:** Martin Marietta Materials, Inc
- **Employees:** 0
- **Commodity:** SandAndGravel
## Location
- **State:** AZ · Maricopa Co.
- **Coordinates:** 33.510278, -112.323889
## Safety record
- **Total accidents/injuries:** 19
- **Fatalities:** 0
- **Total days lost:** 90
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*Source: [MSHA Open Government Data](https://arlweb.msha.gov/OpenGovernmentData/) · AI Analytics · CC0 1.0*