Jaw Crusher Metal/Non-Metal
Thornton Construction, Inc.
· Surface
Controlled by
Mike J Thornton
Milford,
Penobscot County,
ME
·
Intermittent
MSHA Mine ID: 1701095
Jaw Crusher has $294 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
- 0
- Years on record
- —
- Latest incident
- —
Compliance record
MSHA citations since 2023
2
citations
0
significant & substantial
$294
proposed penalties
$294
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2023
4
inspections on record
40
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: 40 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.
Jaw Crusher has $294 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.$294
proposed penalties
$294
current assessed
$294
paid to date
$0
outstanding
2 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2025-08-27.
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 | 41 | 0 | 0 | 0.0 |
| 2025 Q3 | 12 | 1 | 0 | 83333.3 |
| 2025 Q2 | 82 | 0 | 0 | 0.0 |
| 2025 Q1 | 102 | 0 | 0 | 0.0 |
| 2024 Q4 | 13 | 0 | 0 | 0.0 |
| 2024 Q3 | 58 | 0 | 0 | 0.0 |
| 2024 Q2 | 147 | 0 | 0 | 0.0 |
| 2024 Q1 | 103 | 0 | 0 | 0.0 |
Show 3 earlier quarters Hide earlier quarters
| Quarter | Hours worked | Citations | S&S | Per 1M hrs |
|---|---|---|---|---|
| 2023 Q4 | 35 | 0 | 0 | 0.0 |
| 2023 Q3 | 53 | 1 | 0 | 18867.9 |
| 2023 Q2 | 36 | 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 Jaw Crusher
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.