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MN Portable #6 Metal/Non-Metal

Barton Sand & Gravel Co · Surface

Controlled by Martin Marietta Materials Inc

Milaca, Mille Lacs County, MN · Intermittent

MSHA Mine ID: 2103120

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Email me when a new MSHA incident is filed at MN Portable #6.

Fatalities: 0
Total incidents: 5
Years on record: 2005–2013
Latest incident: Apr 2013

Compliance record

MSHA citations since 2001

citations

significant & substantial

$1,304

proposed penalties

$1,304

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
2025 Q4	0	0
2025 Q3	0	1
2022 Q2	140	0	0.0
2021 Q3	0	0
2019 Q1	0	0
2018 Q4	0	0
2018 Q3	0	0
2017 Q4	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

5 on file

2013 · 1 incident

April 1, 2013 MN · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator DISORDERS (REPEATED TRAUMA)

Barton Sand & Gravel Co · (Not Elsewhere Classified)

Recordable hearing loss discovered during annual audiogram.

2010 · 1 incident

November 16, 2010 MN · Metal/Non-Metal outside foreman, leadman SLIP OR FALL OF PERSON

Barton Sand & Gravel Co · Fall to the walkway or working surface

Miner tripped on top step of stairs leading into generator trailer, he put out his hands to catch himself and broke his left wrist when his hand contacted the floor.

2007 · 1 incident

May 30, 2007 MN · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)

Barton Sand & Gravel Co · Struck by flying object

Miner was hammering on a bucket on a dragline bucket, when a piece if iron broke off striking him on the chin.

2005 · 2 incidents

June 27, 2005 MN · Metal/Non-Metal outside foreman, leadman HANDLING OF MATERIALS

Barton Sand & Gravel Co · Caught in, under or between a moving and a stationary object

EE was entering a module control tower when the door pinched his middle finger on right hand stitches were required.

March 15, 2005 MN · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator DISORDERS (REPEATED TRAUMA)

Barton Sand & Gravel Co · (Not Elsewhere Classified)

Hearing loss recorded on his annual hearing test.