Portable Unit: 3 MSHA citations Metal/Non-Metal
Orrin A. Holen Construction, Inc.
· Surface
Controlled by
Jay Holen; Scott Holen
MSHA Mine ID: 3200575
Portable Unit has no reportable incidents on file with MSHA. MSHA has proposed $459 in penalties since 2000.
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- Fatalities
- 0
- Total incidents
- 0
- Years on record
- —
- Latest incident
- —
Compliance record
MSHA citations since 2000
3
citations
1
significant & substantial
$459
proposed penalties
$459
paid to date
100% of proposed penalties paid to date. The remaining $0 was reduced, settled, contested or is still owed.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
4
inspections on record
32
inspection hours
n/a
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.Rate withheld: 32 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.
Portable Unit has $459 in proposed MSHA penalties and $0 outstanding across 0 contested dockets.
Penalty disposition
ⓘ
Differences between proposed and paid penalties reflect both settlements and conference reductions and amounts still owed. Outstanding is the balance currently owed.$459
proposed penalties
$459
current assessed
$459
paid to date
$0
outstanding
3 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2002-06-18.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
Violation severity profile
ⓘ
Shares are computed over citations that carry the MSHA gravity and negligence coding; a small share of records are uncoded.33.3%
significant & substantial
33.3%
high negligence or reckless
33.3%
reasonably likely or greater
66.7%
permanently disabling or fatal if injury occurs
Negligence coding: 0.0% none, 0.0% low, 66.7% moderate, 33.3% high, 0.0% reckless.
Source: MSHA violations gravity and negligence coding, updated weekly.
Ownership history
- Orrin A. Holen Construction, Inc. 1950 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
| Year | Employees |
|---|---|
| 2004 | 0 |
| 2003 | 0 |
| 2002 | 1 |
| 2000 | 0 |
| 1999 | 8 |
| 1998 | 4 |
| 1997 | 10 |
| 1984 | 0 |
| 1983 | 1 |
Source: MSHA quarterly employment and production, updated weekly; years before 2000 come from MSHA's archived Part 50 employment files.
Portable Unit sits in Sheridan County, North Dakota, where the Census mining category is 1.1% of county employment.
Local economic context
ⓘ
County figures come from the US Census Bureau's American Community Survey, 5-year pooled estimates, so the 2023 vintage covers 2019 through 2023. The Census category is 'mining, quarrying, and oil and gas extraction', which is broader than MSHA jurisdiction and includes oil and gas workers no mine employs. These figures describe the surrounding county, not this mine, and are not a factor in any specific incident.Sheridan County, North Dakota · Population 1,327
1.1%
Mining share of county employment
$67,361
Median household income
Source: US Census Bureau, American Community Survey 2023 5-year estimates.
Quarterly safety rates
ⓘ
Citations per million reported employee-hours. Rates begin in 2000; earlier incidents are counted but not rate-adjusted, though reported hours reach back to 1983. Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.Citations per million employee-hours, as reported to MSHA
| Quarter | Hours worked | Citations | S&S | Per 1M hrs |
|---|---|---|---|---|
| 2004 Q3 | 0 | 0 | 0 | |
| 2004 Q2 | 0 | 0 | 0 | |
| 2004 Q1 | 0 | 0 | 0 | |
| 2003 Q4 | 0 | 0 | 0 | |
| 2003 Q3 | 0 | 0 | 0 | |
| 2003 Q2 | 0 | 0 | 0 | |
| 2003 Q1 | 0 | 0 | 0 | |
| 2002 Q4 | 0 | 0 | 0 |
Show 4 earlier quarters Hide earlier quarters
| Quarter | Hours worked | Citations | S&S | Per 1M hrs |
|---|---|---|---|---|
| 2002 Q3 | 230 | 0 | 0 | 0.0 |
| 2000 Q3 | 0 | 1 | 0 | |
| 2000 Q2 | 0 | 0 | 0 | |
| 2000 Q1 | 0 | 0 | 0 |
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.