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Portable NDA Metal/Non-Metal

Tri-City Aggregates Inc · Surface

Controlled by Genoak Materials Inc

Brown City, Lapeer County, MI · Abandoned

MSHA Mine ID: 2002908

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Fatalities: 0
Total incidents: 2
Years on record: 2000–2010
Latest incident: Mar 2010

Compliance record

MSHA citations since 2008

citations

significant & substantial

$1,093

proposed penalties

$1,093

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	Per 1M hrs
2022 Q4	1,158	0	0.0
2022 Q3	2,136	0	0.0
2022 Q2	167	0	0.0
2020 Q3	640	0	0.0
2020 Q2	708	1	1412.4
2020 Q1	3	0	0.0
2019 Q4	724	0	0.0
2019 Q3	2,075	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

2010 · 1 incident

March 9, 2010 MI · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator SLIP OR FALL OF PERSON

Tri-City Aggregates Inc · Over-exertion (Not Elsewhere Classified)

Left knee twisted when foot slipped on top of battery box during maintenance inspection.

2000 · 1 incident

June 27, 2000 MI · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator HANDLING OF MATERIALS

Construction Materials Inc · Struck by... (Not Elsewhere Classified)

INSTALLING NEW BELT ON NEW CONVEYER INSTALLATION. WAS PULLING BELT OFF ROLL ONTO CONVEYER WITH NYLON ROPE AND LOADER. PLATE PULLED FREE OF BELT, STRUCK INJURED IN FACE, RESULTING IN CONTUSIONS AND FRACTURED C-4 VERTEBRA.