Mining Incidents

Tower Rock Stone Company operator

Controlled by Jay E Luhr; Michael Luhr
MSHA operator ID: L12743
Fatalities
1
Total incidents
411
Mines on record
2
Years on record
1983–2026
Compliance record
MSHA citations since 2000
682
citations
127
significant & substantial
$236,846
proposed penalties
$220,315
paid to date
93% of proposed penalties paid to date, a $16,531 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
141
inspections on record
6,308
inspection hours
10.8
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.
682 citations across 6,308 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.
$237K
proposed penalties
$230K
current assessed
$220K
paid to date
$10K
outstanding
667 assessments are final orders; 11 contested dockets.
As of the most recent assessment on 2026-03-04.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.

Top causes

Incident timeline

2026
1
2025
3 (1f)
2024
10
2023
6
2022
4
2021
6
2020
7
2019
3
2018
3
2017
3
2016
2
2015
8
2014
3
2013
5
2012
1
2011
7
2010
5
2009
5
2008
18
2007
31
2006
13
2005
4
2004
3
2002
6
2001
5
2000
10
1999
11
1998
13
1997
14
1996
26
1995
25
1994
22
1993
11
1992
9
1991
8
1990
14
1989
7
1988
14
1987
9
1986
23
1985
16
1984
12
1983
5

Mines on record

Fatalities under this operator

1 recorded
September 13, 2025 MO · Metal/Non-Metal electrician, lineman Fatality · ELECTRICAL
Tower Rock Stone Company · Contact with electrical current

Miner was on first floor of "New Office" working on a ladder changing a light. Miners co-worker went to basement to retrieve another new light. Co-worker heard a thump and a bang on the ceiling. Co-worker found miner sitting slumped on the floor unresponsive. Started CPR, called 911, deployed AED but the miner could never be revived.

Watch this operator

Email me when a new MSHA incident is filed at any Tower Rock Stone Company mine.

For insurers, brokers, and safety consultants

The full compliance file on Tower Rock Stone 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.