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Hassayampa Plant #46 Metal/Non-Metal

Martin Marietta Arizona, LLC · Surface

Controlled by Martin Marietta Materials Inc

BUCKEY, Maricopa County, AZ · Active

MSHA Mine ID: 0202679

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Email me when a new MSHA incident is filed at Hassayampa Plant #46.

Fatalities: 0
Total incidents: 2
Years on record: 2000–2004
Latest incident: May 2004

Compliance record

MSHA citations since 2001

citations

significant & substantial

$11,658

proposed penalties

$11,256

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	1,949	0	0	0.0
2025 Q3	1,806	0	0	0.0
2025 Q2	2,325	0	0	0.0
2025 Q1	2,193	0	0	0.0
2024 Q3	2,389	0	0	0.0
2024 Q2	2,756	0	0	0.0
2022 Q4	2,673	0	0	0.0
2022 Q3	2,805	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

2004 · 1 incident

May 18, 2004 AZ · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS

Hanson Aggregates Arizona, Inc · Struck against stationary object

WHILE THE EE WAS MOVING GADING MATERIAL & LOST HIS BALANCE & STRUCK ANOTHER PIECE OF GRADING MATERIAL CUTTING HIS ELBOW

2000 · 1 incident

July 27, 2000 AZ · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS

Pioneer Concrete Of Arizona Inc · Over-exertion (Not Elsewhere Classified)

EE AND COWORKER WERE CHANGING SCREENS AND LIFTED SCREEN OVER A RAIL. EE TOLD COWORKER TO LET GO OF SCREEN AND WHEN IT DROPPED EE WRENCHED HIS BACK.