# Relationship history for MSHA mine 3503356

Current hierarchy: **Aggregate Resource Industries Inc → Aggregate Resource Crushing, LLC → Plant #1**

- 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

- **operator_operates_mine:** B J Equipment Company LLC → Plant #1; 1991-10-01 to 2011-04-25; source msha-controller-operator-history
- **controller_controls_mine:** Sandra  Jeremiah  et al → Plant #1; 1991-10-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Sandra  Jeremiah  et al → B J Equipment Company LLC; 1991-10-01 to 2011-04-25; source msha-controller-operator-history
- **controller_controls_operator:** Kris  Jeremiah  et al → B J Equipment Company LLC; 1991-10-01 to 2011-04-25; source msha-controller-operator-history
- **operator_operates_mine:** Aggregate Resource Crushing, LLC → Plant #1; 2011-04-26 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Aggregate Resource Industries Inc → Plant #1; 2011-04-26 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Aggregate Resource Industries Inc → Aggregate Resource Crushing, LLC; 2011-04-26 to current/open; source msha-controller-operator-history