Mining Incidents

Matheson Pit: 54 MSHA citations Metal/Non-Metal

Controlled by CRH PLC
Kennewick, Benton County, WA  ·  Abandoned
MSHA Mine ID: 4500572

Matheson Pit has $4K in proposed MSHA penalties and $0 outstanding across 3 contested dockets, plus health sampling and the full incident record.

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Fatalities
0
Total incidents
7
Years on record
1983–2002
Latest incident
Jan 2002
Compliance record
MSHA citations since 2000
54
citations
6
significant & substantial
$4,281
proposed penalties
$3,242
paid to date
76% of proposed penalties paid to date, a $1,039 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
25
inspections on record
426
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: 426 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Matheson Pit has $4K in proposed MSHA penalties and $0 outstanding across 3 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.
$4K
proposed penalties
$3K
current assessed
$3K
paid to date
$0
outstanding
51 assessments are final orders; 3 contested dockets.
Of $3K in penalties contested before the Commission, $1K was upheld in final decisions.
As of the most recent assessment on 2008-12-09.
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.
11.8%
significant & substantial
2.1%
high negligence or reckless
12.5%
reasonably likely or greater
52.1%
permanently disabling or fatal if injury occurs
Negligence coding: 0.0% none, 25.0% low, 72.9% moderate, 2.1% high, 0.0% reckless.
Source: MSHA violations gravity and negligence coding, updated weekly.
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
WEST20000473M Settlement Cetti 2001 $2K → $1K
WEST20000499M Withdrawal 2000 $744 → $0
WEST20000356M Settlement Manning 2000 $140 → $120
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: 2005-07-20, 21 years ago
0%
of limit-tested samples over the exposure limit
14
samples
8
limit-tested
Most sampled contaminants
  • Quartz, respirable, >1% Qtz8
  • Respirable dust, <.1mg4
  • Unlisted Particulate, respirable, <1% Qtz2
Show the individual readings (14)
Date Contaminant Concentration Limit Conc / limit Occupation
2005-07-20 Unlisted Particulate, respirable, <1% Qtz 0.32 Truck Driver
2005-07-20 Quartz, respirable, >1% Qtz 0.37 0.61 0.61 Front-end Loader Operator
2003-12-04 Respirable dust, <.1mg 0 Truck Driver
2003-12-04 Respirable dust, <.1mg 0 Front-end Loader Operator
2003-12-04 Quartz, respirable, >1% Qtz 0.18 0.52 0.35 Crusher Oper/Worker
2003-06-05 Quartz, respirable, >1% Qtz 0.19 0.92 0.21 Forklift Operator
2003-06-05 Quartz, respirable, >1% Qtz 0.19 0.49 0.39 Crusher Oper/Worker
2003-06-05 Quartz, respirable, >1% Qtz 0.37 0.85 0.44 Truck Driver
2002-04-03 Quartz, respirable, >1% Qtz 0.5 1.71 0.29 Truck Driver
2002-04-03 Quartz, respirable, >1% Qtz 0.2 0.68 0.29 Crusher Oper/Worker
2002-04-03 Respirable dust, <.1mg 0 Front-end Loader Operator
2001-03-27 Quartz, respirable, >1% Qtz 0.12 0.95 0.13 Laborer, Bullgang
2001-03-27 Unlisted Particulate, respirable, <1% Qtz 0.43 Laborer, Bullgang
2001-03-27 Respirable dust, <.1mg 0 Crusher Oper/Worker
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. Acme Concrete Company 1950 to 1988
  2. Acme Concrete Company 1988 to 1988
  3. Acme Materials & Construction Company 1988 to 2000
  4. Central Pre-Mix Concrete Co. 2000 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
Year Employees
2009 24
2008 11
2007 5
2006 6
2005 6
2004 6
2003 8
2002 6
2001 5
2000 11
Source: MSHA quarterly employment and production, updated weekly.

Matheson Pit sits in Benton County, Washington, where the Census mining category is 0.0% 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.
Benton County, Washington · Population 210,224
0.0%
Mining share of county employment
$87,316
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
2009 Q4 316 0 0 0.0
2009 Q3 1,136 0 0 0.0
2009 Q2 458 0 0 0.0
2009 Q1 250 0 0 0.0
2008 Q4 1,668 4 0 2398.1
2008 Q3 2,052 0 0 0.0
2008 Q2 1,899 1 0 526.6
2008 Q1 2,862 0 0 0.0
Show 32 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2007 Q4 2,204 0 0 0.0
2007 Q3 2,171 0 0 0.0
2007 Q2 2,273 1 1 439.9
2007 Q1 2,590 0 0 0.0
2006 Q4 2,089 0 0 0.0
2006 Q3 2,674 0 0 0.0
2006 Q2 2,147 2 0 931.5
2006 Q1 1,584 0 0 0.0
2005 Q4 1,983 0 0 0.0
2005 Q3 2,709 2 0 738.3
2005 Q2 1,306 6 1 4594.2
2005 Q1 1,349 0 0 0.0
2004 Q4 1,930 1 0 518.1
2004 Q3 2,497 0 0 0.0
2004 Q2 2,214 5 1 2258.4
2004 Q1 977 0 0 0.0
2003 Q4 2,050 1 0 487.8
2003 Q3 2,632 0 0 0.0
2003 Q2 2,311 3 0 1298.1
2003 Q1 2,078 0 0 0.0
2002 Q4 2,945 0 0 0.0
2002 Q3 2,789 0 0 0.0
2002 Q2 2,923 2 0 684.2
2002 Q1 1,935 0 0 0.0
2001 Q4 1,871 0 0 0.0
2001 Q3 2,420 0 0 0.0
2001 Q2 1,825 1 1 547.9
2001 Q1 2,529 1 0 395.4
2000 Q4 3,402 0 0 0.0
2000 Q3 3,535 0 0 0.0
2000 Q2 3,943 3 0 760.8
2000 Q1 2,599 18 2 6925.7
No fatalities recorded at this mine.

Reportable incidents

7 on file

2002 · 1 incident

1993 · 3 incidents

May 18, 1993 WA · Metal/Non-Metal superintendent MACHINERY
Acme Materials & Construction Company · Caught in, under or between a moving and a stationary object

AT PASCO MACHINE CO UNLOADING EQUIPMENT, I DIRECTED THE CRANE OPERATOR TO EXTEND THE BOOM, WHEN MY MIDDLE FINGER OF THE LEFT HAND SLIPPED INTO A HOLE ON THE BOOM AND AS THE BOOM CONTINUED TO E XTEND, THE END OF MY FINGER WAS SHEERED OFF. *THIS ACCIDENT WAS OFFSITE AT A MACHINE COMPANY.

February 12, 1993 WA · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer POWERED HAULAGE
Acme Materials & Construction Company · Struck against a moving object

OPERATED A LOADER 2-4 HOURS TO OTHER WORK. ON 2-22-93 HE WORKED INSIDE AND TALKED ABOUT LOADER. OTHERS OPERATED THE LOADER SEVEREAL DAYS WITHOUT A COMPLAINT. ON 2-23-93, LAYOFF DUE TO LACK OF WORK HE FILED A CLAIM FOR TIME LOSS DUE TO INJURY FROM LOADER SEAT. THIS CLAIMS IS UNDER INVESTIGATION FOR POSSIBLE FRAUD. HE HAS A ROOFING COMPANY ON THE SIDE.

1990 · 1 incident

May 28, 1990 WA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman DISORDERS (REPEATED TRAUMA)
Acme Materials & Construction Company · Over-exertion (Not Elsewhere Classified)

CARPAL TUNNEL SYNDROME DEVELOPED OVER TIME.

1987 · 1 incident

March 11, 1987 WA · Metal/Non-Metal belt foreman, maintenance foreman, maintenance supervisor SLIP OR FALL OF PERSON
Acme Concrete Company · Fall from scaffolds, walkways, platforms

CATWALKS WERE B9ING INSTALLED ON A NEW AGGREGATE BIN.A 3' X12' SECTOIN OF CATWALK HAD BEEN HOISTED INTO POSITION ON THE BIN BY THE CRANE AND THIS SECTION OF CATWALK HAD NOT YET BEEN SECURED.T HE CRANE CABLE 2AD ONLY BEEN ATTACHED TO THE CATWALK IN 2 PLACES INSTEAD OF 4 CORNERS.THE INJURED EMPLOYEE STEPPED ONTO THE CATWALK WITH 1 FOOT AND THE CATWALK MOVED CAUSING THE EMPLOYEE TO FA

1983 · 1 incident

June 15, 1983 WA · Metal/Non-Metal ledgeman/hand, quarry man ELECTRICAL
Acme Concrete Company · Contact with hot objects or substances

CHECKING MOTORS AND BLEW BREAKER IN MODULE.REMOVED MODULE AND ONE OF THE BREAKERS WAS STILL GOODELBOW.