# Relationship history for MSHA mine 0801324

Current hierarchy: **Robert  Amick; Kenneth A  Wallace → O.R.G. Pit LLC → O.R.G. Pit 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: 2026-10-17T05:35:58.500035+00:00

## Valid-time edges

- **operator_operates_mine:** Wegscheid Enterprises → O.R.G. Pit LLC; 2003-07-14 to 2004-12-11; source msha-controller-operator-history
- **controller_controls_mine:** Stanley C  Wegscheid → O.R.G. Pit LLC; 2003-07-14 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Stanley C  Wegscheid → Wegscheid Enterprises; 2003-07-14 to 2004-12-11; source msha-controller-operator-history
- **operator_operates_mine:** Walrok, Inc. → O.R.G. Pit LLC; 2004-12-12 to 2009-11-17; source msha-controller-operator-history
- **controller_controls_mine:** Kenneth A  Wallace → O.R.G. Pit LLC; 2004-12-12 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Kenneth A  Wallace → Walrok, Inc.; 2004-12-12 to 2009-11-17; source msha-controller-operator-history
- **operator_operates_mine:** O.R.G. Pit LLC → O.R.G. Pit LLC; 2009-11-18 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Kenneth A  Wallace et al → O.R.G. Pit LLC; 2009-11-18 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Kenneth A  Wallace et al → O.R.G. Pit LLC; 2009-11-18 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Robert  Amick et al → O.R.G. Pit LLC; 2009-11-18 to current/open; source msha-controller-operator-history