# Relationship history for MSHA mine 4609002

Current hierarchy: **Essar Minerals Canada Limited → Frasure Creek Mining LLC → Mine No 4**

- 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

- **controller_controls_mine:** Jeffery A  Hoops → Mine No 4; 2001-03-01 to 2008-10-31; source msha-controller-operator-history
- **operator_operates_mine:** Open Fork Mining LLC → Mine No 4; 2003-08-15 to 2005-03-24; source msha-controller-operator-history
- **controller_controls_mine:** Jeffery A  Hoops → Mine No 4; 2003-08-15 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jeffery A  Hoops → Open Fork Mining LLC; 2003-08-15 to 2005-03-24; source msha-controller-operator-history
- **operator_operates_mine:** Frasure Creek Mining LLC → Mine No 4; 2005-03-25 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Jeffery A  Hoops → Frasure Creek Mining LLC; 2005-03-25 to 2008-10-31; source msha-controller-operator-history
- **controller_controls_mine:** Kenneth W  Woodring → Mine No 4; 2008-11-01 to 2010-04-06; source msha-controller-operator-history
- **controller_controls_operator:** Kenneth W  Woodring → Frasure Creek Mining LLC; 2008-11-01 to 2010-04-06; source msha-controller-operator-history
- **controller_controls_mine:** Essar Minerals Canada Limited → Mine No 4; 2010-04-07 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Essar Minerals Canada Limited → Frasure Creek Mining LLC; 2010-04-07 to current/open; source msha-controller-operator-history