# Relationship history for MSHA mine 0403309

Current hierarchy: **Brush Creek Mining & Development Company Inc → Brush Creek Mining & Development Company Inc → BRUSH CREEK MINE**

- 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:** Cletius G Rogers → BRUSH CREEK MINE; 1978-01-01 to 1980-01-31; source msha-controller-operator-history
- **controller_controls_mine:** Rogers Cletius G → BRUSH CREEK MINE; 1978-01-01 to 1980-01-31; source msha-controller-operator-history
- **controller_controls_operator:** Rogers Cletius G → Cletius G Rogers; 1978-01-01 to 1980-01-31; source msha-controller-operator-history
- **operator_operates_mine:** Kenrell Mineral Resources Inc → BRUSH CREEK MINE; 1980-02-01 to 1981-11-05; source msha-controller-operator-history
- **controller_controls_mine:** Kenrell Resources Ltd → BRUSH CREEK MINE; 1980-02-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Kenrell Resources Ltd → Kenrell Mineral Resources Inc; 1980-02-01 to 1981-11-05; source msha-controller-operator-history
- **operator_operates_mine:** Brush Creek Mining & Development Company Inc → BRUSH CREEK MINE; 1981-11-06 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Brush Creek Mining & Development Company Inc → BRUSH CREEK MINE; 1981-11-06 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Brush Creek Mining & Development Company Inc → Brush Creek Mining & Development Company Inc; 1981-11-06 to current/open; source msha-controller-operator-history