Mining Incidents

Temescal Canyon Pit & Mill: 7 reportable incidents Metal/Non-Metal

Boral Resources Inc · Surface
Controlled by Boral Limited
Riverside County, CA  ·  Abandoned
MSHA Mine ID: 0403651

MSHA record for Temescal Canyon Pit & Mill (mine ID 0403651). Fatalities, non-fatal incidents grouped by year, current operator and controller, and mine context.

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Fatalities
0
Total incidents
7
Years on record
1986–1991
Latest incident
May 1991
Ownership history
  1. Fontana Paving Inc 1950 to 1988
  2. Boral Resources Inc 1988 to present
Source: MSHA controller and operator history, updated weekly.

Temescal Canyon Pit & Mill sits in Riverside County, California, where the Census mining category is 0.1% 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.
Riverside County, California · Population 2,449,909
0.1%
Mining share of county employment
$89,672
Median household income
Source: US Census Bureau, American Community Survey 2023 5-year estimates.
No fatalities recorded at this mine.

Reportable incidents

7 on file

1991 · 1 incident

1989 · 3 incidents

October 3, 1989 CA · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator STEPPING OR KNEELING ON OBJECT
Boral Resources Inc · Struck against stationary object

EMPLOYEE WAS STEPPING OFF OFF THE BACK OF A TRUCK TO THE GROUND WHEN HIS RIGHT FOOT STEPPED ON A ROCK CAUSING HIM TO TWIST HIS ANKLE.

August 29, 1989 CA · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator HANDTOOLS (NONPOWERED)
Boral Resources Inc · Struck by flying object

WHILE CHANGING TIP ON LOADER SMALL PIECE OF METAL CHIPPED OFF AND HIT EMPL EMBEDDED METAL CHIP IN HIS CHEST MUSCLE.

August 11, 1989 CA · Metal/Non-Metal outside foreman, leadman POWERED HAULAGE
Boral Resources Inc · Struck against stationary object

WHILE INSPECTING CONVEYOR, DUST BLEW INTO EMPLOYEE'S FACE, CAUSING HIM TO MOVE UP FAST AND HIT HIS HEAD ON A STEEL DRUM. THERE WAS NO HEAD INJURY DUE TO HIS HARD HAT; HOWEVER, THIS MOTION RESU LTED IN A NECK SPRAIN. (SEE ATTACHED)

1987 · 2 incidents

September 24, 1987 CA · Metal/Non-Metal backhoe operator, trackhoe operator HANDTOOLS (NONPOWERED)
Fontana Paving Inc · Struck by... (Not Elsewhere Classified)

EMPLOYEE WAS RE1AIRING 6IN PVC WATERLINE OF 10FT SECTION GOING FROM WELL TO ASPHALT PLANT EMPLOYEE HAD CHAIN WRENCH ON PIPE HAVING HORIZONTAL CRACKS CHAIN WRENCH CAME LOOSE WHILE WORKING & H IT SIDE OF HEAD3EMPLOYEE SUSTAINED MILD CONCUSSION CONTUSION & SOME HEARING LOSS

April 17, 1987 CA · Metal/Non-Metal haul/off road/coal/ore/pit/quarry/rock/rubber tire truck driver, transportation truck driver POWERED HAULAGE
Fontana Paving Inc · Struck against stationary object

DRIVER RETURNIN1 FROM PLANT TO QUARRY WITH EMPTY BUCKET.DRIVER VEERED TOWARDS BERM AND DROVE OFF SIDE.TRUCK PLUNGED 300'. DRIVER WAS THROWN OUT OF TRUCK 150' LANDING ON ROCKS & DIRT.DRIVER EM PLOYED THRU CHA9LES ROUNDS CO.-COMPANY ALSO OWNS DUMP TRUCK.

1986 · 1 incident

October 29, 1986 CA · Metal/Non-Metal prep plant foreman, supervisor, mill plant supervisor, kiln supervisor POWERED HAULAGE
Fontana Paving Inc · Caught in, under or between a moving and a stationary object

I.NAME FASTENIN1 V-BELT PULLEY DRIVE GUARD WHEN HIS GLOVED HAND GOT CAUGHT ON MOVING BELT.