PORTABLE PLANT Metal/Non-Metal
ADAMS STONE COMPANY LLC
· Surface
Controlled by
Dixon S Daniels; Amy Kroboth
Adams,
Berkshire County,
MA
·
Intermittent
MSHA Mine ID: 1901214
PORTABLE PLANT has $934 in proposed MSHA penalties and $48 outstanding across 0 contested dockets, plus health sampling and the full incident record.
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- Fatalities
- 0
- Total incidents
- 0
- Years on record
- —
- Latest incident
- —
Compliance record
MSHA citations since 2012
8
citations
1
significant & substantial
$934
proposed penalties
$886
paid to date
95% of proposed penalties paid to date, a $48 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2012
27
inspections on record
251
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: 251 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 PLANT has $934 in proposed MSHA penalties and $48 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.$934
proposed penalties
$934
current assessed
$886
paid to date
$48
outstanding
8 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2025-06-03.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
See also
the operator's enforcement record
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 | 1,058 | 0 | 0 | 0.0 |
| 2025 Q3 | 953 | 0 | 0 | 0.0 |
| 2025 Q2 | 986 | 1 | 0 | 1014.2 |
| 2025 Q1 | 1,040 | 0 | 0 | 0.0 |
| 2024 Q4 | 560 | 0 | 0 | 0.0 |
| 2024 Q3 | 1,325 | 0 | 0 | 0.0 |
| 2024 Q2 | 998 | 0 | 0 | 0.0 |
| 2024 Q1 | 1,025 | 0 | 0 | 0.0 |
Show 49 earlier quarters Hide earlier quarters
| Quarter | Hours worked | Citations | S&S | Per 1M hrs |
|---|---|---|---|---|
| 2023 Q4 | 980 | 0 | 0 | 0.0 |
| 2023 Q3 | 1,025 | 0 | 0 | 0.0 |
| 2023 Q2 | 1,040 | 0 | 0 | 0.0 |
| 2023 Q1 | 1,040 | 0 | 0 | 0.0 |
| 2022 Q4 | 902 | 0 | 0 | 0.0 |
| 2022 Q3 | 1,120 | 1 | 0 | 892.9 |
| 2022 Q2 | 1,020 | 0 | 0 | 0.0 |
| 2022 Q1 | 953 | 0 | 0 | 0.0 |
| 2021 Q4 | 956 | 0 | 0 | 0.0 |
| 2021 Q3 | 1,050 | 0 | 0 | 0.0 |
| 2021 Q2 | 1,010 | 0 | 0 | 0.0 |
| 2021 Q1 | 985 | 0 | 0 | 0.0 |
| 2020 Q4 | 940 | 0 | 0 | 0.0 |
| 2020 Q3 | 1,040 | 0 | 0 | 0.0 |
| 2020 Q2 | 1,040 | 0 | 0 | 0.0 |
| 2020 Q1 | 850 | 0 | 0 | 0.0 |
| 2019 Q4 | 895 | 0 | 0 | 0.0 |
| 2019 Q3 | 1,040 | 0 | 0 | 0.0 |
| 2019 Q2 | 1,050 | 0 | 0 | 0.0 |
| 2019 Q1 | 960 | 0 | 0 | 0.0 |
| 2018 Q4 | 945 | 1 | 0 | 1058.2 |
| 2018 Q3 | 1,179 | 0 | 0 | 0.0 |
| 2018 Q2 | 2,180 | 0 | 0 | 0.0 |
| 2018 Q1 | 966 | 0 | 0 | 0.0 |
| 2017 Q4 | 1,350 | 0 | 0 | 0.0 |
| 2017 Q3 | 1,252 | 0 | 0 | 0.0 |
| 2017 Q2 | 984 | 1 | 0 | 1016.3 |
| 2017 Q1 | 1,048 | 1 | 1 | 954.2 |
| 2016 Q4 | 1,188 | 0 | 0 | 0.0 |
| 2016 Q3 | 1,173 | 0 | 0 | 0.0 |
| 2016 Q2 | 997 | 0 | 0 | 0.0 |
| 2016 Q1 | 1,132 | 0 | 0 | 0.0 |
| 2015 Q4 | 960 | 0 | 0 | 0.0 |
| 2015 Q3 | 3,507 | 0 | 0 | 0.0 |
| 2015 Q2 | 952 | 0 | 0 | 0.0 |
| 2015 Q1 | 952 | 0 | 0 | 0.0 |
| 2014 Q4 | 1,256 | 0 | 0 | 0.0 |
| 2014 Q3 | 1,099 | 0 | 0 | 0.0 |
| 2014 Q2 | 1,204 | 0 | 0 | 0.0 |
| 2014 Q1 | 1,000 | 0 | 0 | 0.0 |
| 2013 Q4 | 1,098 | 0 | 0 | 0.0 |
| 2013 Q3 | 1,053 | 0 | 0 | 0.0 |
| 2013 Q2 | 1,074 | 0 | 0 | 0.0 |
| 2013 Q1 | 1,016 | 0 | 0 | 0.0 |
| 2012 Q4 | 1,171 | 0 | 0 | 0.0 |
| 2012 Q3 | 1,610 | 0 | 0 | 0.0 |
| 2012 Q2 | 3,198 | 2 | 0 | 625.4 |
| 2012 Q1 | 1,501 | 1 | 0 | 666.2 |
| 2011 Q4 | 555 | 0 | 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.
For insurers, brokers, and safety consultants
The full compliance file on PORTABLE PLANT
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.