# Relationship history for MSHA mine 4103518

Current hierarchy: **Dos Rios Partners, LP; Dos Rios Partners - A, LP; Main Street Equity Int → Salado Operations → Salado Operations, Lometa**

- 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:** Tsp (Texas Stone Products) → Salado Operations, Lometa; 1988-03-01 to 2003-04-30; source msha-controller-operator-history
- **controller_controls_mine:** Steven  Baxter → Salado Operations, Lometa; 1988-03-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Steven  Baxter → Tsp (Texas Stone Products); 1988-03-01 to 2003-04-30; source msha-controller-operator-history
- **operator_operates_mine:** 1845 Texas Stone Products, Inc. → Salado Operations, Lometa; 2003-05-01 to 2011-05-26; source msha-controller-operator-history
- **controller_controls_mine:** Byron  Davis → Salado Operations, Lometa; 2003-05-01 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Byron  Davis → 1845 Texas Stone Products, Inc.; 2003-05-01 to 2011-05-26; source msha-controller-operator-history
- **controller_controls_mine:** RLF Salado Properties LLC → Salado Operations, Lometa; 2006-03-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** RLF Salado Quarries, LLC → Salado Operations, Lometa; 2011-05-27 to 2016-07-21; source msha-controller-operator-history
- **controller_controls_operator:** RLF Salado Properties LLC → RLF Salado Quarries, LLC; 2011-05-27 to 2016-07-21; source msha-controller-operator-history
- **operator_operates_mine:** Salado Operations → Salado Operations, Lometa; 2016-07-22 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Wayne  Patterson → Salado Operations, Lometa; 2016-07-22 to 2021-03-21; source msha-controller-operator-history
- **controller_controls_operator:** Wayne  Patterson → Salado Operations; 2016-07-22 to 2021-03-21; source msha-controller-operator-history
- **controller_controls_mine:** Dos Rios Partners, LP et al → Salado Operations, Lometa; 2021-03-22 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Dos Rios Partners, LP et al → Salado Operations; 2021-03-22 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Dos Rios Partners - A, LP et al → Salado Operations; 2021-03-22 to current/open; source msha-controller-operator-history
- **controller_controls_operator:** Main Street Equity Interests Inc et al → Salado Operations; 2021-03-22 to current/open; source msha-controller-operator-history