# Relationship history for MSHA mine 2700492

Current hierarchy: **Michel  Rodrigue; Ronny  Rodrigue → Rodrigue's Gravel and Excavation Inc → Rodrigue's Gravel and Excavation Inc.**

- Valid-time bounds: inclusive, date granularity
- Null end: open-ended in the upstream history row; not independent proof of present control
- Transaction-time observation: 2026-10-18T09:31:49.615908+00:00

## Valid-time edges

- **operator_operates_mine:** Daniel Ouimette → Rodrigue's Gravel and Excavation Inc.; 2015-07-29 to 2022-06-29; source msha-controller-operator-history
- **controller_controls_mine:** Daniel  Ouimette → Rodrigue's Gravel and Excavation Inc.; 2015-07-29 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Daniel  Ouimette → Daniel Ouimette; 2015-07-29 to 2022-06-29; source msha-controller-operator-history
- **operator_operates_mine:** Rodrigue's Gravel and Excavation Inc → Rodrigue's Gravel and Excavation Inc.; 2022-06-30 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Ronny  Rodrigue et al → Rodrigue's Gravel and Excavation Inc.; 2022-06-30 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Ronny  Rodrigue et al → Rodrigue's Gravel and Excavation Inc; 2022-06-30 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Michel  Rodrigue et al → Rodrigue's Gravel and Excavation Inc; 2022-06-30 to current/open; source msha-controller-operator-history