Portable #100 Metal/Non-Metal
Western Construction Inc.
· Surface
Controlled by
Tom E Lien Jr
Rapid City,
Pennington County,
SD
·
Active
MSHA Mine ID: 3901539
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Email me when a new MSHA incident is filed at Portable #100.
- Fatalities
- 0
- Total incidents
- 0
- Years on record
- —
- Latest incident
- —
Compliance record
MSHA citations since 2009
63
citations
12
significant & substantial
$12,355
proposed penalties
$12,355
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 | 4,782 | 0 | 0 | 0.0 |
| 2025 Q3 | 5,351 | 2 | 0 | 373.8 |
| 2025 Q2 | 3,444 | 0 | 0 | 0.0 |
| 2025 Q1 | 3,419 | 5 | 0 | 1462.4 |
| 2024 Q4 | 3,979 | 0 | 0 | 0.0 |
| 2024 Q3 | 4,772 | 3 | 0 | 628.7 |
| 2024 Q2 | 4,390 | 0 | 0 | 0.0 |
| 2024 Q1 | 4,017 | 0 | 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.