# Griswold Sand & Gravel
> **Metal/Non-metal** mine · MSHA ID `0600654` · Surface · **Intermittent**
## Operator
- **Controller (parent):** CRH PLC
- **Operator:** Tilcon Connecticut Inc
- **Employees:** 3
- **Commodity:** SandAndGravel
## Location
- **State:** CT · New London Co.
- **Coordinates:** 41.536389, -71.895556
## Safety record
- **Total accidents/injuries:** 3
- **Fatalities:** 0
- **Total days lost:** 18
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*Source: [MSHA Open Government Data](https://arlweb.msha.gov/OpenGovernmentData/) · AI Analytics · CC0 1.0*