# Relationship history for MSHA mine 4406552

Current hierarchy: **Chaney Enterprises LP → Sustainable Land Use, LLC → Newtown-VA Sand & Gravel**

- 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:** Chaney Enterprises LP → Newtown-VA Sand & Gravel; 1950-01-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Trice Sand & Gravel Inc → Newtown-VA Sand & Gravel; 1989-10-01 to 1994-11-14; source msha-controller-operator-history
- **controller_controls_mine:** Trice Harvey → Newtown-VA Sand & Gravel; 1989-10-01 to 1994-11-14; source msha-controller-operator-history
- **controller_controls_operator:** Trice Harvey → Trice Sand & Gravel Inc; 1989-10-01 to 1994-11-14; source msha-controller-operator-history
- **operator_operates_mine:** Atlantic States Materials Corp → Newtown-VA Sand & Gravel; 1994-11-15 to 2006-11-12; source msha-controller-operator-history
- **controller_controls_mine:** Bruntcliffe Aggregates PLC → Newtown-VA Sand & Gravel; 1994-11-15 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Bruntcliffe Aggregates PLC → Atlantic States Materials Corp; 1994-11-15 to 2006-11-12; source msha-controller-operator-history
- **controller_controls_mine:** Ennstone PLC → Newtown-VA Sand & Gravel; 1997-07-29 to 2009-06-10; source msha-controller-operator-history
- **operator_operates_mine:** Ennstone Inc → Newtown-VA Sand & Gravel; 2006-11-13 to 2010-01-22; source msha-controller-operator-history
- **controller_controls_operator:** Ennstone PLC → Ennstone Inc; 2006-11-13 to 2009-06-10; source msha-controller-operator-history
- **controller_controls_mine:** Mark  Elliott → Newtown-VA Sand & Gravel; 2009-06-11 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Mark  Elliott → Ennstone Inc; 2009-06-11 to 2010-01-22; source msha-controller-operator-history
- **operator_operates_mine:** Virginia Sand & Stone, LLC → Newtown-VA Sand & Gravel; 2010-01-23 to 2021-12-30; source msha-controller-operator-history
- **controller_controls_mine:** John T  Dixon et al → Newtown-VA Sand & Gravel; 2010-01-23 to 2012-11-06; source msha-controller-operator-history
- **controller_controls_operator:** John T  Dixon et al → Virginia Sand & Stone, LLC; 2010-01-23 to 2012-11-06; source msha-controller-operator-history
- **controller_controls_operator:** Dean  Snyder et al → Virginia Sand & Stone, LLC; 2010-01-23 to 2012-11-06; source msha-controller-operator-history
- **controller_controls_mine:** Thomas  Madden → Newtown-VA Sand & Gravel; 2012-11-07 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Thomas  Madden → Virginia Sand & Stone, LLC; 2012-11-07 to 2021-12-30; source msha-controller-operator-history
- **operator_operates_mine:** Chaney Enterprises LTD Partnership → Newtown-VA Sand & Gravel; 2021-12-31 to 2024-03-25; source msha-controller-operator-history
- **controller_controls_operator:** Chaney Enterprises LP → Chaney Enterprises LTD Partnership; 2021-12-31 to 2024-03-25; source msha-controller-operator-history
- **controller_controls_mine:** Chaney Enterprises LP → Newtown-VA Sand & Gravel; 2024-03-25 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Sustainable Land Use, LLC → Newtown-VA Sand & Gravel; 2024-03-26 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Chaney Enterprises LP → Sustainable Land Use, LLC; 2024-03-26 to current/open; source msha-controller-operator-history