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Mathy Construction Company controller

MSHA controller ID: M00893

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Email me when a new MSHA incident is filed at any mine Mathy Construction Company controls.

Fatalities
1
Total incidents
521
Mines on record
71
Years on record
1983–2026
Compliance record
MSHA citations since 2000
757
citations
80
significant & substantial
$98,064
proposed penalties
$90,912
paid to date
93% of proposed penalties paid to date, a $7,152 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
1,756
inspections on record
16,847
inspection hours
4.5
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.
757 citations across 16,847 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.
$98K
proposed penalties
$92K
current assessed
$91K
paid to date
$1K
outstanding
739 assessments are final orders; 39 contested dockets.
As of the most recent assessment on 2026-05-14.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.

Top causes

Incident timeline

2026
6
2025
13
2024
7
2023
10
2022
8
2021
7
2020
4
2019
6
2018
5
2017
8
2016
5
2015
6
2014
5
2013
9
2012
5
2011
7
2010
8
2009
4
2008
1
2007
4
2006
11
2005
26
2004
13
2003
15
2002
15
2001
29
2000
25
1999
39
1998
18
1997
20
1996
12
1995
13
1994
16
1993
14
1992
26
1991
22
1990
41
1989
21
1988
10 (1f)
1987
4
1986
2
1983
1

Operators under this controller

Mines on record

Fatalities under this controller

1 recorded
August 20, 1988 WI · Metal/Non-Metal backhoe operator, trackhoe operator Fatality · MACHINERY
Milestone Materials Div/Mathy Construction Co · Caught in, under or between running or meshing objects

VICTIM WENT INTO AREA OF DISCHARGE CONVEYORS TAIL ROLLER UNDERNEATH BREAKER AT PRIMARY CRUSHER.CONVEYOR BELT CAME TO COMPLETE STOP AT WHICH TIME BREAKER OPERATOR AND LOADER OPERATOR PROCEEDED TO INSPECT ABOVE NOTED AREA.DISCOVERED I.NAME ENTANGLED IN HOLD-DOWN ROLLER,TAIL ROLLER AND ON TOP OF CONVEYOR BELT.

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The full compliance file on Mathy Construction 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.

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