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Tehachapi Quarry: 1 recorded fatality Metal/Non-Metal

Kern County, CA  ·  Abandoned
MSHA Mine ID: 0404354

MSHA record for Tehachapi Quarry (mine ID 0404354). Fatalities, non-fatal incidents grouped by year, current operator and controller, and mine context.

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Fatalities
1
Total incidents
5
Years on record
1985–1990
Latest incident
Sep 1990
Ownership history
  1. Monolith Portland Cement Company 1979 to 1989
  2. Calaveras Portland Cement Company 1989 to present
Source: MSHA controller and operator history, updated weekly.

Tehachapi Quarry sits in Kern County, California, where the Census mining category is 2.3% 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.
Kern County, California · Population 910,433
2.3%
Mining share of county employment
$67,660
Median household income
Source: US Census Bureau, American Community Survey 2023 5-year estimates.

Fatalities at this mine

1 recorded
June 22, 1985 CA · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver Fatality · POWERED HAULAGE
Monolith Portland Cement Company · Struck against a moving object

THE EE WAS DRIVING A CAT DJB OFF HIGHWAY TRUCK LOADED WITH APPROX 40 TONS OF SILICA MATERIAL. THE TRUCK DRIFTED ONTO THE LEFT BERM CONTINUED ONTO THE ROAD & OFF THE RT SHOULDER INTO A FIELD A PPROX 1500\. THE EE WAS FOUND UNCONSCIOUS BESIDE THE TRUCKS COMPARTMENT ONT EH VEHICLE RT SIDE & TRANSPORTED BY AMBULANCE TO TEHACHAPI HOSPITAL.

Reportable incidents

4 on file (excluding fatalities above)

1990 · 1 incident

September 13, 1990 CA · Metal/Non-Metal drill operator OTHER
Calaveras Portland Cement Company · Caught in, under or between a moving and a stationary object

WIND GUSTED BLEW LOADER DOOR AGAINST EMP ARM BROKE IT

1988 · 1 incident

February 2, 1988 CA · Metal/Non-Metal warehouseman, bagger, palletizer/stacker, store keeper, packager, fabricator, cleaning plant operator HANDTOOLS (NONPOWERED)
Monolith Portland Cement Company · Struck by flying object

THE EMPLOYEE WAS HAMMERING ON THE CRUSHER BREAKER PLATES WHILE ASSISTING THE REPAIRMEN. A METAL CHIP STRUCK THE EMPLOYEE IN THE RIGHT EYE.

1987 · 1 incident

February 14, 1987 CA · Metal/Non-Metal greaser, grease man, oiler, lube man, dragline oiler SLIP OR FALL OF PERSON
Monolith Portland Cement Company · Struck by... (Not Elsewhere Classified)

THE EMPLOYEE EN7ERED INTO THE FENCED AREA AROUND THE OVERLAND BELT DRIVE MOTORS WHILE THE BELT WAS IN OPERATION.WHILE STANDING NEAR THE MOTORS HIS FOOT SLIPPED INTO A BROKEN PART ON THE SOUTH MOTOR GEARBOX.T2E PART WAS SPINNING ON A SHAFT AT A HIGH SPEED AND STRUCK THE EMPLOYEE'S FOOT.

1986 · 1 incident