# Relationship history for MSHA mine 3003567

Current hierarchy: **Floyd E Carruth Jr. → North Country Stone Inc → Battle Mountain Quarry**

- 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:** Floyd E Carruth Jr. → Battle Mountain Quarry; 2000-09-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** North Country Stone Inc → Battle Mountain Quarry; 2006-10-24 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Floyd E Carruth Jr. → North Country Stone Inc; 2006-10-24 to current/open; source msha-controller-operator-history