# Relationship history for MSHA mine 4703799

Current hierarchy: **Jamey  Flannery → Flannery Materials, LLC. → Flannery Materials, 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:** Highpoint Sand & Gravel → Flannery Materials, LLC.; 2017-06-07 to 2024-07-09; source msha-controller-operator-history
- **controller_controls_mine:** Scott  Schmitz et al → Flannery Materials, LLC.; 2017-06-07 to 2017-06-08; source msha-controller-operator-history
- **controller_controls_operator:** Scott  Schmitz et al → Highpoint Sand & Gravel; 2017-06-07 to 2017-06-08; source msha-controller-operator-history
- **controller_controls_operator:** Nick  Trapp et al → Highpoint Sand & Gravel; 2017-06-07 to 2017-06-08; source msha-controller-operator-history
- **controller_controls_mine:** Rick  Trapp et al → Flannery Materials, LLC.; 2017-06-09 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Rick  Trapp et al → Highpoint Sand & Gravel; 2017-06-09 to 2024-07-09; source msha-controller-operator-history
- **controller_controls_operator:** Nick  Trapp et al → Highpoint Sand & Gravel; 2017-06-09 to 2024-07-09; source msha-controller-operator-history
- **operator_operates_mine:** Flannery Materials LLC → Flannery Materials, LLC.; 2024-07-10 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Jamey  Flannery → Flannery Materials, LLC.; 2024-07-10 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jamey  Flannery → Flannery Materials LLC; 2024-07-10 to current/open; source msha-controller-operator-history