Kiewit Mining Group operator
Controlled by
Kiewit Peter Sons' Inc
MSHA operator ID: 0053919
- Fatalities
- 0
- Total incidents
- 77
- Mines on record
- 4
- Years on record
- 2005–2026
Compliance record
MSHA citations since 2004
443
citations
76
significant & substantial
$271,327
proposed penalties
$219,302
paid to date
81% of proposed penalties paid to date, a $52,025 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2004
118
inspections on record
8,601
inspection hours
5.2
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.443 citations across 8,601 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.$271K
proposed penalties
$219K
current assessed
$219K
paid to date
$0
outstanding
439 assessments are final orders; 33 contested dockets.
As of the most recent assessment on 2025-01-02.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
Top causes
- HANDLING OF MATERIALS 27 non-fatal
- SLIP OR FALL OF PERSON 17 non-fatal
- POWERED HAULAGE 13 non-fatal
- HANDTOOLS (NONPOWERED) 7 non-fatal
- MACHINERY 5 non-fatal
- FIRE 3 non-fatal
Incident timeline
2026
1
2025
1
2019
3
2018
4
2016
2
2015
4
2014
5
2013
10
2012
5
2011
17
2010
3
2009
6
2008
4
2007
3
2006
5
2005
4
Mines on record
- Grindstone TX
- San Miguel Lignite Mine TX
- Calvert Mine TX
- Buckskin Mine WY
Watch this operator
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For insurers, brokers, and safety consultants
The full compliance file on Kiewit Mining Group
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.