Mining Incidents

Eliot Plant Metal/Non-Metal

Controlled by Cemex S A
Pleasanton, Alameda County, CA  ·  Active
MSHA Mine ID: 0401891

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Fatalities
0
Total incidents
43
Years on record
2000–2020
Latest incident
Aug 2020
Compliance record
MSHA citations since 2000
541
citations
137
significant & substantial
$386,316
proposed penalties
$310,672
paid to date
Source: MSHA violations data, updated weekly.
Quarterly safety rates
Citations per million employee-hours, as reported to MSHA
Quarter Hours worked Citations S&S Per 1M hrs
2025 Q4 15,181 3 0 197.6
2025 Q3 16,233 0 0 0.0
2025 Q2 15,736 4 0 254.2
2025 Q1 10,924 9 0 823.9
2024 Q4 14,348 0 0 0.0
2024 Q1 12,432 14 2 1126.1
2023 Q3 13,772 0 0 0.0
2023 Q2 14,848 3 0 202.0
Quarters under 100,000 reported hours are greyed: too few hours for a stable rate.
No fatalities recorded at this mine.

Reportable incidents

43 on file

2020 · 1 incident

August 12, 2020 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
CEMEX Construction Materials Pacific, LLC · Caught in, under or between a moving and a stationary object

Improper placement of hands/tool usage. The pry bar being used slipped and pinned the operator's hand between the pry bar and the pump causing a laceration to the left thumb.

2017 · 1 incident

November 3, 2017 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
CEMEX Construction Materials Pacific, LLC · Struck by flying object

Mechanic was in the process of changing the teeth on an excavator bucket. The teeth were difficult to remove and required the use of a sledge hammer to work them loose. While hammering the one of the teeth loose, a small shard of metal broke away on impact and imbedded into employee's left leg below the knee.

2016 · 2 incidents

December 13, 2016 CA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator SLIP OR FALL OF PERSON
CEMEX Construction Materials Pacific, LLC · Fall to the walkway or working surface

EE was finishing a conveyor belt repair & was climbing off the conveyor when left foot got caught by the water hose that runs along the frame of the conveyor causing EE to trip & EE landed on right knee. EE reported the incident to management, first aid was administered and the employee was taken to clinic for evaluation. EE was placed on modified duty.

October 5, 2016 CA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
CEMEX Construction Materials Pacific, LLC · Fall from scaffolds, walkways, platforms

Employee was working in the tunnel around the surge feeder on the platform and had left the trap door open. EE was spraying down the feeder with water when EE had sprayed self in the face and stepped back into the access point falling less than 6' onto the dirt below. Please refer to Citations 8991106 & 8991107

2015 · 3 incidents

November 19, 2015 CA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman MACHINERY
CEMEX Construction Materials Pacific, LLC · Struck by falling object

Employee was chipping out build up inside of cone crusher, accumlated debris fell on employee causing him to sprain neck.

May 19, 2015 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech POWERED HAULAGE
CEMEX Construction Materials Pacific, LLC · Struck by... (Not Elsewhere Classified)

One of the tail pulleys had buildup behind the guard that was covering the wing pulley. EE took a 36" long rod with a hook at one end and inserted it in a 1" space in the guard to sweep the material free from the tail pulley. In doing so the rod was caught by the wing pulley and ripped the rod from his hand which resulted in breaking the skin and his thumb.

2010 · 4 incidents

October 8, 2010 CA · Metal/Non-Metal superintendent MACHINERY
Cemex Construction Materials LP · Struck by... (Not Elsewhere Classified)

We were cutting down a 30' section of conveyor and IE was making what he thought was the final cut, but he over looked one 2" metal water pipe on the catwalk so when he made the cut, the 2" metal water pipe came up and hit IE from behind and injured his back and face.

September 4, 2010 CA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
Cemex Construction Materials LP · Fall onto or against objects

Employee was washing out the main dozer trap feeder with a water hose. When he exited the feeder he slipped on the wet rock and cut his right hand on a sharp rock. He was not wearing gloves at the time of the accident. Went to doctor and received three stitches.

September 4, 2010 CA · Metal/Non-Metal assayer, geologist, metallurgist, engineer, engineer management SLIP OR FALL OF PERSON
Cemex Construction Materials LP · Fall onto or against objects

Emp. was checking PC-6 head section drive belts, 14" from ground. He climbed onto belt, got on his knees, leaned out over the box, he grabbed a piece of angle iron that was not connected and slipped away. He lost his balance and fell into head box (5 1/2" deep). He reached up with his left hand & grabbed side of head box to break his fall, dislocating his left shoulder.

August 20, 2010 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
Cemex Construction Materials LP · Struck by... (Not Elsewhere Classified)

EMPLOYEE WAS REPAIRING LACINGS ON CONV. #4 AT THE SCRUBBER, USING AN AIR HAMMER AND HIS LEFT HAND HOLDING THE FASTENER PUSHING IT UP UNDER THE BELT. THE BIT SLIPPED HITTING HIS LEFT HAND. HE WAS GIVEN FIRST AID AT THE SHOP AND TAKEN TO AN EMERGENCY ROOM FOR TREATMENT.

2009 · 2 incidents

October 15, 2009 CA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman MACHINERY
Cemex Construction Materials LP · Over-exertion (Not Elsewhere Classified)

Employee was using pressure hose around the old rinsing area cleaning tail pulleys on 10-15-09. On 10-16-09, 8:30 a.m. he reported to superintendent that his back and leg pain was worse than yesterday (did not go away overnight). Employee was sent to medical clinic. Diagnosis was ls strain with modified duty.

September 4, 2009 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
Cemex Construction Materials LP · Fall to lower level, (Not Elsewhere Classified)

Emp was starting load out system, slipped on concrete pad falling into 3 feet of soft material, he managed to free himself. He went to mmedical clinic and received a return to work on 9/5/09. He received pains and anti-inflamatory medications. Upon follow up 9/8/09 he was given physical therapy for 2 weeks 3 times a week. He returned to full time work with no loss time.

2007 · 3 incidents

August 6, 2007 CA · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer MACHINERY
Cemex Construction Materials LP · Struck against a moving object

On 8-6-07 employee complained about sore knee from slamming on D9L Dozer brakes. Did not want medical attention. On 9-4-07 complained about his knee being swollen. Sent him to doctor and he was cleared for work. Medication: Oxyproxin more than 1 dose (anti-inflammatory).

June 8, 2007 CA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDTOOLS (NONPOWERED)
Cemex Construction Materials LP · Struck by... (Not Elsewhere Classified)

EE was cutting a piece of wear rubber. He was cutting towards himself & cut right thigh. Required 3 stitches.

May 2, 2007 CA · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver SLIP OR FALL OF PERSON
Cemex Construction Materials LP · Fall to the walkway or working surface

West Coast Sand and Gravel truck driver slipped & fell at self loading bunker #6, he was stepping over a space of 32" wide & 34" tall; hitting his head, side of chest, right hand & elbow abrasion. Weather was drizzling & damp. After the accident a catwalk & handrail was installed.

2006 · 3 incidents

October 4, 2006 CA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
CEMEX · Over-exertion (Not Elsewhere Classified)

While shoveling, employee was bent over and twisting left with the shovel. He overextended, pulling lower back.

August 26, 2006 CA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman OTHER
CEMEX · Unclassified, insufficient data

Employee was found @ 7:40am collapsed in tunnel walkway. Emergency procedures were admininstrated to no avail.Employee was pronounced dead at the site preliminary findings were by natural causes.Awaiting final determination.

April 10, 2006 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
CEMEX · Caught in, under or between (Not Elsewhere Classified)

After cutting a steel plate, it was being turned over to de-slag the cut edge; when it slipped out of his hands and caught his finger between the two pieces of steel.

2004 · 3 incidents

May 5, 2004 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
CEMEX · Struck by... (Not Elsewhere Classified)

EE WAS WORKING AROUND CLASSIFIER WHEN SOMETHING BLEW IN EE'S EYE RESULTING IN DISCOMFORT & MEDICAL TREATMENT FLUSHING OUT, ECT

April 8, 2004 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech EXPLODING VESSELS UNDER PRESSURE
CEMEX · Contact with hot objects or substances

EE WAS CHECKING RADIATOR FLUID, WHEN HE TURNED THE CAP IT BLEW OFF CAUSING FLUID TO SHOOT OUT OF TOP OF RADIATOR, CAUSING BURNS TO HIS HANDS & FACE.

February 11, 2004 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
CEMEX · Contact with hot objects or substances

WHILE EMPLOYEE WAS CUTTING A NUT OFF A BOLT SOME HOT SLAG POPPED AND LANDED IN HIS LEFT EAR.

2003 · 4 incidents

November 10, 2003 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDTOOLS (NONPOWERED)
CEMEX · Struck by... (Not Elsewhere Classified)

WHILE EE WAS CUTTING A CONVEYOR BELT THE RAZOR KNIFE HE WAS USING SLIPPED OFF BELT, CUTTING HIS LEFT MIDDLE FINGER.

June 10, 2003 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
CEMEX · Contact with hot objects or substances

WHILE EE WAS LAYING ON HIS BACK, CUTTING A WATER PIPE A PIECE OF HOT METAL SLAG FELL INTO HIS RIGHT EAR.

April 18, 2003 CA · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator SLIP OR FALL OF PERSON
CEMEX · Over-exertion (Not Elsewhere Classified)

WHILE STEPPING OFF LOADER WHILE FUELING, EE FELT A PAIN IN THE LEFT LOWER BACK & LEFT LEG.

January 30, 2003 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
CEMEX · Caught in, under or between two or more moving objects

WHILE EE WAS REMOVING SOME PIPE FOR A JOB HE WAS WORKING ON SOME PIPE ROLLED OFF THE AND LANDED ON HIS RIGHT HAND INJURING HIS PINKY FINGER.

2002 · 7 incidents

September 13, 2002 CA · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer SLIP OR FALL OF PERSON
CEMEX · Fall from machine

EE WAS PARKING DOZER AT THE END OF HIS SHIFT AS HE WAS STEPPING OFF THE DOZER, HE SLIPPED ON THE DOZER TRACK AND FELL TO THE GROUND BREAKING HIS RIGHT HIP.

August 27, 2002 CA · Metal/Non-Metal truck driver HANDLING OF MATERIALS
CEMEX · Struck against stationary object

GOT ON 50 TON HAUL TRUCK TO MOVE DUST. REACHED BEHIND SEAT TO RETRIEVE WINDOW CLEANER. FELT BUMP ON HAND. PULLED BACK AND NOTICED CUT ON FINGER.

August 24, 2002 CA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
CEMEX · Over-exertion in pulling or pushing objects

EE WAS CLEANING TAIL PULLEY ON CONVEYOR 13. WHILE CLEANING PULLEY HE BEGAN TO FEEL BURNING PAIN IN THE GROIN AREA. WAS TOLD TO KEEP AN EYE ON IT AND IF IT GOT WORSE, EE WOULD NEED SURGERY. EE WENT IN FOR SURGERY ON 2-12-03.

June 26, 2002 CA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman HANDLING OF MATERIALS
CEMEX · Inhalation of radiations, caustics, toxic and noxious substances

INHALED OILY GASES, WHILE SHOVELING DUST UNDER CONVEYOR BELT. OIL HAD BEEN LEAKING FOR 3 WEEKS WAS TOLD IT WAS TO BE FIXED.

June 4, 2002 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech MACHINERY
CEMEX · Struck by flying object

EE WAS GRINDING BURRS OUT OF HOLES WITH GRINDING WHEEL. SOME FRAGMENTS FLEW & HIT EE IN RIGHT EYE.

May 16, 2002 CA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman STEPPING OR KNEELING ON OBJECT
CEMEX · Struck against stationary object

WHILE WALKING TO CONVEYOR 30 EE STEPPED IN SOME WATER WITH HIS RUBBER BOOTS & A NAIL WENT THRU THE BOOT PUNCTURING HIS LEFT FOOT.

March 9, 2002 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech SLIP OR FALL OF PERSON
CEMEX · Struck by flying object

TIGHTENING STATIONARY JAW PLATE CRUSHER BOLT SPRING LOADED. BOLT BROKE, STRIKING IN CHEST & STOMACH CAUSING VICTIM TO FALL ON BACK.

2001 · 5 incidents

November 9, 2001 CA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDLING OF MATERIALS
CEMEX · Caught in, under or between (Not Elsewhere Classified)

WHILE INSTALLING SCREEN MAT ON SCREEN #11 MY FINGER GOT CAUGHT BETWEEN SCREEN MAT AND SCREEN #11.

August 28, 2001 CA · Metal/Non-Metal greaser, grease man, oiler, lube man, dragline oiler HANDLING OF MATERIALS
CEMEX · Struck by... (Not Elsewhere Classified)

PIECE OF METAL SLIVER WENT THROUGH COVERALLS WHILE DOING REPAIR WORK AND STEPPING OFF TRACK IT DRAGLINE.

May 4, 2001 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech OTHER
CEMEX · Absorption of radiations, caustics, toxic and noxious substances

WAS WALKING BY SCRUBBER UNIT WHEN HE FELT BURNING SENSATION ON NECK.

January 31, 2001 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
CEMEX · Struck against stationary object

INJURY HAPPENED ON 1/31/01. HAD REOCCURRING PROBLEM 3/30/01. HAD TO GO TO DOCTOR WHO REFERRED TOORTHOPEDIC. WAS INSTALLING TROUGHING ROLLER. ELBOW HIT METAL FRAME.

January 18, 2001 CA · Metal/Non-Metal bulldozer operator, universal operator, heavy equipment operator, operating engineer MACHINERY
CEMEX · Struck by... (Not Elsewhere Classified)

WHILE EE WAS PUSHING MATERIAL AT SURBE PILE MUD FLEW UP OFF OF TRACK HITTING HIM IN THE EYE.

2000 · 5 incidents

December 12, 2000 CA · Metal/Non-Metal backhoe operator, trackhoe operator, crane operator OTHER
CEMEX · (Not Elsewhere Classified)

WHILE OPERATING DRAGLINE EMPLOYEE EXPERIENCED SOME NUMBNESS ALONG LEFT SIDE OF FACE ARM AND LEG.

December 11, 2000 CA · Metal/Non-Metal maintenance man, mechanic, repair/serviceman, boilermaker, fueler, tire tech, field service tech HANDLING OF MATERIALS
CEMEX · Struck against stationary object

WHILE SLIDING STEEL PLATE OVER SIDE OF PLANT IT HUNG UP ON A BOLT CAUSING ME TO RUN INTO IT AND BREAKING #11 TOOTH AND HAVING IT EXTRACTED.

October 21, 2000 CA · Metal/Non-Metal laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman SLIP OR FALL OF PERSON
CEMEX · Fall down stairs

FOOT SLIPPED OFF STAIRWAY AND EE FRACTURED LEFT HAND AND ARM.

August 23, 2000 CA · Metal/Non-Metal miner, nec OTHER
CEMEX · (Not Elsewhere Classified)

CHESTPAIN, EYE PAIN, ARM PAIN, HEART PAIN.

May 12, 2000 CA · Metal/Non-Metal beltman, conveyor man, conveyor belt worker, mobile bridge carrierman, feeder operator, conveyor rider POWERED HAULAGE
CEMEX · Fall to the walkway or working surface

EE WAS REMOVING SANDSHOE FROM BELT, BELT CAUGHT EE'S SHIRT HE LOST BALANCE AND FELL ON LEFT KNEE.