Troy Gravel Metal/Non-Metal

Martin Marietta Materials, Inc. · Surface

Controlled by Martin Marietta Materials Inc

Troy, Miami County, OH · Active

MSHA Mine ID: 3301678

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Compliance record

MSHA citations since 2000

citations

significant & substantial

$2,254

proposed penalties

$2,138

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	2,264	0	0	0.0
2025 Q2	2,173	0	0	0.0
2025 Q1	452	0	0	0.0
2024 Q4	2,757	0	0	0.0
2024 Q2	467	0	0	0.0
2024 Q1	2,376	0	0	0.0
2023 Q4	2,200	0	0	0.0
2023 Q3	2,761	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.

3 on file

April 30, 2018 OH · Metal/Non-Metal barge/boat/dredge/towbarge/towboat/leach operator, riverman, deck hand HANDTOOLS (NONPOWERED)

Martin Marietta Materials, Inc. · Struck by flying object

Socket hit miner in left knee while tightening ring on rubber sleeve.

June 21, 2001 OH · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator MACHINERY

Martin Marietta Aggregates · Struck by... (Not Elsewhere Classified)

PULLING DREDGE TO SHORE, SHORE LINE CABLE HIT EEON KNEE.

May 11, 2001 OH · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON

Martin Marietta Aggregates · Over-exertion (Not Elsewhere Classified)

EMPLOYEE STEPPED OUT OF BUCKET TRUCK AND TWISTEDRIGHT ANKLE. AREA WHERE FOOT PLACED WAS UN-LEVEL.