# Relationship history for MSHA mine 1102797

Current hierarchy: **Jeffrey A  Haycraft → Springfield Coal Company LLC → Orient No 3 Reclamation Area And S**

- 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

- **controller_controls_mine:** General Dynamics Corp → Orient No 3 Reclamation Area And S; 1950-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Freeman United Coal Mining Company → Orient No 3 Reclamation Area And S; 1984-02-01 to 2007-08-31; source msha-controller-operator-history
- **controller_controls_operator:** General Dynamics Corp → Freeman United Coal Mining Company; 1984-02-01 to 2007-08-31; source msha-controller-operator-history
- **operator_operates_mine:** Springfield Coal Company LLC → Orient No 3 Reclamation Area And S; 2007-09-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Brian J  Veldhuizen et al → Orient No 3 Reclamation Area And S; 2007-09-01 to 2015-08-10; source msha-controller-operator-history
- **controller_controls_operator:** Brian J  Veldhuizen et al → Springfield Coal Company LLC; 2007-09-01 to 2015-08-10; source msha-controller-operator-history
- **controller_controls_mine:** Jeffrey A  Haycraft → Orient No 3 Reclamation Area And S; 2015-08-11 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jeffrey A  Haycraft → Springfield Coal Company LLC; 2015-08-11 to current/open; source msha-controller-operator-history