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Hockley Plant Metal/Non-Metal

Alleyton Resource Company, LLC. · Surface

Controlled by Summit Materials LLC

Hockley, Harris County, TX · Active

MSHA Mine ID: 4103491

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Email me when a new MSHA incident is filed at Hockley Plant.

Fatalities: 1
Total incidents: 2
Years on record: 2012–2023
Latest incident: Jun 2023

Compliance record

MSHA citations since 2000

citations

significant & substantial

$43,606

proposed penalties

$25,402

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	3,078	1	0	324.9
2025 Q3	2,366	0	0	0.0
2025 Q2	3,067	2	0	652.1
2024 Q4	3,068	0	0	0.0
2024 Q3	3,078	5	1	1624.4
2024 Q2	2,657	0	0	0.0
2024 Q1	2,749	5	1	1818.8
2023 Q4	2,115	0	0	0.0

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

Fatalities at this mine

1 recorded

June 1, 2023 TX · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver Fatality · MACHINERY

Alleyton Resource Company, LLC. · Struck by rolling or sliding object

An outside truck driver came onto this site to get loaded where the driver then parked their truck and was out of view from out scale house. Driver began to work on the back of the truck where the air bag blew out from under the truck and hit the driver in the head. Driver was not our employee, nor was the driver supposed to be working on their truck.

Reportable incidents

1 on file (excluding fatalities above)

2012 · 1 incident

August 13, 2012 TX · Metal/Non-Metal ledgeman/hand, quarry man SLIP OR FALL OF PERSON

Hallett Materials · Fall to the walkway or working surface

Employee was exiting a Jonboat, when he stepped out of the boat his foot sank in the mud and lost his balance, fell and sprained his back.