# Relationship history for MSHA mine 4202692

Current hierarchy: **Karla  Gines; James Levaughn  Gines → CROSSROADS CONCRETE → CROSSROADS WASH PLANT**

- 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

- **operator_operates_mine:** Crossroads Concrete → CROSSROADS WASH PLANT; 2018-08-27 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Karla  Gines et al → CROSSROADS WASH PLANT; 2018-08-27 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Karla  Gines et al → Crossroads Concrete; 2018-08-27 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** James Levaughn  Gines et al → Crossroads Concrete; 2018-08-27 to current/open; source msha-controller-operator-history