Ames Portable Unit #42-02091 has $242 in proposed MSHA penalties and $0 outstanding across 0 contested dockets, plus health sampling and the full incident record.
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Fatalities
0
Total incidents
2
Years on record
1993–1996
Latest incident
Jul 1996
Compliance record
MSHA citations since 2019
2
citations
0
significant & substantial
$242
proposed penalties
$242
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2019
1
inspections on record
18
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: 18 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.
Ames Portable Unit #42-02091 has $242 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.
$242
proposed penalties
$242
current assessed
$242
paid to date
$0
outstanding
2 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2019-10-03.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
Quarterly safety rates
ⓘCitations per million reported employee-hours. Rates begin in 2000, when MSHA's quarterly employment data starts; earlier incidents are counted but cannot be rate-adjusted. 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
2025 Q4
3,037
0
0
0.0
2022 Q2
2
0
0
0.0
2020 Q3
2
0
0
0.0
2020 Q2
2
0
0
0.0
2020 Q1
242
0
0
0.0
2019 Q4
577
2
0
3466.2
2019 Q3
962
0
0
0.0
2019 Q2
2
0
0
0.0
Show 3 earlier quartersHide earlier quarters
Quarter
Hours worked
Citations
S&S
Per 1M hrs
2019 Q1
23
0
0
0.0
2018 Q4
2,763
0
0
0.0
2018 Q3
1,571
0
0
0.0
No fatalities recorded at this mine.
Reportable incidents
2 on file
1996 · 1 incident
July 15, 1996UT · Metal/Non-Metallaborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitmanPOWERED HAULAGE
Ames Construction · Caught in, under or between (Not Elsewhere Classified)
WHILE ATTEMPTING TO DISLODGE A SHOVEL FROM STACKER CONVEYOR, EE'S LEFT HAND MAD COMTACT WITH BELT & ROLLER ASSEMBLY CAUSING MODERATE SOFT TISSUE DAMAGE TO THREE FINGERS.
1993 · 1 incident
November 10, 1993UT · Metal/Non-Metalbulldozer operator, universal operator, heavy equipment operator, operating engineerMACHINERY
EMPLOYEE CLIMBED DOWN THE HILLSIDE TOT HE CRUSHER TRAP TO REMOVE A LARGE ROCK. WHILE CLIMBING BACK UP THE HILL A LOOSE ROCK ROLLED DOWN AND HIT HIM ON THE KNEE. HE RECEIVED A CONTUSIONTO THE RIGHT KNEE. DR PLACE DHIM ON LIGHT DUTY AND PRISCRIPBEDPHYSICAL TERAPY, FOR 1 WK.
For insurers, brokers, and safety consultants
The full compliance file on Ames Portable Unit #42-02091
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.