# Relationship history for MSHA mine 4104881

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

- 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

- **controller_controls_mine:** Byron  Davis → Salado Operations, San Saba; 2003-05-01 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** RLF Salado Properties LLC → Salado Operations, San Saba; 2006-03-01 to current/open; source msha-controller-operator-history
- **operator_operates_mine:** 1845 Texas Stone Products Incorporated → Salado Operations, San Saba; 2011-05-03 to 2011-05-26; source msha-controller-operator-history
- **controller_controls_operator:** Byron  Davis → 1845 Texas Stone Products Incorporated; 2011-05-03 to 2011-05-26; source msha-controller-operator-history
- **operator_operates_mine:** RLF Salado Quarries LLC → Salado Operations, San Saba; 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, San Saba; 2016-07-22 to current/open; source msha-controller-operator-history
- **controller_controls_mine:** Wayne  Patterson → Salado Operations, San Saba; 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:** Main Street Equity Interests Inc et al → Salado Operations, San Saba; 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
- **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:** Dos Rios Partners, LP et al → Salado Operations; 2021-03-22 to current/open; source msha-controller-operator-history