Mining Incidents

3DW Mines Metal/Non-Metal

Acme Brick Company · Surface
Controlled by Berkshire Hathaway Inc
Golden, Jefferson County, CO  ·  Abandoned
MSHA Mine ID: 0500198

3DW Mines has $2K 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 2000
21
citations
3
significant & substantial
$1,999
proposed penalties
$1,999
paid to date
100% of proposed penalties paid to date, a $0 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
18
inspections on record
208
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: 208 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

3DW Mines has $2K 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.
$2K
proposed penalties
$2K
current assessed
$2K
paid to date
$0
outstanding
21 assessments are final orders; 0 contested dockets.
As of the most recent assessment on 2016-09-21.
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
2020 Q1 0 0 0
2019 Q4 0 0 0
2019 Q3 31 0 0 0.0
2019 Q2 152 0 0 0.0
2019 Q1 10 0 0 0.0
2018 Q4 16 0 0 0.0
2018 Q3 266 0 0 0.0
2018 Q2 0 0 0
Show 68 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2018 Q1 0 0 0
2017 Q4 16 0 0 0.0
2017 Q3 10 0 0 0.0
2017 Q2 473 0 0 0.0
2017 Q1 35 0 0 0.0
2016 Q4 18 0 0 0.0
2016 Q3 135 7 0 51851.9
2016 Q2 130 0 0 0.0
2016 Q1 0 0 0
2015 Q4 0 0 0
2015 Q3 10 0 0 0.0
2015 Q2 12 0 0 0.0
2015 Q1 0 0 0
2014 Q4 0 0 0
2014 Q3 10 0 0 0.0
2014 Q2 0 0 0
2014 Q1 0 0 0
2013 Q4 60 0 0 0.0
2013 Q3 16 0 0 0.0
2013 Q2 0 0 0
2013 Q1 40 0 0 0.0
2012 Q4 0 0 0
2012 Q3 3 0 0 0.0
2012 Q2 0 0 0
2012 Q1 6 0 0 0.0
2011 Q4 8 0 0 0.0
2011 Q3 196 0 0 0.0
2011 Q2 170 0 0 0.0
2011 Q1 20 0 0 0.0
2010 Q4 180 0 0 0.0
2010 Q3 130 0 0 0.0
2010 Q2 40 0 0 0.0
2008 Q4 0 0 0
2008 Q3 18 2 0 111111.1
2008 Q2 30 0 0 0.0
2008 Q1 160 0 0 0.0
2007 Q4 198 0 0 0.0
2007 Q3 1 0 0 0.0
2007 Q2 3 0 0 0.0
2007 Q1 15 0 0 0.0
2006 Q4 7 0 0 0.0
2006 Q3 5 0 0 0.0
2006 Q2 5 0 0 0.0
2006 Q1 4 0 0 0.0
2005 Q4 30 0 0 0.0
2005 Q3 30 3 1 100000.0
2005 Q2 503 0 0 0.0
2005 Q1 480 0 0 0.0
2004 Q4 539 2 0 3710.6
2004 Q3 992 0 0 0.0
2004 Q2 221 0 0 0.0
2004 Q1 605 0 0 0.0
2003 Q4 170 0 0 0.0
2003 Q3 420 1 0 2381.0
2003 Q2 1,237 0 0 0.0
2003 Q1 40 0 0 0.0
2002 Q4 224 0 0 0.0
2002 Q3 373 1 1 2681.0
2002 Q2 575 1 0 1739.1
2002 Q1 614 0 0 0.0
2001 Q4 476 3 1 6302.5
2001 Q3 503 0 0 0.0
2001 Q2 514 0 0 0.0
2001 Q1 443 0 0 0.0
2000 Q4 830 1 0 1204.8
2000 Q3 700 0 0 0.0
2000 Q2 588 0 0 0.0
2000 Q1 520 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.

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The full compliance file on 3DW Mines

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.