# Relationship history for MSHA mine 3102052

Current hierarchy: **Shelly  Bell; Vera  Bradsher → R.L. BRADSHER CONTRACTING INC. → MARSTON PIT**

- 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:** J Morgan Enterprises → MARSTON PIT; 1990-05-01 to 2019-10-31; source msha-controller-operator-history
- **controller_controls_mine:** Phyllis H  Morgan et al → MARSTON PIT; 1990-05-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Phyllis H  Morgan et al → J Morgan Enterprises; 1990-05-01 to 2019-10-31; source msha-controller-operator-history
- **controller_controls_operator:** James D  Morgan Jr et al → J Morgan Enterprises; 1990-05-01 to 2019-10-31; source msha-controller-operator-history
- **controller_controls_mine:** Vera W  Bradsher et al → MARSTON PIT; 2011-04-26 to 2021-09-30; source msha-controller-operator-history
- **operator_operates_mine:** R.L. BRADSHER CONTRACTING INC. → MARSTON PIT; 2019-11-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Vera W  Bradsher et al → R.L. BRADSHER CONTRACTING INC.; 2019-11-01 to 2021-09-30; source msha-controller-operator-history
- **controller_controls_operator:** Robert L  Bradsher et al → R.L. BRADSHER CONTRACTING INC.; 2019-11-01 to 2021-09-30; source msha-controller-operator-history
- **controller_controls_mine:** Robert L. Bradsher Family Trust → MARSTON PIT; 2021-10-01 to 2024-07-14; source msha-controller-operator-history
- **controller_controls_operator:** Robert L. Bradsher Family Trust → R.L. BRADSHER CONTRACTING INC.; 2021-10-01 to 2024-07-14; source msha-controller-operator-history
- **controller_controls_mine:** Vera  Bradsher et al → MARSTON PIT; 2024-07-15 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Vera  Bradsher et al → R.L. BRADSHER CONTRACTING INC.; 2024-07-15 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Shelly  Bell et al → R.L. BRADSHER CONTRACTING INC.; 2024-07-15 to current/open; source msha-controller-operator-history