# Relationship history for MSHA mine 3002954

Current hierarchy: **CRH PLC → Callanan Industries Inc → Cropseyville Plant 8**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **controller_controls_mine:** Warren W  Fane → Cropseyville Plant 8; 1980-07-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** CRH PLC → Cropseyville Plant 8; 1985-04-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Warren W Fane Inc → Cropseyville Plant 8; 1990-04-01 to 1995-08-30; source msha-controller-operator-history
- **controller_controls_operator:** Warren W  Fane → Warren W Fane Inc; 1990-04-01 to 1995-08-30; source msha-controller-operator-history
- **operator_operates_mine:** Callanan Industries Inc → Cropseyville Plant 8; 1995-08-31 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** CRH PLC → Callanan Industries Inc; 1995-08-31 to current/open; source msha-controller-operator-history