# Relationship history for MSHA mine 3401998

Current hierarchy: **Bill  Bogle → Cedar Ridge Quarries → Cedar Ridge Quarries**

- 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:** Boggy Construction Inc → Cedar Ridge Quarries; 2006-04-05 to 2011-05-15; source msha-controller-operator-history
- **controller_controls_mine:** Larry D  Watson  et al → Cedar Ridge Quarries; 2006-04-05 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Larry D  Watson  et al → Boggy Construction Inc; 2006-04-05 to 2011-05-15; source msha-controller-operator-history
- **controller_controls_operator:** Misty D  Watson  et al → Boggy Construction Inc; 2006-04-05 to 2011-05-15; source msha-controller-operator-history
- **controller_controls_mine:** Jeff  Byler → Cedar Ridge Quarries; 2009-06-09 to 2014-10-14; source msha-controller-operator-history
- **operator_operates_mine:** SW Stone Inc. → Cedar Ridge Quarries; 2011-05-16 to 2012-03-25; source msha-controller-operator-history
- **controller_controls_mine:** Tandy R  Sloan → Cedar Ridge Quarries; 2011-05-16 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Tandy R  Sloan → SW Stone Inc.; 2011-05-16 to 2012-03-25; source msha-controller-operator-history
- **operator_operates_mine:** Cedar Ridge Quarries → Cedar Ridge Quarries; 2012-03-26 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jeff  Byler → Cedar Ridge Quarries; 2012-03-26 to 2014-10-14; source msha-controller-operator-history
- **controller_controls_mine:** Bill  Bogle → Cedar Ridge Quarries; 2014-10-15 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Bill  Bogle → Cedar Ridge Quarries; 2014-10-15 to current/open; source msha-controller-operator-history