# Relationship history for MSHA mine 5400393

Current hierarchy: **Jorge L  Diaz → Betteroads Asphalt Corp → TRITURADORA AGUADA**

- 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

- **controller_controls_mine:** Arturo  Diaz Jr → TRITURADORA AGUADA; 1980-07-01 to 2012-12-11; source msha-controller-operator-history
- **operator_operates_mine:** Betteroads Asphalt Corp → TRITURADORA AGUADA; 1997-05-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Arturo  Diaz Jr → Betteroads Asphalt Corp; 1997-05-01 to 2012-12-11; source msha-controller-operator-history
- **controller_controls_mine:** Jorge L  Diaz → TRITURADORA AGUADA; 2012-12-12 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jorge L  Diaz → Betteroads Asphalt Corp; 2012-12-12 to current/open; source msha-controller-operator-history