# Relationship history for MSHA mine 3608891

Current hierarchy: **Arcosa, Inc → Laurel Aggregates of Delaware LLC → Lake Lynn Quarry 1366**

- 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

- **operator_operates_mine:** Laurel Aggregates Inc → Lake Lynn Quarry 1366; 2000-12-01 to 2012-06-07; source msha-controller-operator-history
- **controller_controls_mine:** James L  Laurita Jr et al → Lake Lynn Quarry 1366; 2000-12-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** James L  Laurita Jr et al → Laurel Aggregates Inc; 2000-12-01 to 2012-06-07; source msha-controller-operator-history
- **operator_operates_mine:** Laurel Aggregates of Delaware LLC → Lake Lynn Quarry 1366; 2012-06-08 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** VantaCore Partners LP et al → Lake Lynn Quarry 1366; 2012-06-08 to 2018-12-10; source msha-controller-operator-history
- **controller_controls_operator:** VantaCore Partners LP et al → Laurel Aggregates of Delaware LLC; 2012-06-08 to 2018-12-10; source msha-controller-operator-history
- **controller_controls_mine:** Sun Capital Partners Inc → Lake Lynn Quarry 1366; 2018-12-11 to 2021-05-20; source msha-controller-operator-history
- **controller_controls_operator:** Sun Capital Partners Inc → Laurel Aggregates of Delaware LLC; 2018-12-11 to 2021-05-20; source msha-controller-operator-history
- **controller_controls_mine:** Arcosa, Inc → Lake Lynn Quarry 1366; 2021-05-21 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Arcosa, Inc → Laurel Aggregates of Delaware LLC; 2021-05-21 to current/open; source msha-controller-operator-history