# Relationship history for MSHA mine 0103359

Current hierarchy: **Clark H  Livingston → Livingston Aggregate LLC → Livingston Aggregate Mine**

- 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:** Ready Mix USA Inc → Livingston Aggregate Mine; 2000-10-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Couch Ready Mix  USA Aggregates Division → Livingston Aggregate Mine; 2007-02-06 to 2011-12-30; source msha-controller-operator-history
- **controller_controls_operator:** Ready Mix USA Inc → Couch Ready Mix  USA Aggregates Division; 2007-02-06 to 2011-12-30; source msha-controller-operator-history
- **operator_operates_mine:** Ready Mix USA, LLC → Livingston Aggregate Mine; 2011-12-31 to 2012-06-29; source msha-controller-operator-history
- **controller_controls_mine:** Cemex S A → Livingston Aggregate Mine; 2011-12-31 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Cemex S A → Ready Mix USA, LLC; 2011-12-31 to 2012-06-29; source msha-controller-operator-history
- **operator_operates_mine:** Couch Aggregates LLC → Livingston Aggregate Mine; 2012-06-30 to 2014-09-15; source msha-controller-operator-history
- **controller_controls_mine:** Steve  Shaw et al → Livingston Aggregate Mine; 2012-06-30 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Steve  Shaw et al → Couch Aggregates LLC; 2012-06-30 to 2014-09-15; source msha-controller-operator-history
- **operator_operates_mine:** Livingston Aggregate LLC → Livingston Aggregate Mine; 2014-09-16 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Clark H  Livingston → Livingston Aggregate Mine; 2014-09-16 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Clark H  Livingston → Livingston Aggregate LLC; 2014-09-16 to current/open; source msha-controller-operator-history