# Relationship history for MSHA mine 4407053

Current hierarchy: **Bizzack Inc; Steven L  Lawson → Bizzack Construction, LLC → Russell County Quarry**

- 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:** Rogers Group Inc → Russell County Quarry; 1950-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Ric  Lambert et al → Russell County Quarry; 1987-09-10 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Tri State Lime & Stone → Russell County Quarry; 2002-07-16 to 2008-10-07; source msha-controller-operator-history
- **controller_controls_operator:** Ric  Lambert et al → Tri State Lime & Stone; 2002-07-16 to 2008-10-07; source msha-controller-operator-history
- **controller_controls_operator:** Hiram  Gardner et al → Tri State Lime & Stone; 2002-07-16 to 2008-10-07; source msha-controller-operator-history
- **controller_controls_mine:** Mountain Materials  et al → Russell County Quarry; 2007-05-03 to 2020-01-20; source msha-controller-operator-history
- **operator_operates_mine:** Copper Creek Stone LLC → Russell County Quarry; 2008-10-08 to 2014-02-27; source msha-controller-operator-history
- **controller_controls_mine:** Steven M  Woods → Russell County Quarry; 2008-10-08 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Steven M  Woods → Copper Creek Stone LLC; 2008-10-08 to 2014-02-27; source msha-controller-operator-history
- **operator_operates_mine:** Rogers Group Inc. → Russell County Quarry; 2014-02-28 to 2020-01-20; source msha-controller-operator-history
- **controller_controls_operator:** Rogers Group Inc → Rogers Group Inc.; 2014-02-28 to 2020-01-20; source msha-controller-operator-history
- **operator_operates_mine:** Bizzack Construction, LLC → Russell County Quarry; 2020-01-21 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Mountain Materials  et al → Bizzack Construction, LLC; 2020-01-21 to 2020-01-20; source msha-controller-operator-history
- **controller_controls_operator:** Bizzack Inc  et al → Bizzack Construction, LLC; 2020-01-21 to 2020-01-20; source msha-controller-operator-history
- **controller_controls_mine:** Bizzack Inc et al → Russell County Quarry; 2020-01-21 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Bizzack Inc et al → Bizzack Construction, LLC; 2020-01-21 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Steven L  Lawson et al → Bizzack Construction, LLC; 2020-01-21 to current/open; source msha-controller-operator-history