Ronald Duffield controller
MSHA controller ID: M02961
Watch this controller
Email me when a new MSHA incident is filed at any mine Ronald Duffield controls.
- Fatalities
- 0
- Total incidents
- 42
- Mines on record
- 3
- Years on record
- 1987–2017
Compliance record
MSHA citations since 2000
214
citations
42
significant & substantial
$37,577
proposed penalties
$32,964
paid to date
88% of proposed penalties paid to date, a $4,613 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
118
inspections on record
2,157
inspection hours
9.9
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.214 citations across 2,157 inspection hours.
Source: MSHA inspections data, updated weekly.
Penalty disposition
ⓘ
Differences between proposed and paid penalties reflect both settlements and conference reductions and amounts still owed. Outstanding is the balance currently owed.$38K
proposed penalties
$33K
current assessed
$33K
paid to date
$0
outstanding
212 assessments are final orders; 2 contested dockets.
As of the most recent assessment on 2023-12-20.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
Top causes
- HANDLING OF MATERIALS 13 non-fatal
- SLIP OR FALL OF PERSON 11 non-fatal
- POWERED HAULAGE 6 non-fatal
- HANDTOOLS (NONPOWERED) 5 non-fatal
- MACHINERY 3 non-fatal
- OTHER 2 non-fatal
Incident timeline
2017
1
2013
2
2012
1
2010
3
2009
2
2008
3
2007
1
2006
2
2005
3
2004
2
2001
1
2000
2
1999
3
1998
1
1997
2
1996
3
1995
1
1994
4
1993
4
1987
1
Operators under this controller
Mines on record
For insurers, brokers, and safety consultants
The full compliance file on Ronald Duffield
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.