MARIPOSA AGGREGATES QUARRY
Metal/Non-Metal
Mariposa County,
CA
·
Abandoned
MSHA Mine ID: 0404785
MARIPOSA AGGREGATES QUARRY has $14K in proposed MSHA penalties and $14K outstanding across 7 contested dockets, plus health sampling and the full incident record.
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- Fatalities
- 0
- Total incidents
- 20
- Years on record
- 1989–1994
- Latest incident
- Oct 1994
Compliance record
MSHA citations since 2000
12
significant & substantial
$14,497
proposed penalties
0% of proposed penalties paid to date, a $14,497 gap.
Source: MSHA violations data, updated weekly.
Inspection activity
MSHA inspections since 2000
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: 97 inspection hours is too few for a stable rate. A minimum of 1,000 inspection hours is required.
Source: MSHA inspections data, updated weekly.
MARIPOSA AGGREGATES QUARRY has $14K in proposed MSHA penalties and $14K outstanding across 7 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.
24 assessments are final orders; 7 contested dockets.
As of the most recent assessment on 2000-03-22.
Source: MSHA assessed-violations and conference/litigation data, updated weekly.
No fatalities recorded at this mine.
Reportable incidents
20 on file
1994 · 1 incident
Mariposa Aggregates · Struck by rolling or sliding object
EMPLOYEE WAS QUARRYING ROCK BY HAND. A ROCK SLID AND HIT HIS FINGER.
1993 · 4 incidents
October 25, 1993
CA · Metal/Non-Metal
warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator
MACHINERY
Mariposa Aggregates · Struck by flying object
EE WAS DISASSEMBLING REAR FORKLIFT SPLIT RIM. WHEN REMOVING LAST BOLT, RIM SEPARATED WITH FORCE AND THE AIR IMPACT GUN STRUCK HIM ON THE LEFT EYEBROW CAUSING A LACERATION.
October 4, 1993
CA · Metal/Non-Metal
laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman
HANDLING OF MATERIALS
Mariposa Aggregates · Over-exertion (Not Elsewhere Classified)
EMPLOYEE WAS DOING CLEAN-UP WORK USING A HAND SHOVEL FOR A LENGTHLY PERIOD OF TIME HE DEVELOPED A NECK STRAIN SEVERAL DAYS LATER & REPORTED IT ON 10-11-93
April 4, 1993
CA · Metal/Non-Metal
welder (shop)
MACHINERY
Mariposa Aggregates · Struck by flying object
EMPLOYEE WAS GRINDING A WELD, STATED THAT HE WAS WEARING SAFETY GLASSES AND FACE SHIELD WHEN A PIECE OF FLYING DEBRIS BECAME IMBEDDED IN HIS LEFT EYE.
January 3, 1993
CA · Metal/Non-Metal
laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman
SLIP OR FALL OF PERSON
Mariposa Aggregates · Fall to the walkway or working surface
EMPLOYEE WAS WORKING ON A WET CONCRETE FLOOR, SLIPPED AND FELL, WRENCHED BACK.
1992 · 4 incidents
October 24, 1992
CA · Metal/Non-Metal
laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman
SLIP OR FALL OF PERSON
Mariposa Aggregates · Fall onto or against objects
NO REPORT WAS FILED OR REPORTED BEFORE OCTOBER 28,1992 APPROX 10:30 AM BY THE EMPLOYEE DISMANTLING FLOOR PLATE ON CASE WHEEL LOADER TO GAIN ACCESS TO FOOT CONTROL VALVES.STANDING IN MACHINE-TU RNED AND SLIPPED,FALLING ON DRIVE LINE.
April 27, 1992
CA · Metal/Non-Metal
welder (shop)
MACHINERY
Mariposa Aggregates · Struck by... (Not Elsewhere Classified)
USING DISC GRINDER IT BECAME WEDGED BETWEEN 2 UNEVEN METAL SURFACES IT SWUNG INTO EMP R LEG
April 22, 1992
CA · Metal/Non-Metal
laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman
HANDLING OF MATERIALS
Mariposa Aggregates · Struck by... (Not Elsewhere Classified)
EMPLOYEE WAS CHANGING HAMMERS IN MILL.WHILE POSITIONING HAMMER TO BE PINNED INTO ROTOR THE HAMMER SLIPPED OUT OF HIS HAND AND STRUCK HIS LEFT MIDDLE FINGER.
April 17, 1992
CA · Metal/Non-Metal
laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman
POWERED HAULAGE
Mariposa Aggregates · Over-exertion (Not Elsewhere Classified)
MAKING BEAN BAGS AND LAYING OUT PALLETS USING OLD TOYOTA FORKLIFT.USING OVERHEAD AERATOR TO FILL BAGS AND USING FORKLIFT TO PLACE FILLED BAGS INTO THE YARD.
1991 · 2 incidents
August 19, 1991
CA · Metal/Non-Metal
prep plant foreman, supervisor, mill plant supervisor, kiln supervisor
SLIP OR FALL OF PERSON
Mariposa Aggregates · Fall onto or against objects
EMPL EXITING CAB OF CRANE ,LOST HAND HOLD,FELL AND STRUCK CRANE OUTRIGGER WITH RIGHT THIGH.
July 12, 1991
CA · Metal/Non-Metal
laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman
HANDLING OF MATERIALS
Mariposa Aggregates · Contact with hot objects or substances
EMPL REMOVED RADIATOR CAP OF HOT RADIATOR STEAM & HOT WATER SPURTED OUT & STRUCK VICTIM.
1990 · 4 incidents
Mariposa Aggregates · Contact with hot objects or substances
THE HYDRAULIC LINE BLEW OFF FITTING RESULTING IN AN OIL VAPOR THAT HIT THE TURBO CHARGER THAT FLASHED CAUSING A FLASH BURN TO OPERATOR'S FOREARM.
July 16, 1990
CA · Metal/Non-Metal
prep plant foreman, supervisor, mill plant supervisor, kiln supervisor
HANDLING OF MATERIALS
Mariposa Aggregates · Struck against stationary object
CUT R KNEE WHILE CLIMBING LOADER LADDER R KNEE EXT CUT INFECTION TO KNEE JOINT HOSP ANTIB TREATMENT
June 8, 1990
CA · Metal/Non-Metal
laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman
HANDLING OF MATERIALS
Mariposa Aggregates · Inhalation of radiations, caustics, toxic and noxious substances
EMPLOYEE WAS CLAINING OIL FROM THE BRAKE LINNIGN OF THE PLANT CRANE WITH A NAPA BRAND CLEANER SPRAY. EMPLOYEE BREATHED VAPORS. NOTED DIFFICULTY BREATHING THAT EVENING. NO TREATMENT REQUIRED OTHER THAN REST FOR ONE WEEK AND LIGHT DUTY THE FOLLOWING WEEK. SYMPTOMS ONLY LASTED FOR 2 OR 3 DAYS. NO PERMANENT INJURY.
March 16, 1990
CA · Metal/Non-Metal
laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman
HANDLING OF MATERIALS
Mariposa Aggregates · Caught in, under or between a moving and a stationary object
SMASHED LEFT HAND IN BETWEEN METAL DOOR AND METAL PULL OPENING DOOR TO CLEAN SCREEN.
1989 · 5 incidents
Mariposa Aggregates · Struck by falling object
DIRT FELL OFF OF SCAFFOLDING WHILE EMPLOYEE WAS LOOKING UP. SMALL PARTICLE IMBEDDED IN CORNEA. DOCTOR HAD TO REMOVE FOREIGN OBJECT. NO PERMANENT DAMAGE.
September 9, 1989
CA · Metal/Non-Metal
laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman
HANDTOOLS (NONPOWERED)
Mariposa Aggregates · Struck by... (Not Elsewhere Classified)
EMPL WHILE STRIKING ROCK WITH HAMMER MISSED ROCK AND HIT HAND THREE STITCHES REPAIRED NO PERMANENT DAMAGE
August 29, 1989
CA · Metal/Non-Metal
laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman
POWERED HAULAGE
Mariposa Aggregates · Struck by falling object
EMPL WAS STANDING NEXT TO CONVEYOR WHEN ROCK DROPPED ON FOOT BRUISED TOE WITH SWELLING NO PERMANENT DAMAGE
June 26, 1989
CA · Metal/Non-Metal
laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman
SLIP OR FALL OF PERSON
Mariposa Aggregates · Over-exertion (Not Elsewhere Classified)
WHILE REFUELING LOADER EMPL SLIPPED WHERE CLIMBING DOWN LADDER ON SPILLED FUEL STRAINED GROIN NOTE EMPLS TESTICLE NEXT DAY NO PRMANENT DAMAGE TESTICLE REQUIRED PRESCRIPTION MEDICARE TO KEEP WE LLING DOWN
June 13, 1989
CA · Metal/Non-Metal
laborer, blacksmith, bull gang, parts runner, roustabout, pick-up man, pitman
HANDLING OF MATERIALS
Mariposa Aggregates · Over-exertion in lifting objects
INJURY OCCURRED WHILE STACKING A PALLET OF 83# BAGS OF CRUSHED ROCK BAGGING CONVEYOR LIFTS BAG TO SHOULDER HEIGHT AND THEN LABORER STACKS IT ON PALLET NO OBJECT OR SUBSTANCE INVOLVED SIMPLE MU SCLE STRAIN CAUSED BY IMPROPER LIFTING TECHNIQUE
For insurers, brokers, and safety consultants
The full compliance file on MARIPOSA AGGREGATES QUARRY
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.