# Relationship history for MSHA mine 4105311

Current hierarchy: **Christina  Reimer; Randy  Reimer → CHERRY CREEK AGGREGATES LLC. → CHERRY CREEK**

- 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:** CHERRY CREEK AGGREGATES LLC. → CHERRY CREEK; 2018-01-12 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Randy  Reimer et al → CHERRY CREEK; 2018-01-12 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Randy  Reimer et al → CHERRY CREEK AGGREGATES LLC.; 2018-01-12 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Christina  Reimer et al → CHERRY CREEK AGGREGATES LLC.; 2018-01-12 to current/open; source msha-controller-operator-history