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America #1 Metal/Non-Metal

SOLID ROCK CRUSHING, LLC · Surface

Controlled by Matthew Hansen; Sonny Heittola

Florence, Williamson County, TX · Active

MSHA Mine ID: 4105421

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Fatalities: 0
Total incidents: 1
Years on record: 2024
Latest incident: Feb 2024

Compliance record

MSHA citations since 2019

citations

significant & substantial

$18,125

proposed penalties

$18,125

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	2,408	6	1	2491.7
2025 Q3	2,430	0	0	0.0
2025 Q2	1,781	5	2	2807.4
2025 Q1	2,773	1	1	360.6
2024 Q4	1,822	0	0	0.0
2024 Q3	2,290	5	1	2183.4
2024 Q2	2,308	0	0	0.0
2024 Q1	1,578	5	0	3168.6

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

No fatalities recorded at this mine.

Reportable incidents

1 on file

2024 · 1 incident

February 13, 2024 TX · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator HANDLING OF MATERIALS

SOLID ROCK CRUSHING, LLC · Struck by falling object

IN LOTO status, EE #1 was removing the motor box cap from the conveyor 10-12 ft above ground. Two others were on the ground observing EE #1. EE #1 dropped a bolt from above and EE #2 stepped into work area to retrieve the bolt. The cap dropped just as EE #23 was exiting the area and was struck by cap on their left hand/wrist. EE #2 was wearing a hard hat.