Idaho Materials and Construction operator
Controlled by
CRH PLC
MSHA operator ID: L17959
- Fatalities
- 0
- Total incidents
- 20
- Mines on record
- 7
- Years on record
- 2001–2026
Compliance record
MSHA citations since 2001
204
citations
25
significant & substantial
$29,308
proposed penalties
$28,953
paid to date
99% of proposed penalties paid to date, a $355 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
286
inspections on record
2,736
inspection hours
7.5
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.204 citations across 2,736 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.$29K
proposed penalties
$29K
current assessed
$29K
paid to date
$0
outstanding
201 assessments are final orders; 7 contested dockets.
As of the most recent assessment on 2026-03-24.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
Top causes
- HANDTOOLS (NONPOWERED) 5 non-fatal
- HANDLING OF MATERIALS 4 non-fatal
- POWERED HAULAGE 4 non-fatal
- MACHINERY 3 non-fatal
- SLIP OR FALL OF PERSON 2 non-fatal
- OTHER 1 non-fatal
Incident timeline
2026
1
2025
2
2024
1
2022
1
2021
2
2018
1
2017
1
2016
2
2015
2
2011
1
2008
1
2007
1
2003
2
2002
1
2001
1
Mines on record
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The full compliance file on Idaho Materials and Construction
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.