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211 QUARRY Metal/Non-Metal

Martin Marietta Materials Southwest LLC · Surface

Controlled by Martin Marietta Materials Inc

San Antonio, Bexar County, TX · Active

MSHA Mine ID: 4103829

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Email me when a new MSHA incident is filed at 211 QUARRY.

Fatalities: 0
Total incidents: 2
Years on record: 2004–2016
Latest incident: Dec 2016

Compliance record

MSHA citations since 2001

citations

significant & substantial

$8,457

proposed penalties

$8,260

paid to date

Source: MSHA violations data, updated weekly.

Quarterly safety rates

Citations per million employee-hours, as reported to MSHA

Quarter	Hours worked	Citations	S&S	Per 1M hrs
2025 Q4	2,318	0	0	0.0
2025 Q3	408	0	0	0.0
2025 Q2	5,124	0	0	0.0
2025 Q1	4,652	0	0	0.0
2024 Q3	448	0	0	0.0
2024 Q1	4,917	0	0	0.0
2023 Q3	5,944	0	0	0.0
2023 Q2	6,293	0	0	0.0

Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.

No fatalities recorded at this mine.

Reportable incidents

2 on file

2016 · 1 incident

December 17, 2016 TX · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS

Martin Marietta Materials Southwest LLC · Struck against stationary object

Employee reached under a plywood sheet and made contact with a circular saw blade to little finger. Employee received 7 stitches to finger.

2004 · 1 incident

September 9, 2004 TX · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator MACHINERY

Martin Marietta Materials Southwest Ltd · Struck by flying object

As employee was shoveling material near a conveyor belt a rock flew out of the feed chute and hit the employee in the back of the left side of his head, causing a laceration.