# Relationship history for MSHA mine 4002204

Current hierarchy: **Rogers Group Inc → Mid-South Pavers Inc → 64 Highway 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: 2026-10-13T11:19:05.459773+00:00

## Valid-time edges

- **controller_controls_mine:** Hadley J A Construction Company Inc → 64 Highway Pit; 1950-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Rogers Group Inc → 64 Highway Pit; 1950-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Bennie Dove Gravel Company → 64 Highway Pit; 1950-01-01 to 1979-04-02; source msha-controller-operator-history
- **controller_controls_mine:** Dove Bennie Gravel Company → 64 Highway Pit; 1950-01-01 to 1979-04-02; source msha-controller-operator-history
- **controller_controls_operator:** Dove Bennie Gravel Company → Bennie Dove Gravel Company; 1950-01-01 to 1979-04-02; source msha-controller-operator-history
- **operator_operates_mine:** J A Hadley Construction Company Inc → 64 Highway Pit; 1979-04-03 to 1979-12-27; source msha-controller-operator-history
- **controller_controls_operator:** Hadley J A Construction Company Inc → J A Hadley Construction Company Inc; 1979-04-03 to 1979-12-27; source msha-controller-operator-history
- **operator_operates_mine:** Mid-South Pavers Inc → 64 Highway Pit; 1979-12-28 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Rogers Group Inc → Mid-South Pavers Inc; 1979-12-28 to current/open; source msha-controller-operator-history