# Relationship history for MSHA mine 4202506

Current hierarchy: **Shane D  Zaharias; Heidi M  Zaharias → Outback Topsoil, LLC → Stoddard 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:** Outback Topsoil, LLC → Stoddard Pit; 2008-06-13 to 2013-05-21; source msha-controller-operator-history
- **controller_controls_mine:** Heidi M  Zaharias et al → Stoddard Pit; 2008-06-13 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Heidi M  Zaharias et al → Outback Topsoil, LLC; 2008-06-13 to 2013-05-21; source msha-controller-operator-history
- **controller_controls_operator:** Shane D  Zaharias et al → Outback Topsoil, LLC; 2008-06-13 to 2013-05-21; source msha-controller-operator-history
- **operator_operates_mine:** Rockco, LLC → Stoddard Pit; 2013-05-22 to 2021-01-03; source msha-controller-operator-history
- **controller_controls_mine:** Wasatch South Hills Development et al → Stoddard Pit; 2013-05-22 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Wasatch South Hills Development et al → Rockco, LLC; 2013-05-22 to 2021-01-03; source msha-controller-operator-history
- **controller_controls_operator:** T & M Holdings et al → Rockco, LLC; 2013-05-22 to 2021-01-03; source msha-controller-operator-history
- **operator_operates_mine:** Outback Topsoil, LLC → Stoddard Pit; 2021-01-04 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Heidi M  Zaharias et al → Outback Topsoil, LLC; 2021-01-04 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Shane D  Zaharias et al → Outback Topsoil, LLC; 2021-01-04 to current/open; source msha-controller-operator-history