# Relationship history for MSHA mine 2902534

Current hierarchy: **Joe A Rosales Jr → Paso Del Norte Materials, LLC → N.S.E. Mesquite Sand and Gravel 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: 2026-10-18T09:31:49.615908+00:00

## Valid-time edges

- **controller_controls_mine:** Joe A Rosales Jr → N.S.E. Mesquite Sand and Gravel Pit; 2010-10-14 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Paso Del Norte Materials, LLC → N.S.E. Mesquite Sand and Gravel Pit; 2021-06-18 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Joe A Rosales Jr → Paso Del Norte Materials, LLC; 2021-06-18 to current/open; source msha-controller-operator-history