Mining Incidents

Oxford Sand and Gravel Metal/Non-Metal

Cornejo & Sons LLC · Surface
Controlled by Summit Materials LLC
Oxford, Sumner County, KS  ·  Active
MSHA Mine ID: 1400522

Oxford Sand and Gravel has $27K 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
1990–2015
Latest incident
Dec 2015
Compliance record
MSHA citations since 2002
138
citations
24
significant & substantial
$26,736
proposed penalties
$26,685
paid to date
100% of proposed penalties paid to date, a $51 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
65
inspections on record
858
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: 858 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.

Oxford Sand and Gravel has $27K 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.
$27K
proposed penalties
$27K
current assessed
$27K
paid to date
$0
outstanding
136 assessments are final orders; 3 contested dockets.
As of the most recent assessment on 2026-03-10.
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
2025 Q4 5,563 0 0 0.0
2025 Q3 6,566 3 0 456.9
2025 Q2 5,923 0 0 0.0
2025 Q1 5,041 8 0 1587.0
2024 Q4 5,867 0 0 0.0
2024 Q3 5,761 0 0 0.0
2024 Q2 5,844 2 0 342.2
2024 Q1 4,371 0 0 0.0
Show 96 earlier quarters
Quarter Hours worked Citations S&S Per 1M hrs
2023 Q4 5,020 3 0 597.6
2023 Q3 5,145 1 0 194.4
2023 Q2 5,715 0 0 0.0
2023 Q1 4,862 0 0 0.0
2022 Q4 5,879 0 0 0.0
2022 Q3 6,273 0 0 0.0
2022 Q2 5,084 3 1 590.1
2022 Q1 5,181 6 2 1158.1
2021 Q4 5,030 0 0 0.0
2021 Q3 5,459 2 0 366.4
2021 Q2 5,710 0 0 0.0
2021 Q1 3,629 3 0 826.7
2020 Q4 3,576 0 0 0.0
2020 Q3 4,004 1 0 249.8
2020 Q2 3,518 0 0 0.0
2020 Q1 3,531 4 1 1132.8
2019 Q4 4,822 0 0 0.0
2019 Q3 4,298 1 0 232.7
2019 Q2 3,684 0 0 0.0
2019 Q1 3,159 3 0 949.7
2018 Q4 3,448 0 0 0.0
2018 Q3 4,180 0 0 0.0
2018 Q2 4,665 7 1 1500.5
2018 Q1 2,989 10 0 3345.6
2017 Q4 2,599 0 0 0.0
2017 Q3 2,793 5 0 1790.2
2017 Q2 3,359 0 0 0.0
2017 Q1 2,946 8 3 2715.5
2016 Q4 2,555 0 0 0.0
2016 Q3 3,258 3 0 920.8
2016 Q2 4,726 0 0 0.0
2016 Q1 3,882 3 0 772.8
2015 Q4 4,489 0 0 0.0
2015 Q3 4,627 0 0 0.0
2015 Q2 4,797 3 2 625.4
2015 Q1 2,450 3 0 1224.5
2014 Q4 1,155 0 0 0.0
2014 Q3 5,543 0 0 0.0
2014 Q2 4,193 0 0 0.0
2014 Q1 3,896 0 0 0.0
2013 Q4 2,555 0 0 0.0
2013 Q3 4,326 0 0 0.0
2013 Q2 4,179 0 0 0.0
2013 Q1 3,481 2 0 574.5
2012 Q4 3,726 0 0 0.0
2012 Q3 4,289 2 1 466.3
2012 Q2 4,536 0 0 0.0
2012 Q1 3,752 3 1 799.6
2011 Q4 3,591 0 0 0.0
2011 Q3 3,746 3 2 800.9
2011 Q2 3,997 0 0 0.0
2011 Q1 3,275 0 0 0.0
2010 Q4 3,320 5 1 1506.0
2010 Q3 3,748 0 0 0.0
2010 Q2 2,695 0 0 0.0
2010 Q1 2,894 2 1 691.1
2009 Q4 4,269 0 0 0.0
2009 Q3 5,199 0 0 0.0
2009 Q2 5,254 0 0 0.0
2009 Q1 3,572 0 0 0.0
2008 Q4 6,290 2 0 318.0
2008 Q3 6,802 0 0 0.0
2008 Q2 6,834 7 0 1024.3
2008 Q1 5,150 0 0 0.0
2007 Q4 5,072 0 0 0.0
2007 Q3 7,131 0 0 0.0
2007 Q2 6,548 0 0 0.0
2007 Q1 6,193 0 0 0.0
2006 Q4 4,875 0 0 0.0
2006 Q3 6,677 0 0 0.0
2006 Q2 5,433 10 4 1840.6
2006 Q1 6,553 0 0 0.0
2005 Q4 7,161 0 0 0.0
2005 Q3 7,954 0 0 0.0
2005 Q2 7,015 0 0 0.0
2005 Q1 6,025 0 0 0.0
2004 Q4 5,828 0 0 0.0
2004 Q3 6,221 3 2 482.2
2004 Q2 7,071 0 0 0.0
2004 Q1 6,701 0 0 0.0
2003 Q4 7,133 0 0 0.0
2003 Q3 8,127 0 0 0.0
2003 Q2 8,479 4 0 471.8
2003 Q1 6,597 0 0 0.0
2002 Q4 5,793 0 0 0.0
2002 Q3 7,091 6 1 846.1
2002 Q2 7,339 0 0 0.0
2002 Q1 6,423 0 0 0.0
2001 Q4 6,190 0 0 0.0
2001 Q3 6,887 0 0 0.0
2001 Q2 6,966 0 0 0.0
2001 Q1 5,014 0 0 0.0
2000 Q4 3,301 0 0 0.0
2000 Q3 2,231 0 0 0.0
2000 Q2 2,953 0 0 0.0
2000 Q1 3,278 0 0 0.0
No fatalities recorded at this mine.

Reportable incidents

7 on file

2015 · 3 incidents

December 17, 2015 KS · Metal/Non-Metal shopman repair cars, mechanic HANDLING OF MATERIALS
Cornejo & Sons LLC · Absorption of radiations, caustics, toxic and noxious substances

Mechanic was removing tape off of a diesel fuel high pressure hose when the pressure fuel punctured his finger causing possible fuel injected into this finger.

May 11, 2015 KS · Metal/Non-Metal welder (non-shop) HANDLING OF MATERIALS
Cornejo & Sons LLC · Struck by falling object

Maintenance was being performed on a skid frame that will be installed on a new floating booster. The employee went to assist the others when the forklift got stuck while bring an I-Beam down. Then the forks released the I-Beam wasn't secure causing it strike him on his head.

March 12, 2015 KS · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer SLIP OR FALL OF PERSON
Cornejo & Sons LLC · Over-exertion (Not Elsewhere Classified)

Employee was walking down the stairs of the plant following some routine maintenance and missed a step. Employee caught himself on the handrail of the stairs and felt a sharp pain in his shoulder.

2004 · 1 incident

March 25, 2004 KS · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Ark River Sand Inc · Over-exertion in pulling or pushing objects

EMPLOYEE AND TWO OTHER EMPLOYEES WERE PULLING ON A DREDGE CABLE THAT WAS STUCK IN THE SAND. THE NEXT MORNING, EMPLOYEE REPORTED THAT HIS BACK WAS HURTING.

2002 · 1 incident

March 26, 2002 KS · Metal/Non-Metal barge/boat/dredge/towbarge/towboat/leach operator, riverman, deck hand HANDLING OF MATERIALS
Ark River Sand Inc · Struck by falling object

EMPLOYEE WAS INSIDE SHAKER DECK CHANGING SCREENSWHEN SOMETHING GOT IN HIS EYE. HE WAS WEARING SAFETY GLASSES, BUT HAVING TO LIE ON HIS BACK LOOKING UP, WITH HEAD TILTED UP, APPARENTLY LET SMALL PIECE OF RUST OR SAND GET IN AROUND EDGE OF SAFETY GLASSES.

2001 · 1 incident

November 5, 2001 KS · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
Ark River Sand Inc · Caught in, under or between (Not Elsewhere Classified)

EMPLOYEE WAS REMOVING A GRINDER FORM THE SIDE TOOL BOX OF THE SERVICE TRUCK, WHEN HE ACCIDENT-ALLY SHUT THE DOOR WITH HIS FINGER IN IT. EMPLOYER WAS NOT NOTIFIED OF INJURY UNTIL THE EMPLOYEE 'S MEDICAL INSURANCE DENIED PAYMENT OF THE BILL.

1990 · 1 incident

October 30, 1990 KS · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator HANDLING OF MATERIALS
Feaster Brothers Inc · Contact with hot objects or substances

EMPLOYEE LOOSENED RADIATIOR CAP WHEN HOT AND HOTCOOLANT BURNED INSIDE OF LEGS.HE WAS GOING TO CHECK COOLANT IN RADIATOR.

For insurers, brokers, and safety consultants

The full compliance file on Oxford Sand and Gravel

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.