# Relationship history for MSHA mine 4000057

Current hierarchy: **CRH PLC → Hinkle Contracting Company LLC → JELLICO STONE COMPANY**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-13T11:19:05.459773+00:00

## Valid-time edges

- **controller_controls_mine:** Rogers Group Inc → JELLICO STONE COMPANY; 1950-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Summit Materials LLC → JELLICO STONE COMPANY; 1950-01-01 to 2022-05-13; source msha-controller-operator-history
- **operator_operates_mine:** Jellico Stone Company Inc → JELLICO STONE COMPANY; 1950-01-01 to 1983-05-22; source msha-controller-operator-history
- **controller_controls_mine:** Haydon Holdings LLC → JELLICO STONE COMPANY; 1950-01-01 to 1983-05-22; source msha-controller-operator-history
- **controller_controls_operator:** Haydon Holdings LLC → Jellico Stone Company Inc; 1950-01-01 to 1983-05-22; source msha-controller-operator-history
- **operator_operates_mine:** Rogers Group Inc → JELLICO STONE COMPANY; 1983-05-23 to 1994-09-22; source msha-controller-operator-history
- **controller_controls_operator:** Rogers Group Inc → Rogers Group Inc; 1983-05-23 to 1994-09-22; source msha-controller-operator-history
- **operator_operates_mine:** Hinkle Contracting Company LLC → JELLICO STONE COMPANY; 1994-09-23 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Summit Materials LLC → Hinkle Contracting Company LLC; 1994-09-23 to 2022-05-13; source msha-controller-operator-history
- **controller_controls_mine:** CRH PLC → JELLICO STONE COMPANY; 2022-05-14 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** CRH PLC → Hinkle Contracting Company LLC; 2022-05-14 to current/open; source msha-controller-operator-history