# Relationship history for MSHA mine 0801402

Current hierarchy: **Quikrete Construction Materials, LLC → Georgia Stone Products → Georgia Stone Spring Hill 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: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **operator_operates_mine:** Gulf Coast Mining LLC → Georgia Stone Spring Hill Quarry; 2015-02-01 to 2016-11-16; source msha-controller-operator-history
- **controller_controls_mine:** Daniel  Bergin et al → Georgia Stone Spring Hill Quarry; 2015-02-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Daniel  Bergin et al → Gulf Coast Mining LLC; 2015-02-01 to 2016-11-16; source msha-controller-operator-history
- **controller_controls_operator:** James Stephen  Dasovich et al → Gulf Coast Mining LLC; 2015-02-01 to 2016-11-16; source msha-controller-operator-history
- **operator_operates_mine:** Outlaw Ridge Inc → Georgia Stone Spring Hill Quarry; 2016-11-17 to 2020-05-13; source msha-controller-operator-history
- **controller_controls_mine:** Daniel  Bergin et al → Georgia Stone Spring Hill Quarry; 2016-11-17 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Daniel  Bergin et al → Outlaw Ridge Inc; 2016-11-17 to 2020-05-13; source msha-controller-operator-history
- **controller_controls_operator:** Scott B  Meister et al → Outlaw Ridge Inc; 2016-11-17 to 2020-05-13; source msha-controller-operator-history
- **controller_controls_mine:** Summit Materials LLC → Georgia Stone Spring Hill Quarry; 2017-08-04 to 2025-02-09; source msha-controller-operator-history
- **operator_operates_mine:** Lago Verde Mine, LLC → Georgia Stone Spring Hill Quarry; 2020-05-14 to 2024-07-25; source msha-controller-operator-history
- **controller_controls_mine:** Frederick P  Clements et al → Georgia Stone Spring Hill Quarry; 2020-05-14 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Frederick P  Clements et al → Lago Verde Mine, LLC; 2020-05-14 to 2024-07-25; source msha-controller-operator-history
- **controller_controls_operator:** James M  Glover et al → Lago Verde Mine, LLC; 2020-05-14 to 2024-07-25; source msha-controller-operator-history
- **operator_operates_mine:** Georgia Stone Products → Georgia Stone Spring Hill Quarry; 2024-07-26 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Summit Materials LLC → Georgia Stone Products; 2024-07-26 to 2025-02-09; source msha-controller-operator-history
- **controller_controls_mine:** Quikrete Construction Materials, LLC → Georgia Stone Spring Hill Quarry; 2025-02-10 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Quikrete Construction Materials, LLC → Georgia Stone Products; 2025-02-10 to current/open; source msha-controller-operator-history