IN Limestone Co operator
Controlled by
Polycor Inc
MSHA operator ID: 0134433
- Fatalities
- 0
- Total incidents
- 31
- Mines on record
- 5
- Years on record
- 2014–2025
Compliance record
MSHA citations since 2014
214
citations
68
significant & substantial
$80,459
proposed penalties
$75,077
paid to date
93% of proposed penalties paid to date, a $5,382 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2014
152
inspections on record
2,815
inspection hours
7.6
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.214 citations across 2,815 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.$80K
proposed penalties
$76K
current assessed
$75K
paid to date
$464
outstanding
212 assessments are final orders; 2 contested dockets.
As of the most recent assessment on 2026-02-18.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
Top causes
- HANDLING OF MATERIALS 11 non-fatal
- DISORDERS (REPEATED TRAUMA) 8 non-fatal
- SLIP OR FALL OF PERSON 5 non-fatal
- HANDTOOLS (NONPOWERED) 2 non-fatal
- MACHINERY 2 non-fatal
- OTHER 2 non-fatal
Incident timeline
2025
5
2023
3
2021
1
2020
1
2019
4
2018
2
2017
6
2016
2
2015
5
2014
2
Mines on record
- Adams Quarry IN
- Empire Quarry IN
- Eureka Underground IN
- Victor Underground IN
- Central Quarry IN
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For insurers, brokers, and safety consultants
The full compliance file on IN Limestone Co
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.