# Relationship history for MSHA mine 1002014

Current hierarchy: **Kelly W  Baker; Blake V  Garner → South Fork Gravel LLC → Teton Pit**

- 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:** ZZ Asphalt LLC → Teton Pit; 2001-10-23 to 2026-06-17; source msha-controller-operator-history
- **controller_controls_mine:** Charles J  Zollinger et al → Teton Pit; 2001-10-23 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Charles J  Zollinger et al → ZZ Asphalt LLC; 2001-10-23 to 2026-06-17; source msha-controller-operator-history
- **controller_controls_operator:** Jack T  Zollinger et al → ZZ Asphalt LLC; 2001-10-23 to 2026-06-17; source msha-controller-operator-history
- **operator_operates_mine:** South Fork Gravel LLC → Teton Pit; 2026-06-18 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Blake V  Garner et al → Teton Pit; 2026-06-18 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Blake V  Garner et al → South Fork Gravel LLC; 2026-06-18 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Kelly W  Baker et al → South Fork Gravel LLC; 2026-06-18 to current/open; source msha-controller-operator-history