# Relationship history for MSHA mine 3800686

Current hierarchy: **William H Griste → SC Rock, LLC → Goretown Mine**

- 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:** Carolina Aggregate Products, LLC → Goretown Mine; 1999-01-01 to 2005-10-03; source msha-controller-operator-history
- **controller_controls_mine:** Bcg Inc Et Al → Goretown Mine; 1999-01-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Bcg Inc Et Al → Carolina Aggregate Products, LLC; 1999-01-01 to 2005-10-03; source msha-controller-operator-history
- **operator_operates_mine:** Grand Strand Aggregates → Goretown Mine; 2005-10-04 to 2015-04-17; source msha-controller-operator-history
- **controller_controls_mine:** McDonald Investment Company Inc → Goretown Mine; 2005-10-04 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** McDonald Investment Company Inc → Grand Strand Aggregates; 2005-10-04 to 2015-04-17; source msha-controller-operator-history
- **operator_operates_mine:** SC Rock, LLC → Goretown Mine; 2015-04-18 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** William H Griste → Goretown Mine; 2015-04-18 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** William H Griste → SC Rock, LLC; 2015-04-18 to current/open; source msha-controller-operator-history