# Relationship history for MSHA mine 2300185

Current hierarchy: **Edward  Ring → Roth Quarry LLC → Roth Quarry LLC**

- 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:** Roth Building Stone Company → Roth Quarry LLC; 1950-01-01 to 1996-12-31; source msha-controller-operator-history
- **controller_controls_mine:** Richard K  Roth → Roth Quarry LLC; 1950-01-01 to 1996-12-31; source msha-controller-operator-history
- **controller_controls_operator:** Richard K  Roth → Roth Building Stone Company; 1950-01-01 to 1996-12-31; source msha-controller-operator-history
- **operator_operates_mine:** Roth Building Stone Company → Roth Quarry LLC; 1997-01-01 to 1998-05-31; source msha-controller-operator-history
- **controller_controls_mine:** Calvin  Roth → Roth Quarry LLC; 1997-01-01 to 1998-05-31; source msha-controller-operator-history
- **controller_controls_operator:** Calvin  Roth → Roth Building Stone Company; 1997-01-01 to 1998-05-31; source msha-controller-operator-history
- **operator_operates_mine:** Roth Building Stone , Inc. → Roth Quarry LLC; 1998-06-01 to 2013-11-14; source msha-controller-operator-history
- **controller_controls_mine:** Juliann  Jokerst → Roth Quarry LLC; 1998-06-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Juliann  Jokerst → Roth Building Stone , Inc.; 1998-06-01 to 2013-11-14; source msha-controller-operator-history
- **operator_operates_mine:** Roth Quarry LLC → Roth Quarry LLC; 2013-11-15 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Michael A  McCullough et al → Roth Quarry LLC; 2013-11-15 to 2020-07-31; source msha-controller-operator-history
- **controller_controls_operator:** Michael A  McCullough et al → Roth Quarry LLC; 2013-11-15 to 2020-07-31; source msha-controller-operator-history
- **controller_controls_operator:** Edward  Ring et al → Roth Quarry LLC; 2013-11-15 to 2020-07-31; source msha-controller-operator-history
- **controller_controls_mine:** Edward  Ring → Roth Quarry LLC; 2020-08-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Edward  Ring → Roth Quarry LLC; 2020-08-01 to current/open; source msha-controller-operator-history