# Relationship history for MSHA mine 3101501

Current hierarchy: **Rose Dexter → Carl Rose & Sons Ready-Mix Concrete Inc → Yadkin Valley Pit**

- 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

- **operator_operates_mine:** Carl Rose & Sons Inc → Yadkin Valley Pit; 1950-01-01 to 1985-08-21; source msha-controller-operator-history
- **controller_controls_mine:** Dean  Rose et al → Yadkin Valley Pit; 1950-01-01 to 2018-10-23; source msha-controller-operator-history
- **controller_controls_operator:** Dean  Rose et al → Carl Rose & Sons Inc; 1950-01-01 to 1985-08-21; source msha-controller-operator-history
- **controller_controls_operator:** Dale  Rose et al → Carl Rose & Sons Inc; 1950-01-01 to 1985-08-21; source msha-controller-operator-history
- **operator_operates_mine:** Carl Rose & Sons Ready-Mix Concrete Inc → Yadkin Valley Pit; 1985-08-22 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Rose Dexter Et Al → Yadkin Valley Pit; 1985-08-22 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Rose Dexter Et Al → Carl Rose & Sons Ready-Mix Concrete Inc; 1985-08-22 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Dale E  Rose → Yadkin Valley Pit; 2018-10-24 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Dale E  Rose → Carl Rose & Sons Inc; 2018-10-24 to 1985-08-21; source msha-controller-operator-history