Mining Incidents

Riverbend Quarry: 50 MSHA citations Metal/Non-Metal

Jefferson City, Grainger County, TN  ·  Abandoned
MSHA Mine ID: 4003224

Riverbend Quarry has $74K in proposed MSHA penalties and $300 outstanding across 5 contested dockets, plus health sampling and the full incident record.

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Fatalities
0
Total incidents
4
Years on record
2007–2012
Latest incident
Mar 2012
Compliance record
MSHA citations since 2005
50
citations
16
significant & substantial
$73,626
proposed penalties
$47,226
paid to date
64% of proposed penalties paid to date, a $26,400 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2004
19
inspections on record
461
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: 461 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Riverbend Quarry has $74K in proposed MSHA penalties and $300 outstanding across 5 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.
$74K
proposed penalties
$48K
current assessed
$47K
paid to date
$300
outstanding
48 assessments are final orders; 5 contested dockets.
Of $69K in penalties contested before the Commission, $43K was upheld in final decisions.
As of the most recent assessment on 2012-04-30.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
Violation severity profile
Shares are computed over citations that carry the MSHA gravity and negligence coding; a small share of records are uncoded.
33.3%
significant & substantial
20.8%
high negligence or reckless
33.3%
reasonably likely or greater
56.2%
permanently disabling or fatal if injury occurs
Negligence coding: 0.0% none, 10.4% low, 68.8% moderate, 20.8% high, 0.0% reckless.
Source: MSHA violations gravity and negligence coding, updated weekly.
When citations were contested
Contesting a citation before the Federal Mine Safety and Health Review Commission is a lawful right. These figures state the public outcomes of that process, from MSHA's Contested Violations file.
11 citations taken to the federal commission · 22% of citations on record
  • Settled 7 · 64%
  • Stood as issued 4 · 36%
71%
S&S designation survived the contest
Counts a Significant & Substantial citation as surviving when a settlement or judge's decision kept the designation, or the contest was dismissed or defaulted so the citation stands as issued. Vacated and withdrawn citations, and settlements that removed the designation, count against.
of 7 decided S&S contests · industry: 79%
38%
Penalty reduction in decided contests
$69K proposed, $43K after decisions · industry: 39%
Source: MSHA Contested Violations file (public record), updated weekly. A dismissed or defaulted contest leaves the citation standing as issued; a vacated or withdrawn citation is removed from the violation record. Latest contest filed 2012-02-29.
Contested penalties
A reduction or dismissal at the Commission is a lawful outcome of contesting a proposed penalty. Figures are the proposed amount and the amount upheld in the docket's decision.
Largest penalties this mine contested before the Federal Mine Safety and Health Review Commission, with the outcome on record.
Docket Decision Judge Year Proposed / upheld
SE 2010-789M Settlement McCarthy 2012 $52K → $36K
SE 2010-742M Settlement McCarthy 2012 $11K → $3K
SE 2010-934M Settlement Lesnick 2011 $3K → $2K
SE 2010-662M Dismissal Lesnick 2011 $2K → $2K
SE 2012-307M Settlement Lesnick 2012 $100 → $100
Source: FMSHRC civil penalty dockets and decisions (public record), updated weekly.
Health sampling
A sample is a point in time compliance measurement, not an individual exposure history. These figures describe MSHA sampling records and do not establish causation or personal dose.

Metal and nonmetal contaminants (personal samples)
Many samples are screening measurements of substances with no applicable exposure limit; they are counted as samples but excluded from every over-limit figure. Over-limit shares use only limit-tested samples.

Last sampled: 2012-01-11, 14 years ago
0%
of limit-tested samples over the exposure limit
12
samples
3
limit-tested
Most sampled contaminants
  • Respirable dust, <.1mg9
  • Nuisance dust, respirable, <1% Qtz3
Show the individual readings (12)
Date Contaminant Concentration Limit Conc / limit Occupation
2012-01-11 Respirable dust, <.1mg 0 Backhoe Operator
2012-01-11 Respirable dust, <.1mg 0 Truck Driver
2009-11-10 Respirable dust, <.1mg 0 Crusher Oper/Worker
2009-11-10 Respirable dust, <.1mg 0 Front-end Loader Operator
2009-11-10 Respirable dust, <.1mg 0 Front-end Loader Operator
2009-11-10 Respirable dust, <.1mg 0 Truck Driver
2008-01-16 Nuisance dust, respirable, <1% Qtz 0.22 10 0.02 Laborer, Bullgang
2008-01-16 Nuisance dust, respirable, <1% Qtz 0.12 10 0.01 Laborer, Bullgang
2005-11-17 Respirable dust, <.1mg 0 Front-end Loader Operator
2005-11-17 Nuisance dust, respirable, <1% Qtz 0.12 10 0.01 Shovel Operator
2004-11-09 Respirable dust, <.1mg 0 Front-end Loader Operator
2004-11-09 Respirable dust, <.1mg 0 Mobile Crane Operator
Source: MSHA respirable dust, quartz, and noise sampling records, updated weekly. Metal/nonmetal contaminant figures come from MSHA's Personal Health Samples and Area Samples files (public record), updated weekly.
Ownership history
  1. Riverbend Construction Materials LLC 2004 to 2009
  2. Aggregates USA LLC 2009 to 2010
  3. Aggregates USA LLC 2010 to 2017
  4. Blue Water Industries 2017 to 2024
  5. Martin Marietta Southeast Agg Operations, LLC 2024 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
Year Employees
2014 3
2013 3
2012 5
2011 6
2010 8
2009 7
2008 6
2007 7
2006 4
2005 4
2004 3
Source: MSHA quarterly employment and production, updated weekly.

Riverbend Quarry sits in Grainger County, Tennessee, where the Census mining category is 0.4% of county employment.

Local economic context
County figures come from the US Census Bureau's American Community Survey, 5-year pooled estimates, so the 2023 vintage covers 2019 through 2023. The Census category is 'mining, quarrying, and oil and gas extraction', which is broader than MSHA jurisdiction and includes oil and gas workers no mine employs. These figures describe the surrounding county, not this mine, and are not a factor in any specific incident.
Grainger County, Tennessee · Population 23,929
0.4%
Mining share of county employment
$51,351
Median household income
Source: US Census Bureau, American Community Survey 2023 5-year estimates.
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
2014 Q2 1 0 0 0.0
2014 Q1 9 0 0 0.0
2013 Q1 21 0 0 0.0
2012 Q4 960 0 0 0.0
2012 Q3 2,771 0 0 0.0
2012 Q2 3,492 2 0 572.7
2012 Q1 3,274 1 0 305.4
2011 Q4 2,838 0 0 0.0
Show 30 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2011 Q3 2,923 2 0 684.2
2011 Q2 2,800 0 0 0.0
2011 Q1 4,168 0 0 0.0
2010 Q4 4,085 2 2 489.6
2010 Q3 5,345 0 0 0.0
2010 Q2 5,725 2 1 349.3
2010 Q1 4,445 6 4 1349.8
2009 Q4 5,262 3 1 570.1
2009 Q3 4,425 0 0 0.0
2009 Q2 5,064 2 1 394.9
2009 Q1 4,204 0 0 0.0
2008 Q4 2,693 2 0 742.7
2008 Q3 3,160 0 0 0.0
2008 Q2 4,980 0 0 0.0
2008 Q1 4,092 5 1 1221.9
2007 Q4 4,594 0 0 0.0
2007 Q3 4,766 0 0 0.0
2007 Q2 4,717 0 0 0.0
2007 Q1 3,674 0 0 0.0
2006 Q4 2,933 4 2 1363.8
2006 Q3 2,609 0 0 0.0
2006 Q2 2,334 0 0 0.0
2006 Q1 2,694 0 0 0.0
2005 Q4 2,126 4 1 1881.5
2005 Q3 2,579 0 0 0.0
2005 Q2 2,161 0 0 0.0
2005 Q1 1,769 0 0 0.0
2004 Q4 1,528 0 0 0.0
2004 Q3 1,690 0 0 0.0
2004 Q2 600 0 0 0.0
No fatalities recorded at this mine.

Reportable incidents

4 on file

2012 · 1 incident

March 30, 2012 TN · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer SLIP OR FALL OF PERSON
Aggregates USA LLC · Fall to the walkway or working surface

While walking on the ground surface from one piece of equipment to another he fell.

2010 · 1 incident

February 12, 2010 TN · Metal/Non-Metal blaster, shooter, shotfirer, explosive worker, powder gang/monkey OTHER
Aggregates USA LLC · Unclassified, insufficient data

Employee loss of life came complications from a vehicle incident off mine property on 2/9/10 per coroners report

2009 · 1 incident

February 5, 2009 TN · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator SLIP OR FALL OF PERSON
Riverbend Construction Materials LLC · Over-exertion (Not Elsewhere Classified)

The miner was walking through the plant to his task, when he stepped on a patch of ice. His footing slipped and strained his back. The miner did not fall.

2007 · 1 incident

May 5, 2007 TN · Metal/Non-Metal rotary bucket excavator operator FALLING/SLIDING/ROLLING MATERIALS
Riverbend Construction Materials LLC · Fall from piled material

The employee was walking down the muck pile from the excavator when a large rock rolled down and pinched his leg against another large rock. He fell, the result being a chipped bone in his right ankle.