# Relationship history for MSHA mine 0801145

Current hierarchy: **Lisa Michelle  Sands; Wayne  Beaver → Denali Materials, Inc → Beachville 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:** Suwannee Mining Company → Beachville Mine; 1990-10-01 to 1993-12-14; source msha-controller-operator-history
- **controller_controls_mine:** Larry  Perry → Beachville Mine; 1990-10-01 to 1993-12-14; source msha-controller-operator-history
- **controller_controls_operator:** Larry  Perry → Suwannee Mining Company; 1990-10-01 to 1993-12-14; source msha-controller-operator-history
- **operator_operates_mine:** Suwannee Materials & Aggregates Inc → Beachville Mine; 1993-12-15 to 2000-03-12; source msha-controller-operator-history
- **controller_controls_mine:** Joanne T  Perry → Beachville Mine; 1993-12-15 to 2000-03-12; source msha-controller-operator-history
- **controller_controls_operator:** Joanne T  Perry → Suwannee Materials & Aggregates Inc; 1993-12-15 to 2000-03-12; source msha-controller-operator-history
- **operator_operates_mine:** Cherokee Materials → Beachville Mine; 2000-03-13 to 2005-01-16; source msha-controller-operator-history
- **controller_controls_mine:** H. Paul  Shipp → Beachville Mine; 2000-03-13 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** H. Paul  Shipp → Cherokee Materials; 2000-03-13 to 2005-01-16; source msha-controller-operator-history
- **controller_controls_mine:** Wayne M  Beaver → Beachville Mine; 2000-10-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** Denali Investments Inc → Beachville Mine; 2005-01-17 to 2017-01-31; source msha-controller-operator-history
- **controller_controls_operator:** Wayne M  Beaver → Denali Investments Inc; 2005-01-17 to 2017-01-31; source msha-controller-operator-history
- **operator_operates_mine:** Denali Materials, Inc → Beachville Mine; 2017-02-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Wayne M  Beaver → Beachville Mine; 2017-02-01 to 2024-07-31; source msha-controller-operator-history
- **controller_controls_operator:** Wayne M  Beaver → Denali Materials, Inc; 2017-02-01 to 2024-07-31; source msha-controller-operator-history
- **controller_controls_mine:** Lisa Michelle  Sands et al → Beachville Mine; 2024-08-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Lisa Michelle  Sands et al → Denali Materials, Inc; 2024-08-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Wayne  Beaver et al → Denali Materials, Inc; 2024-08-01 to current/open; source msha-controller-operator-history