# Relationship history for MSHA mine 1401691

Current hierarchy: **Eugene L  Meier; Vincent R  Meier → Victory Sand Mining & Dredging LLC → Brier Rd River Plant**

- 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:** Vincent R  Meier et al → Brier Rd River Plant; 2005-08-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Victory Sand Mining & Dredging LLC → Brier Rd River Plant; 2008-08-21 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Vincent R  Meier et al → Victory Sand Mining & Dredging LLC; 2008-08-21 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Eugene L  Meier et al → Victory Sand Mining & Dredging LLC; 2008-08-21 to current/open; source msha-controller-operator-history