SEE ATTCH: DRIVING LOADER TO PIT TO REMOVE CLAY OVERBURDEN PREVIOUSLY PUSHED TO FLOOR FROM TOP OF PIT BY TRACK DOZER.WHEN EMPL STARTED DESCENT INTO PIT LOADER ROADE TOE OF BERM FOR SEVERAL HUN DRED FEET THEN VEERED AT 45 DEG ANGLE OVER BERM OVER 50-60' AREA BETWEEN BERM AND PIT WALL THEN DROVE OFF EDGE OF PIT LANDING ON PIT FLOOR.ALTHOUGH LOADER WAS FOUND IN UPRIGHT POSITION CRUSHE
Mayhew Plant Metal/Non-Metal
Mayhew Plant has $52K in proposed MSHA penalties and $0 outstanding across 1 contested dockets, plus health sampling and the full incident record.
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Email me when a new MSHA incident is filed at Mayhew Plant.
- Fatalities
- 1
- Total incidents
- 55
- Years on record
- 1985–2020
- Latest incident
- Apr 2020
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This rate is recorded citations divided by MSHA inspection hours, per 100 hours. It reflects inspection effort, not mine size or production.Mayhew Plant has $52K in proposed MSHA penalties and $0 outstanding across 1 contested dockets.
ⓘ
Differences between proposed and paid penalties reflect both settlements and conference reductions and amounts still owed. Outstanding is the balance currently owed.ⓘ
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.| Quarter | Hours worked | Citations | S&S | Per 1M hrs |
|---|---|---|---|---|
| 2025 Q4 | 8,618 | 3 | 1 | 348.1 |
| 2025 Q3 | 10,237 | 0 | 0 | 0.0 |
| 2025 Q2 | 8,124 | 0 | 0 | 0.0 |
| 2025 Q1 | 7,801 | 0 | 0 | 0.0 |
| 2024 Q4 | 7,483 | 9 | 3 | 1202.7 |
| 2024 Q3 | 2,607 | 3 | 1 | 1150.7 |
| 2024 Q2 | 0 | 0 | 0 | |
| 2024 Q1 | 0 | 0 | 0 |
Show 96 earlier quarters Hide earlier quarters
| Quarter | Hours worked | Citations | S&S | Per 1M hrs |
|---|---|---|---|---|
| 2023 Q4 | 0 | 1 | 0 | |
| 2023 Q3 | 0 | 0 | 0 | |
| 2023 Q2 | 0 | 0 | 0 | |
| 2023 Q1 | 0 | 0 | 0 | |
| 2022 Q4 | 0 | 0 | 0 | |
| 2022 Q3 | 0 | 0 | 0 | |
| 2022 Q2 | 0 | 0 | 0 | |
| 2022 Q1 | 0 | 0 | 0 | |
| 2021 Q4 | 457 | 2 | 0 | 4376.4 |
| 2021 Q3 | 603 | 0 | 0 | 0.0 |
| 2021 Q2 | 1,676 | 1 | 1 | 596.7 |
| 2021 Q1 | 2,648 | 0 | 0 | 0.0 |
| 2020 Q4 | 3,169 | 2 | 0 | 631.1 |
| 2020 Q3 | 3,748 | 0 | 0 | 0.0 |
| 2020 Q2 | 3,653 | 5 | 2 | 1368.7 |
| 2020 Q1 | 3,144 | 0 | 0 | 0.0 |
| 2019 Q4 | 3,206 | 8 | 1 | 2495.3 |
| 2019 Q3 | 4,056 | 0 | 0 | 0.0 |
| 2019 Q2 | 2,949 | 14 | 5 | 4747.4 |
| 2019 Q1 | 2,130 | 1 | 1 | 469.5 |
| 2018 Q4 | 3,468 | 0 | 0 | 0.0 |
| 2018 Q3 | 5,309 | 1 | 1 | 188.4 |
| 2018 Q2 | 5,991 | 0 | 0 | 0.0 |
| 2018 Q1 | 6,242 | 0 | 0 | 0.0 |
| 2017 Q4 | 5,503 | 5 | 1 | 908.6 |
| 2017 Q3 | 6,457 | 0 | 0 | 0.0 |
| 2017 Q2 | 6,379 | 1 | 1 | 156.8 |
| 2017 Q1 | 5,359 | 4 | 3 | 746.4 |
| 2016 Q4 | 5,008 | 0 | 0 | 0.0 |
| 2016 Q3 | 6,966 | 0 | 0 | 0.0 |
| 2016 Q2 | 4,543 | 0 | 0 | 0.0 |
| 2016 Q1 | 3,973 | 6 | 1 | 1510.2 |
| 2015 Q4 | 4,972 | 5 | 3 | 1005.6 |
| 2015 Q3 | 3,950 | 7 | 2 | 1772.2 |
| 2015 Q2 | 5,429 | 0 | 0 | 0.0 |
| 2015 Q1 | 6,761 | 2 | 1 | 295.8 |
| 2014 Q4 | 6,845 | 0 | 0 | 0.0 |
| 2014 Q3 | 6,406 | 0 | 0 | 0.0 |
| 2014 Q2 | 6,698 | 2 | 1 | 298.6 |
| 2014 Q1 | 5,403 | 1 | 0 | 185.1 |
| 2013 Q4 | 5,128 | 2 | 2 | 390.0 |
| 2013 Q3 | 4,855 | 0 | 0 | 0.0 |
| 2013 Q2 | 4,179 | 0 | 0 | 0.0 |
| 2013 Q1 | 3,649 | 0 | 0 | 0.0 |
| 2012 Q4 | 2,368 | 1 | 1 | 422.3 |
| 2012 Q3 | 1,057 | 0 | 0 | 0.0 |
| 2012 Q2 | 983 | 0 | 0 | 0.0 |
| 2012 Q1 | 2,151 | 0 | 0 | 0.0 |
| 2011 Q4 | 3,446 | 1 | 0 | 290.2 |
| 2011 Q3 | 5,580 | 0 | 0 | 0.0 |
| 2011 Q2 | 5,659 | 0 | 0 | 0.0 |
| 2011 Q1 | 5,568 | 0 | 0 | 0.0 |
| 2010 Q4 | 5,592 | 1 | 0 | 178.8 |
| 2010 Q3 | 6,145 | 0 | 0 | 0.0 |
| 2010 Q2 | 7,026 | 0 | 0 | 0.0 |
| 2010 Q1 | 6,390 | 0 | 0 | 0.0 |
| 2009 Q4 | 4,925 | 4 | 3 | 812.2 |
| 2009 Q3 | 5,206 | 1 | 0 | 192.1 |
| 2009 Q2 | 3,102 | 0 | 0 | 0.0 |
| 2009 Q1 | 3,411 | 0 | 0 | 0.0 |
| 2008 Q4 | 6,360 | 0 | 0 | 0.0 |
| 2008 Q3 | 9,079 | 0 | 0 | 0.0 |
| 2008 Q2 | 9,931 | 0 | 0 | 0.0 |
| 2008 Q1 | 12,596 | 0 | 0 | 0.0 |
| 2007 Q4 | 14,699 | 0 | 0 | 0.0 |
| 2007 Q3 | 17,011 | 0 | 0 | 0.0 |
| 2007 Q2 | 19,436 | 0 | 0 | 0.0 |
| 2007 Q1 | 18,335 | 1 | 0 | 54.5 |
| 2006 Q4 | 18,318 | 0 | 0 | 0.0 |
| 2006 Q3 | 19,635 | 1 | 0 | 50.9 |
| 2006 Q2 | 22,003 | 0 | 0 | 0.0 |
| 2006 Q1 | 22,206 | 0 | 0 | 0.0 |
| 2005 Q4 | 21,755 | 0 | 0 | 0.0 |
| 2005 Q3 | 22,313 | 3 | 0 | 134.5 |
| 2005 Q2 | 23,639 | 0 | 0 | 0.0 |
| 2005 Q1 | 21,523 | 1 | 0 | 46.5 |
| 2004 Q4 | 23,418 | 0 | 0 | 0.0 |
| 2004 Q3 | 25,349 | 1 | 0 | 39.4 |
| 2004 Q2 | 25,929 | 0 | 0 | 0.0 |
| 2004 Q1 | 25,939 | 0 | 0 | 0.0 |
| 2003 Q4 | 24,989 | 1 | 0 | 40.0 |
| 2003 Q3 | 26,452 | 8 | 4 | 302.4 |
| 2003 Q2 | 26,741 | 0 | 0 | 0.0 |
| 2003 Q1 | 25,843 | 4 | 2 | 154.8 |
| 2002 Q4 | 25,017 | 0 | 0 | 0.0 |
| 2002 Q3 | 23,214 | 0 | 0 | 0.0 |
| 2002 Q2 | 22,003 | 18 | 4 | 818.1 |
| 2002 Q1 | 24,474 | 10 | 1 | 408.6 |
| 2001 Q4 | 20,899 | 0 | 0 | 0.0 |
| 2001 Q3 | 21,054 | 0 | 0 | 0.0 |
| 2001 Q2 | 19,224 | 21 | 5 | 1092.4 |
| 2001 Q1 | 15,314 | 0 | 0 | 0.0 |
| 2000 Q4 | 17,898 | 0 | 0 | 0.0 |
| 2000 Q3 | 18,338 | 0 | 0 | 0.0 |
| 2000 Q2 | 18,679 | 4 | 1 | 214.1 |
| 2000 Q1 | 17,279 | 0 | 0 | 0.0 |
Fatalities at this mine
1 recordedReportable incidents
54 on file (excluding fatalities above)2020 · 1 incident
Miner was operating an excavator (Cat 385) when they experienced a seizure. Coworker in a truck (Cat 745C) arrived to load and notice the excavator boom extended instead of in loading position and saw the operator in the cab leaning against the window. Coworker found the excavator operator to be unconscious and turned off the excavator. Coworker called supervisor and 911.
2014 · 1 incident
Employee complained of nausea and asked to go home. Other employees recognized symptoms consistent with a heart attack, and called 911. It was later determined that the employee did suffer a heart attack.
2010 · 1 incident
EE was cutting a piece of 6" channel steel at the steel rack behind the shop. He lifted the channel up and shored it with another smaller piece of steel so he could cut with the welding torch, he turned around to grab the torch, at that time some steel pipe slid off the rack and struck his right foot.
2008 · 1 incident
EE was heating a part to remove a broken steering ball stud in a cat 775D haul truck. Some hot grease spat back at him and struck his right forearm and caused him to srop the hot torch. The torch flame flashed by his side and burned his abdomen.
2005 · 3 incidents
Employee was operating loader controls for another mechanic who was changing bucket pins. The cab was getting warm, so EE turned on the A/C. He then stuck his hand into the vent cavity (the vent louver was off & sitting on the dash in front of EE) to feel the air temperature. His left index & middle fingers came in contact with the A/C fan blower wheel.
EMPLOYEE WALKING ON DECK REBAR APPROXIMATELY 12" HIGH LOST HIS FOOTING CAUSING HIM TO SPRAIN/STRAIN HIS RIGHT ANKLE. EMPLOYEE DID NOT INFORM EMPLOYER UNTIL 11/4/05.
WHILE EE WAS USING A CHOP SAW TO CUT A PIECE OF METAL, THE CHOP SAW DISC BROKE. A PIECE OF THE DISC FLEW AND HIT HIS FINGER, MAKING A SMALL CUT ON HIS RIGHT INDEX FINGER.
2004 · 2 incidents
While stepping from machine to a ladder, pant leg got caught on the battery box. This caused him to fall, landing on his left side.
WHILE SHOP MECHANIC WAS WORKING ON MOTOR GRADER ALTERNATOR, HIS ELBOW BUMPED THE HOOD SAFETY LATCH BRINGING THE HOOD DOWN ON TOP OF HIS HEAD. THIS RESULTED IN ABOUT A ONE INCH SUPERFICIAL LACE RATION ON TOP OF HIS HEAD.
2003 · 1 incident
WHILE CHANGING A SCREEN ON OUR PORTABLE PLANT, EE WAS SWINGING A HAMMER TO BREAK FREE THE OLD SCREEN. HE MISSED THE TARGET AREA AND HIT HIS LEFT THUMB. THE CONTRIBUTING CAUSE OF THIS INJURY WA S HIS HAND IN THE PATH OF THE IMPACT AREA.
2001 · 2 incidents
AS EE REMOVED CHOCK ON WHEELS OF CONVEYOR TO HOOK CHAIN TO LOADER BUCKET O MOVE STACKER, CONVEYOR ROLLED INTO LOADER BUCKET EDGE, PINCHING HIS CALF (LEFT LEG).
EE WAS TAKING SCREENS OFF OF FORKLIFT WHEN A SCREEN SLIPPED FROM HIS HAND & STRUCK HIS LEG RESULTING IN A LACERATION TO HIS LOWER LEFT LEG REQUIRING 6 STAPLES TO CLOSE. BACK TO WORK SAME DAY.
2000 · 1 incident
LIFTING A STEEL PLATE WITH A SLING ATTACHED TO ELECTRIC HOIST. SLING SLIPPED OUT OF HOIST HOOK AND THE STEEL PLATE FELL OUT OF SLING HITTING LEFT FOOT EMPLOYEE.
1999 · 1 incident
EE WAS RETRIEVING TOOL FOR MECHANIC STEPPED DOWNOFF LADDER & LOST BALANCE DUE TO UNEVEN GROUND & FELL ON RT WRIST Y
1998 · 1 incident
EE WAS DUMPING HIS LOAD AND SITTING IN A TWISTED POSITION WATCHING THE LOAD TURNED BACKWARDS. HE DROVE OVER A ROCK JARRING THE WAGON AND CAUSING PAIN IN HIS BACK.
1997 · 1 incident
EMPLOYEE WAS WORKING WITH ANOTHER EMPLOYEE REPLACING THE BEARING ASSEMBLY ON THE WASH SCREW. EMPLOYEE CAUGHT HIS FINGERS BETWEEN THE WASH SCREW AND THE BEARING ASSEMBLY SMASHING HIS FINGER.
1995 · 1 incident
EMPLOYEE WAS REPLACING THE STEERING ARM ON THE PLANT SERVICE TRUCK. HE CAUGHT HIS FINGER AS HE WAS PUSHING THE STEERING ARM INTO PLACE.
1991 · 1 incident
EE WAS WORKING WITH ANOTHER EE INSTALLING A DRIVELINE IN THE 985 LOADER. HIS HAND BECAME CAUGHT BETWEEN DRIVELINE AND YOKE ON THE LOADER PINCHING AND LACERATING HIS FINGER.
1990 · 2 incidents
EE WAS WORKING ON 988B LOADER. HE WAS CLIMBING DOWN FROM LOADER AND SLIPPED A FELL.
EMPL WAS STRIKING REVOLVING SCRRN WITH BOARD TO CLEAN SCREEN. BOARD BOUNCED OFF SCREEN & STRUCK EMPL IN THIGH.
1989 · 1 incident
EMPLOYEE WAS WELDING INSIDE THE FEEDER. IN THE PROCESS OF THE WELDING PROJECT, THE EMPLOYEE WAS CLIMBING IN AND OUT OF THE FEEDER AND WORKING ON HIS KNEES. EMPLOYEE CONTINUED WORKING ON PROJE CT BUT THE DISCOMFORT IN THE KNEES REQUIRED HE SEE A DOCTOR BUT THE DISCOMFORT IN THE KNEES EMPLOYEE REQUIRED WORKING ON PROJECT BUT THE DISCOMFORT IN THE KNEES REQUIRED HE SEE A DOCTOR ON 10-
1988 · 4 incidents
EMPLOYEE JUMPED 3-4' TO GROUND FROM THE PLANT AND INJURED HIS LEG.
WAS OPERATIONG LOADER DIGGING WUARRY WALL SECTION DISLODGED FALLINT INTO BUCKET CAUSING LOADER TO DO AN INVERTED WHEELIE EMPLOYEE HIT HIS HEAD ON CANOPY STRIKING THE TOGGLE SWITCH
EMP. WAS WORKIN1 WITH CONVEYOR FRAME WHEN THE FRAME FELL AND THE EMP. SUFFERED A BROKEN TOE.
EMPLOYEE WAS PRYING ROCKS OUT OF GRIZZLY WHEN A LARGE ROCK FELL AGAINST HAND. ACCIDENT WAS NOT REPORTED TO SUPERVISOR UNTIL 2-11-88 WHEN HANDBEGAN TO SWELL AND PAIN WORSENED. DIAGNOSED AS FRAC
1987 · 9 incidents
EMPLOYEE SLIPPE8 WHILE WALKING DOWN STAIRS AT PAPLANT AND TWISTED ANKLE.
EMPLOYEE WAS OP9RATING ATHEY WAGON WHEN THE SEAT SHIFTED SUDDENLY FROM BEING BOLTED DOWN INCORRECTLY.
EMPLOYEE WAS PU5LING SCREENS INTO PLACE ON SCREEN CLECK WHEN HE PULLED THE WRONG WAY AND HURT HIS ELBOW.
LADDER SHIFTED 4HILE EMPLOYEE WAS CLIMBING DOWN IT AND HE FELL.
EMPLOYEE WAS AD4USTING THE JAW CRUSHER. IN DOING SO, HE NEEDED TO LOOSEN THE JAW BY HAMMERING IT FREE AS IT GOT STUCK AND HAMMERED HIS HAND INADVERTENTLY.
WIND BLEW FORIE3G OBJECT INTO EMPLOYEES EYE WHILE HE WAS WORKING.
PAINTING-THIS P5RT ADDED FROM REQ LETTER SETTING CONVEYOR ON CONVEYOR PAINT STAND.FROM FORKLIFT TO STAND.STRAINED LOWER BACK MUSCLES.
INSTALLING CEME3T WEIGHT AT READY MIX TEMECULA PLANT.UNKNOWN FOREIGN DEBRIS FELL INTO EYES.
EMPLOYEE GRINDI3G ON STEEL PLATE PIECE OF METAL WENT INTO EYE EMPLOYEE WAS WEARING SAFETY GLASES
1986 · 6 incidents
EMPLOYEE ADDED 2IL TO HYD TANK BUT BUCKET WAS NOT FULLY LOWERED SO THE TANK WAS OVER FILLED WHEN HE LOWERED BUCKET IT BLEW THE CAP OFF AND SPRAYED HIM WITH OIL WHICH GOT IN HIS EYE
WELDING IN ENCL2SED AREA AND SUFFERED FLASHBURN TO EYES
OPERATING A BIG1LOADER, PAIN STARTED IN LEFT SHOULDER. BECAME BAD ENOUGH TO SEND HIM HOME. HE GOT SOME REST & ABOUT 10:00 THE PAIN RETURNED MUCH STRONGER
OILING WHEELS O3 TOOLBOX, BOTTOM BOX WAS TITLTED SLIGHTLY, WHEN HE BENT OVER TO APPLY OIL TO WHEELS & TOP. TOOLBOX SLID OFF STRIKING HIM ON HEAD, SHOULDERS & CHEST
EMP WAS REPLACI3G OIL PAN ON CATERPILLAR ENGINE & FAILED TO REMOVE NAILS FROM LUMBER HE AS USING UNDER THE M ACHINE
SLIPPED AT PLAN7 & HURT LEFT ANKLE.
1985 · 14 incidents
CHECKING BELTS 5ND BREAKINGS ON HEAD PULLEY AND GEARING STRAINED MUSCLES.
HELPING A WELDE9 AND CAUGHT A GLIMPSE OF WELDING PROCESS, SUSTAINING FLASHBURN IN BOTH EYES.
WORKING IN PLAN7 EXPOSED TO POISION IVY.
CUTTING NOTCH I3 RUBBER CONVEYOR BELT WITH RAZOR KNIFE, KNIFE SLIPPED AND CUT RIGHT THIGH.
PUSHING SAND OF0 SLOPE WITH TRACTOR, GOT SAND IN EYES.
STANDING IN WAT9R DOING THE DAYS WORK, CAUSED INFECTION IN BIG TOE.
PULLING ON HOSE3FROM WATER TRUCK. PULLED BACK MUSCLE.
HIT FOREHEAD ON3PIECE OF STEEL WHILE WASHING PULLY ON CONVEYOR BELT.
WELDING WITH TO9CH, STEEL PIECES FLEW OUT, WENT BEHIND GLASSES AND GOT INTO RIGHT EYE.
TWISTED ANKLE W2ILE GETTING OUT OF TRUCK.
EMPLOYEE THAT W5S BREAKING UP BIG BOULDERS STRUCK A BOULDER, PIECE OF ROCK FLEW INTO OTHER EMPLOYEES EYE.
CHIPPING SLAG, 0OREIGN ITEM WENT INTO EYE.
SHOVELING AROUN8 THE PLANT, CAME INTO CONTACT WITH POSION OAK.
EMPLOYEE ATTEMT9D TO REPAIR WELDER WHILE WELDER WAS STILL RUNNING. STUCK FINGER IN FAN.
The full compliance file on Mayhew Plant
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.