Key Takeaway

El Oso is a active surface mine producing Stone, located in Fredericksburg, Gillespie County, TX. It has 129 violations on record (30 S&S) and $23K in proposed penalties. Operated by Ramirez Stone & Masonry LLC.

El Oso

Active Surface Stone

Operator: Ramirez Stone & Masonry LLC

Controller: Melva Salinas; Edgar Ramirez

Location: Fredericksburg, Gillespie County, TX

Employees: 8

129
Violations
30
S&S Violations
1
Accidents
$23K
Penalties

Recent Violations

View all 129 →
Date Section S&S Negligence Penalty
02/13/2026 50.30(a) Non-S&S HighNegligence $0
02/12/2026 56.14100(b) S&S ModNegligence $0
02/12/2026 56.18010 Non-S&S ModNegligence $0
08/26/2025 56.12023 Non-S&S ModNegligence $151
08/26/2025 56.4402 Non-S&S ModNegligence $151
08/26/2025 56.20013 Non-S&S ModNegligence $151
08/26/2025 56.14206(b) Non-S&S ModNegligence $151
08/26/2025 56.14207 Non-S&S ModNegligence $151
08/26/2025 56.14130(i) S&S ModNegligence $398
08/26/2025 56.14100(b) Non-S&S ModNegligence $151
08/26/2025 56.14107(a) Non-S&S ModNegligence $151
08/26/2025 47.44(a) Non-S&S ModNegligence $151
08/26/2025 56.18012 Non-S&S ModNegligence $151
08/26/2025 56.15001 Non-S&S ModNegligence $151
08/26/2025 56.4330(a) Non-S&S ModNegligence $151
08/26/2025 56.18014 Non-S&S ModNegligence $151
08/26/2025 56.20003(a) Non-S&S ModNegligence $151
12/17/2024 50.30(a) Non-S&S HighNegligence $177
08/26/2024 56.14132(b)(1) Non-S&S $0
08/26/2024 50.30(a) Non-S&S $0

Accidents & Injuries

View all 1 →
Date Classification Injury Days Lost
07/08/2010 HANDLING OF MATERIALS DAYS AWAY FROM WORK ONLY 6d lost

Inspections

View all 77 →
Begin End Hours Inspectors
02/23/2026 02/23/2026 4.50 1
02/12/2026 02/13/2026 18.00 1
09/23/2025 09/24/2025 4.00 1
09/10/2025 09/10/2025 9.25 1
08/26/2025 08/26/2025 14.50 1
08/07/2025 08/07/2025 11.00 1
12/17/2024 12/17/2024 4.50 1
10/22/2024 10/28/2024 4.50 1
08/26/2024 09/03/2024 6.50 1
08/06/2024 08/07/2024 13.25 1

Mine Details

MSHA Mine ID4104203
Mine TypeSurface
StatusActive
CommodityStone
SIC DescriptionDimension Stone NEC
Employees8
Days/Week5.0
Hours/Shift8.0
Coordinates30.1380560, -98.9636110
Nearest TownFredericksburg

Frequently Asked Questions

How many MSHA violations does El Oso have?

El Oso has 129 MSHA violations on record, of which 30 are classified as Significant & Substantial (S&S). Total proposed penalties amount to $23K.

What type of mine is El Oso?

El Oso is a Surface mine producing Stone, located in Fredericksburg, Gillespie County, TX. It currently has 8 employees.

Has anyone been injured or killed at El Oso?

According to MSHA records, El Oso has 1 reported accident/injury records and 0 fatalities on file.

Who operates El Oso?

El Oso is operated by Ramirez Stone & Masonry LLC and controlled by Melva Salinas; Edgar Ramirez. MSHA Mine ID: 4104203.