Keestrack Frontier Screen Metal/Non-Metal
NLS Asphalt, Inc.
· Surface
Controlled by
National Lime & Stone Co.
Vanlue,
Hancock County,
OH
·
Temporarily Idled
MSHA Mine ID: 3304775
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- Fatalities
- 0
- Total incidents
- 0
- Years on record
- —
- Latest incident
- —
Compliance record
MSHA citations since 2022
3
citations
0
significant & substantial
$435
proposed penalties
$133
paid to date
Source: MSHA violations data, updated weekly.
Quarterly safety rates
Citations per million employee-hours, as reported to MSHA
| Quarter | Hours worked | Citations | S&S | Per 1M hrs |
|---|---|---|---|---|
| 2025 Q4 | 20 | 2 | 0 | 100000.0 |
| 2025 Q3 | 474 | 0 | 0 | 0.0 |
| 2024 Q4 | 60 | 0 | 0 | 0.0 |
| 2022 Q3 | 60 | 1 | 0 | 16666.7 |
| 2022 Q2 | 0 | 0 | 0 |
Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.
No reportable incidents on file.
MSHA has no recorded reportable accidents for this mine in the current dataset. New reports appear here within a week of being filed.