# Relationship history for MSHA mine 3800545

Current hierarchy: **Christopher Sean  Smith → Sandsmith LLC → LONGVIEW 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:** Mc Connell Sand Company Inc → LONGVIEW MINE; 1979-01-01 to 1989-11-29; source msha-controller-operator-history
- **controller_controls_mine:** Joe W  McConnell → LONGVIEW MINE; 1979-01-01 to 1989-11-29; source msha-controller-operator-history
- **controller_controls_operator:** Joe W  McConnell → Mc Connell Sand Company Inc; 1979-01-01 to 1989-11-29; source msha-controller-operator-history
- **operator_operates_mine:** Young Sand & Stone Company Inc → LONGVIEW MINE; 1989-11-30 to 1996-02-28; source msha-controller-operator-history
- **controller_controls_mine:** Cleve  Young → LONGVIEW MINE; 1989-11-30 to 1996-02-28; source msha-controller-operator-history
- **controller_controls_operator:** Cleve  Young → Young Sand & Stone Company Inc; 1989-11-30 to 1996-02-28; source msha-controller-operator-history
- **operator_operates_mine:** King Asphalt Inc → LONGVIEW MINE; 1996-02-29 to 2006-12-07; source msha-controller-operator-history
- **controller_controls_mine:** Randal L  King → LONGVIEW MINE; 1996-02-29 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Randal L  King → King Asphalt Inc; 1996-02-29 to 2006-12-07; source msha-controller-operator-history
- **operator_operates_mine:** Palmetto Aggregates → LONGVIEW MINE; 2006-12-08 to 2019-09-17; source msha-controller-operator-history
- **controller_controls_mine:** Mark K  Griffin → LONGVIEW MINE; 2006-12-08 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Mark K  Griffin → Palmetto Aggregates; 2006-12-08 to 2019-09-17; source msha-controller-operator-history
- **operator_operates_mine:** Sandsmith LLC → LONGVIEW MINE; 2019-09-18 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Gregory T Smith → LONGVIEW MINE; 2019-09-18 to 2026-08-06; source msha-controller-operator-history
- **controller_controls_operator:** Gregory T Smith → Sandsmith LLC; 2019-09-18 to 2026-08-06; source msha-controller-operator-history
- **controller_controls_mine:** Christopher Sean  Smith → LONGVIEW MINE; 2026-08-07 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Christopher Sean  Smith → Sandsmith LLC; 2026-08-07 to current/open; source msha-controller-operator-history