Mining Incidents

Ridgeview Metal/Non-Metal

Kafka Granite LLC · Facility
Mosinee, Marathon County, WI  ·  Active
MSHA Mine ID: 4702842

Ridgeview has $55K in proposed MSHA penalties and $0 outstanding across 3 contested dockets, plus health sampling and the full incident record.

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Fatalities
0
Total incidents
8
Years on record
1989–2018
Latest incident
Sep 2018
Compliance record
MSHA citations since 2000
223
citations
42
significant & substantial
$54,560
proposed penalties
$50,306
paid to date
92% of proposed penalties paid to date, a $4,254 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
78
inspections on record
1,327
inspection hours
16.8
citations per 100 inspection hours
This rate is recorded citations divided by MSHA inspection hours, per 100 hours. It reflects inspection effort, not mine size or production.
223 citations across 1,327 inspection hours.
Source: MSHA inspections data, updated weekly.

Ridgeview has $55K in proposed MSHA penalties and $0 outstanding across 3 contested dockets.

Penalty disposition
Differences between proposed and paid penalties reflect both settlements and conference reductions and amounts still owed. Outstanding is the balance currently owed.
$55K
proposed penalties
$50K
current assessed
$50K
paid to date
$0
outstanding
221 assessments are final orders; 3 contested dockets.
As of the most recent assessment on 2026-01-07.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
Quarterly safety rates
Citations per million reported employee-hours. Rates begin in 2000, when MSHA's quarterly employment data starts; earlier incidents are counted but cannot be rate-adjusted. Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.
Citations per million employee-hours, as reported to MSHA
Quarter Hours worked Citations S&S Per 1M hrs
2025 Q4 4,493 0 0 0.0
2025 Q3 5,573 5 0 897.2
2025 Q2 5,186 0 0 0.0
2025 Q1 4,259 0 0 0.0
2024 Q4 4,718 9 1 1907.6
2024 Q3 5,332 0 0 0.0
2024 Q2 5,059 4 1 790.7
2024 Q1 4,422 0 0 0.0
Show 96 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q4 5,382 2 2 371.6
2023 Q3 9,720 0 0 0.0
2023 Q2 4,661 0 0 0.0
2023 Q1 3,978 1 0 251.4
2022 Q4 4,038 0 0 0.0
2022 Q3 8,782 3 0 341.6
2022 Q2 4,763 0 0 0.0
2022 Q1 4,581 0 0 0.0
2021 Q4 4,832 2 0 413.9
2021 Q3 5,730 4 1 698.1
2021 Q2 4,976 0 0 0.0
2021 Q1 3,916 6 0 1532.2
2020 Q4 4,979 0 0 0.0
2020 Q3 5,478 3 0 547.6
2020 Q2 5,919 15 4 2534.2
2020 Q1 4,472 0 0 0.0
2019 Q4 4,950 0 0 0.0
2019 Q3 5,692 6 0 1054.1
2019 Q2 5,257 0 0 0.0
2019 Q1 3,989 0 0 0.0
2018 Q4 3,886 5 1 1286.7
2018 Q3 4,679 6 2 1282.3
2018 Q2 4,321 0 0 0.0
2018 Q1 4,211 2 0 474.9
2017 Q4 5,167 0 0 0.0
2017 Q3 5,744 0 0 0.0
2017 Q2 7,852 1 0 127.4
2017 Q1 4,892 6 1 1226.5
2016 Q4 6,595 0 0 0.0
2016 Q3 7,385 10 3 1354.1
2016 Q2 7,617 7 2 919.0
2016 Q1 5,597 12 3 2144.0
2015 Q4 8,068 0 0 0.0
2015 Q3 10,201 4 0 392.1
2015 Q2 5,562 21 3 3775.6
2015 Q1 5,765 0 0 0.0
2014 Q4 6,241 0 0 0.0
2014 Q3 8,210 3 0 365.4
2014 Q2 8,291 0 0 0.0
2014 Q1 6,970 0 0 0.0
2013 Q4 5,824 0 0 0.0
2013 Q3 7,660 0 0 0.0
2013 Q2 316 0 0 0.0
2013 Q1 5,090 0 0 0.0
2012 Q4 4,839 0 0 0.0
2012 Q3 5,816 3 0 515.8
2012 Q2 6,056 0 0 0.0
2012 Q1 4,583 1 0 218.2
2011 Q4 5,851 0 0 0.0
2011 Q3 6,474 0 0 0.0
2011 Q2 6,335 0 0 0.0
2011 Q1 4,083 0 0 0.0
2010 Q4 4,256 5 3 1174.8
2010 Q3 4,637 3 1 647.0
2010 Q2 4,684 0 0 0.0
2010 Q1 2,941 6 2 2040.1
2009 Q4 4,329 0 0 0.0
2009 Q3 4,968 0 0 0.0
2009 Q2 6,279 0 0 0.0
2009 Q1 3,387 7 0 2066.7
2008 Q4 3,815 0 0 0.0
2008 Q3 3,834 1 0 260.8
2008 Q2 4,674 0 0 0.0
2008 Q1 3,113 4 0 1284.9
2007 Q4 3,616 0 0 0.0
2007 Q3 3,525 0 0 0.0
2007 Q2 4,518 3 1 664.0
2007 Q1 3,449 0 0 0.0
2006 Q4 2,339 9 1 3847.8
2006 Q3 2,617 0 0 0.0
2006 Q2 3,877 0 0 0.0
2006 Q1 3,148 0 0 0.0
2005 Q4 3,949 3 0 759.7
2005 Q3 4,126 0 0 0.0
2005 Q2 4,796 0 0 0.0
2005 Q1 4,156 0 0 0.0
2004 Q4 4,826 0 0 0.0
2004 Q3 5,354 8 3 1494.2
2004 Q2 4,982 0 0 0.0
2004 Q1 2,982 0 0 0.0
2003 Q4 3,824 0 0 0.0
2003 Q3 3,765 0 0 0.0
2003 Q2 3,701 0 0 0.0
2003 Q1 2,788 3 0 1076.0
2002 Q4 3,767 0 0 0.0
2002 Q3 3,858 0 0 0.0
2002 Q2 4,359 0 0 0.0
2002 Q1 4,287 0 0 0.0
2001 Q4 4,572 3 1 656.2
2001 Q3 5,247 11 2 2096.4
2001 Q2 4,950 0 0 0.0
2001 Q1 3,292 0 0 0.0
2000 Q4 3,252 6 3 1845.0
2000 Q3 4,426 2 0 451.9
2000 Q2 2,926 1 0 341.8
2000 Q1 4,199 4 0 952.6
No fatalities recorded at this mine.

Reportable incidents

8 on file

2018 · 1 incident

September 25, 2018 WI · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver FALLING/SLIDING/ROLLING MATERIALS
Kafka Granite LLC · Struck by falling object

Trailer gate was chained open to the right side of trailer. Employee was standing behind trailer washing trailer out. Chain holding trailer gate gave way and swung down striking employee's right ankle and foot.

2017 · 1 incident

March 20, 2017 WI · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
Kafka Granite LLC · Over-exertion in lifting objects

Employee was lifting 50 lb totes off conveyor onto pallets, twisted to set tote on pallet, strain of lower back. Was working with 3 other employees did not mention that ee strained lower back, waited 3 days to come in and file out paperwork of injury.

2004 · 1 incident

February 25, 2004 WI · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Kafka Granite LLC · Fall onto or against objects

EE WAS GOING TO A PARTS BUILDING TO RETRIEVE A PART. SAID HE WAS RUNNING AND SLIPPED ON ICY AREA AND FELL AGAINST A BOBCAT BUCKET TWISTING HIS LEG.

2003 · 3 incidents

October 25, 2003 WI · Metal/Non-Metal outside foreman, leadman SLIP OR FALL OF PERSON
Kafka Granite LLC · Fall onto or against objects

He was welding a plate in a hopper (hopper was off machine and on the ground) when he tripped and hit his lip on a piece of metal on the ground.

September 12, 2003 WI · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer MACHINERY
Kafka Granite LLC · Struck by flying object

Employee was grinding metal when a piece of metal flew into his eye. He was wearing eye glasses.

February 17, 2003 WI · Metal/Non-Metal truck driver MACHINERY
Kafka Granite LLC · Flash burns (welding)

ANOTHER EMPLOYEE WAS WELDING ON A PIECE OF EQUIPMENT WHEN INJURED WAS EXPOSED TO THE FLASH FROM WELDER ELECTRODE.

2002 · 1 incident

January 25, 2002 WI · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer HANDLING OF MATERIALS
Kafka Granite LLC · Struck by falling object

EMPLOYEE WAS INSTALLING A RETURN ROLLER WHEN IT FELL APPROX 3" PINCHING HIS LEFT ARM CAUSING A SMALL PUNCTURE REQUIRING 3 STITCHES.

1989 · 1 incident

November 6, 1989 WI · Metal/Non-Metal outside foreman, leadman MACHINERY
Kafka Granite LLC · Struck by flying object

SLAG SPECK FLEW INTO LEFT EYE WHILE GRINDING STEEL.

For insurers, brokers, and safety consultants

The full compliance file on Ridgeview

A dated report covering the 26-year penalty trail, line-item violation pattern, contest and docket posture, rate-normalized peer benchmark, and full fatality history. Delivered as a PDF with the underlying data as CSV.