# Relationship history for MSHA mine 2800469

Current hierarchy: **The Chester J. Ottinger Jr. 2017 Irrevocable Trust → Riverline Aggregates LLC → Riverline Aggregates**

- 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:** Baer Aggregates Inc → Riverline Aggregates; 1980-03-01 to 2020-08-09; source msha-controller-operator-history
- **controller_controls_mine:** Louis M  Mitschele → Riverline Aggregates; 1980-03-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Louis M  Mitschele → Baer Aggregates Inc; 1980-03-01 to 2020-08-09; source msha-controller-operator-history
- **operator_operates_mine:** Riverline Aggregates LLC → Riverline Aggregates; 2020-08-10 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** The Chester J. Ottinger Jr. 2017 Irrevocable Trust → Riverline Aggregates; 2020-08-10 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** The Chester J. Ottinger Jr. 2017 Irrevocable Trust → Riverline Aggregates LLC; 2020-08-10 to current/open; source msha-controller-operator-history