Mining Incidents

CEMEX - WEST PLANT #72: 137 MSHA citations Metal/Non-Metal

Controlled by Cemex S A
Phoenix, Maricopa County, AZ  ·  Abandoned
MSHA Mine ID: 0201037

CEMEX - WEST PLANT #72 has $35K in proposed MSHA penalties and $0 outstanding across 1 contested dockets, plus health sampling and the full incident record.

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Fatalities
0
Total incidents
9
Years on record
1990–2010
Latest incident
May 2010
Compliance record
MSHA citations since 2000
137
citations
29
significant & substantial
$35,464
proposed penalties
$35,464
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
53
inspections on record
704
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: 704 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

CEMEX - WEST PLANT #72 has $35K in proposed MSHA penalties and $0 outstanding across 1 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.
$35K
proposed penalties
$35K
current assessed
$35K
paid to date
$0
outstanding
137 assessments are final orders; 1 contested dockets.
Of $1K in penalties contested before the Commission, $1K was upheld in final decisions.
As of the most recent assessment on 2024-09-05.
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.
21.2%
significant & substantial
2.9%
high negligence or reckless
21.2%
reasonably likely or greater
63.5%
permanently disabling or fatal if injury occurs
Negligence coding: 0.0% none, 5.8% low, 91.2% moderate, 2.9% 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.
3 citations taken to the federal commission · 2% of citations on record
  • Settled 3 · 100%
100%
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 2 decided S&S contests · industry: 79%
0%
Penalty reduction in decided contests
$1K proposed, $1K 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 2010-06-14.
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
WEST 2010-1435M Settlement Lesnick 2011 $1K → $1K
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: 2020-02-25, 6 years ago
0%
of limit-tested samples over the exposure limit
10
samples
4
limit-tested
Most sampled contaminants
  • Respirable dust, <.1mg6
  • Quartz, respirable, >1% Qtz4
Show the individual readings (10)
Date Contaminant Concentration Limit Conc / limit Occupation
2020-02-25 Respirable dust, <.1mg 0 Front-end Loader Operator
2020-02-25 Respirable dust, <.1mg 0 Crusher Oper/Worker
2020-02-25 Respirable dust, <.1mg 0 Front-end Loader Operator
2014-04-16 Respirable dust, <.1mg 0 Truck Driver
2014-04-16 Quartz, respirable, >1% Qtz 0.22 0.33 0.67 Screen/Scalper Operator
2009-05-06 Respirable dust, <.1mg 0 Crusher Oper/Worker
2004-08-05 Quartz, respirable, >1% Qtz 0.2 1.14 0.18 Laborer, Bullgang
2004-08-05 Respirable dust, <.1mg 0 Front-end Loader Operator
2004-08-05 Quartz, respirable, >1% Qtz 0.19 1.19 0.16 Washer Operator
2004-08-05 Quartz, respirable, >1% Qtz 0.41 0.54 0.76 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.

CEMEX - WEST PLANT #72 recorded 0.00 reportable injury cases per 100 full-time workers in 2021.

Injury rate, 2021
This rate is reportable injury cases per 100 full-time-equivalent workers per year, computed as 200,000 times cases divided by MSHA operator-reported employee-hours. Cases are injuries MSHA graded degree 01 through 07; accident-only events that hurt no one are excluded, and so are contractor injuries, whose hours do not attach to a single mine. Rates begin in 2000, when quarterly employment reporting starts, and are withheld below 20,000 hours in a year.
0.00
total case rate
0.00
days-away rate
0.000
fatality rate
Below average. The US metal and nonmetal mining average was 1.87 and the all-US-mining average was 2.19 cases per 100 workers.
In Arizona, metal and nonmetal mining averaged 2.33 cases per 100 workers that year.
Under 100,000 employee-hours were reported that year, so a single case moves the rate by two or more. Read the figure as approximate.
Year total case rate days-away fatal
2021 * 0.00 0.00 0.000
2020 * 0.00 0.00 0.000
2014 * 0.00 0.00 0.000
2013 * 0.00 0.00 0.000
2010 * 4.26 0.00 0.000
2009 * 0.00 0.00 0.000
2008 * 0.00 0.00 0.000
2007 * 0.00 0.00 0.000
* Fewer than 100,000 employee-hours that year; the rate is less stable.
Source: injury cases from MSHA accident and injury records; employee-hours from MSHA quarterly employment reports. Rate is cases per 100 full-time-equivalent workers, operator employees only.
Ownership history
  1. Johnson-Stewart-Johnson Mining Company Inc 1950 to 1986
  2. Blue Circle West 1986 to 1989
  3. B C W Inc 1989 to 1990
  4. Sunward Materials 1990 to 2001
  5. Cemex Construction Materials Inc. 2001 to 2003
  6. Cemex Construction Materials LP 2003 to 2008
  7. CEMEX Construction Materials South LLC 2008 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
Year Employees
2025 3
2024 8
2023 8
2022 8
2021 9
2020 8
2019 7
2018 1
2015 3
2014 12
2013 18
2012 10
2011 0
2010 20
2009 16
2008 19
2007 30
2006 31
2005 27
2004 21
2003 20
2002 23
2001 31
2000 31
Source: MSHA quarterly employment and production, updated weekly.

CEMEX - WEST PLANT #72 sits in Maricopa County, Arizona, where the Census mining category is 0.2% 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.
Maricopa County, Arizona · Population 4,491,987
0.2%
Mining share of county employment
$85,518
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
2025 Q1 1,199 0 0 0.0
2024 Q4 3,402 0 0 0.0
2024 Q3 3,628 2 0 551.3
2024 Q2 4,425 0 0 0.0
2024 Q1 4,181 2 0 478.4
2023 Q4 3,798 0 0 0.0
2023 Q3 3,997 0 0 0.0
2023 Q2 4,502 0 0 0.0
Show 76 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q1 4,133 0 0 0.0
2022 Q4 3,951 0 0 0.0
2022 Q3 4,595 4 0 870.5
2022 Q2 4,507 0 0 0.0
2022 Q1 3,168 0 0 0.0
2021 Q4 6,060 1 0 165.0
2021 Q3 5,751 0 0 0.0
2021 Q2 5,655 0 0 0.0
2021 Q1 4,445 0 0 0.0
2020 Q4 5,078 0 0 0.0
2020 Q3 4,978 0 0 0.0
2020 Q2 5,361 0 0 0.0
2020 Q1 5,603 0 0 0.0
2019 Q4 5,125 0 0 0.0
2019 Q3 4,680 0 0 0.0
2019 Q2 3,072 0 0 0.0
2019 Q1 2,298 0 0 0.0
2018 Q4 78 0 0 0.0
2015 Q3 303 0 0 0.0
2015 Q2 1,162 3 0 2581.8
2015 Q1 2,242 0 0 0.0
2014 Q4 4,605 0 0 0.0
2014 Q3 5,911 0 0 0.0
2014 Q2 7,121 1 0 140.4
2014 Q1 7,572 1 0 132.1
2013 Q4 8,720 0 0 0.0
2013 Q3 12,005 0 0 0.0
2013 Q2 11,291 0 0 0.0
2013 Q1 8,237 1 0 121.4
2012 Q4 7,764 0 0 0.0
2012 Q3 7,367 0 0 0.0
2012 Q2 646 0 0 0.0
2011 Q1 0 0 0
2010 Q4 10,454 0 0 0.0
2010 Q3 14,512 0 0 0.0
2010 Q2 13,147 22 11 1673.4
2010 Q1 8,821 0 0 0.0
2009 Q4 9,210 4 1 434.3
2009 Q3 7,022 0 0 0.0
2009 Q2 7,437 3 1 403.4
2009 Q1 7,587 0 0 0.0
2008 Q4 10,364 3 0 289.5
2008 Q3 10,529 0 0 0.0
2008 Q2 11,572 0 0 0.0
2008 Q1 12,520 3 1 239.6
2007 Q4 11,008 0 0 0.0
2007 Q3 11,486 0 0 0.0
2007 Q2 14,065 16 3 1137.6
2007 Q1 15,516 0 0 0.0
2006 Q4 15,105 0 0 0.0
2006 Q3 15,356 6 1 390.7
2006 Q2 17,066 0 0 0.0
2006 Q1 14,719 0 0 0.0
2005 Q4 12,674 0 0 0.0
2005 Q3 13,333 0 0 0.0
2005 Q2 13,732 6 2 436.9
2005 Q1 13,525 0 0 0.0
2004 Q4 12,765 0 0 0.0
2004 Q3 11,279 0 0 0.0
2004 Q2 11,679 7 1 599.4
2004 Q1 11,119 0 0 0.0
2003 Q4 10,890 0 0 0.0
2003 Q3 11,140 0 0 0.0
2003 Q2 13,485 6 2 444.9
2003 Q1 10,190 0 0 0.0
2002 Q4 11,508 0 0 0.0
2002 Q3 9,345 18 2 1926.2
2002 Q2 14,299 0 0 0.0
2001 Q4 17,475 0 0 0.0
2001 Q3 21,752 0 0 0.0
2001 Q2 22,740 0 0 0.0
2001 Q1 20,820 0 0 0.0
2000 Q4 21,027 0 0 0.0
2000 Q3 22,765 0 0 0.0
2000 Q2 18,287 10 0 546.8
2000 Q1 13,048 9 2 689.8
No fatalities recorded at this mine.

Reportable incidents

9 on file

2010 · 1 incident

May 4, 2010 AZ · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
CEMEX Construction Materials South LLC · Over-exertion in lifting objects

EE was installing paddles on a blade mill and due to the continuous lifting, EE sustained a strained back and sought chiropractor care.

2004 · 1 incident

November 16, 2004 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
Cemex Construction Materials LP · Struck by... (Not Elsewhere Classified)

Employee was using a chain hoist at the crusher area to align two holes so he could put a pin through the holes. The end of chain came loose and hit him in the nose, causing a laceration.

2002 · 3 incidents

May 15, 2002 AZ · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Cemex Construction Materials Inc. · Caught in, under or between a moving and a stationary object

A SHIM STACK FELL WEDGING THE EE'S FINGER BETWEEN SHIM AND PIECE OF EQUIPMENT.

April 23, 2002 AZ · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman POWERED HAULAGE
Cemex Construction Materials Inc. · Struck against a moving object

DRIVING THE WATER TRUCK AROUND WHILE WATERING AND CLEANING. DROVE OVER A BUMPY AREA THAT CAUSED EE TO BOUNCE OUT OF THE SEAT INJURING HIS LOWER BACK.

1997 · 1 incident

March 19, 1997 AZ · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer OTHER
Sunward Materials · Bodily reaction, (Not Elsewhere Classified)

SQUATTED INSIDE DOZER CAB TO DISCUSS OPERATOR TECHNIQUE WITH AN EMP. KNEE GAVE OUT.

1992 · 1 incident

September 29, 1992 AZ · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDTOOLS (NONPOWERED)
Sunward Materials · Caught in, under or between a moving and a stationary object

EMPLOYEE WAS PUSHING WING PULLEY ON SHAFT WITH PRY BAR. BAR SLIPPED AND CAUGHT LITTLE FINGER BETWEEN BAR AND ANGLE IRON SUPPORT FOR CONVEYOR. INJURY REQUIRED SUTURES.

1991 · 1 incident

February 12, 1991 AZ · Metal/Non-Metal welder (shop) HANDLING OF MATERIALS
Sunward Materials · Caught in, under or between a moving and a stationary object

EMPL WAS INSTALLING I BEAM LEGS ON ELEVATED BUILDING WHEN ONE LEG SLIPPED & PINCHED RIGHT INDEX FINGER BETWEEN BEAM & SUPPORT FRACTURING FRONT BONE IN FINGER.

1990 · 1 incident

August 8, 1990 AZ · Metal/Non-Metal welder (shop) HANDLING OF MATERIALS
B C W Inc · Struck by falling object

EMPLOYEE WAS PALCING COVER PLATE ON SHAKER WHEN PLATE SLIPPED FROM HIS GRIP AND FELL ONTO HIS RIGHT FOOT FRACTURING THE MIDDLE DIGIT. THE COVER HAD OIL ON IT.