Mining Incidents

Cemstone Products Company operator

MSHA operator ID: L03288
Fatalities
2
Total incidents
10
Mines on record
5
Years on record
1998–2023
Compliance record
MSHA citations since 2000
208
citations
39
significant & substantial
$33,544
proposed penalties
$33,409
paid to date
100% of proposed penalties paid to date, a $135 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
227
inspections on record
2,478
inspection hours
8.4
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.
208 citations across 2,478 inspection hours.
Source: MSHA inspections data, updated weekly.
Penalty disposition
Differences between proposed and paid penalties reflect both settlements and conference reductions and amounts still owed. Outstanding is the balance currently owed.
$34K
proposed penalties
$33K
current assessed
$33K
paid to date
$0
outstanding
205 assessments are final orders; 2 contested dockets.
As of the most recent assessment on 2026-03-10.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.

Top causes

Incident timeline

2023
1 (1f)
2019
1
2018
1
2016
1
2008
1
2007
1
2006
1 (1f)
1998
3

Mines on record

Fatalities under this operator

2 recorded
August 24, 2023 MN · Metal/Non-Metal outside foreman, leadman Fatality · MACHINERY
Cemstone Products Company · Caught in, under or between a moving and a stationary object

While attempting to lower feed box on wash plant employee was trapped between feed box and hand railing causing fatal injuries to employee.

October 4, 2006 MN · Metal/Non-Metal crane operator, mobile equipment operator (meo), dragline operator, dropball operator, rigger Fatality · FALLING/SLIDING/ROLLING MATERIALS
Cemstone Products Co · Caught in, under or between a moving and a stationary object

Worker was preparing to remove a transmission from a machine. The operator's cab had to be removed prior to removal of transmission. Some or all of the fastners holding the cab were removed. Cab tipped pinning worker between cab, lower deck and hand rail.

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The full compliance file on Cemstone Products Company

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.