Mining Incidents

ACORN SAND & MATERIALS: 3 reportable incidents Metal/Non-Metal

Controlled by Brown James A Sr
San Diego County, CA  ·  Abandoned
MSHA Mine ID: 0405181

MSHA record for ACORN SAND & MATERIALS (mine ID 0405181). Fatalities, non-fatal incidents grouped by year, current operator and controller, and mine context.

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Fatalities
0
Total incidents
3
Years on record
1994–1996
Latest incident
Apr 1996
Ownership history
  1. Pala Band Of Mission Indians 1992 to 1992
  2. Valley Material & Supply Company Inc 1992 to present
Source: MSHA controller and operator history, updated weekly.
Workforce and production
Year Employees
2000 4
Source: MSHA quarterly employment and production, updated weekly.

ACORN SAND & MATERIALS sits in San Diego County, California, where the Census mining category is 0.0% 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.
San Diego County, California · Population 3,282,782
0.0%
Mining share of county employment
$102,285
Median household income
Source: US Census Bureau, American Community Survey 2023 5-year estimates.
Quarterly safety rates
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.
Citations per million employee-hours, as reported to MSHA
Quarter Hours worked Citations S&S Per 1M hrs
2000 Q2 1,909 0 0 0.0
2000 Q1 2,610 0 0 0.0
No fatalities recorded at this mine.

Reportable incidents

3 on file

1996 · 1 incident

1995 · 1 incident

September 19, 1995 CA · Metal/Non-Metal crane operator, mobile equipment operator (meo), dragline operator, dropball operator, rigger MACHINERY
Valley Material & Supply Company Inc · Caught in, under or between running or meshing objects

WAS GREASING DRAGLINE, SOMETHING GOT CAUGHT IN GEARS. SEVERED OPERATORS RIGHT ARM. (AT THIS TIME WE DO NOT HAVE FULL DETAILS ON WHAT WAS CAUGHT IN THE MACHINE)

1994 · 1 incident

January 7, 1994 CA · Metal/Non-Metal front-end loader, scraper-loader operator, pan operator, payloader, scraper rig operator HANDLING OF MATERIALS
Valley Material & Supply Company Inc · Struck against stationary object

WAS GREASING LOADER, STOOD UP & HIT THE TOP OF MY HEAD ON ARM THAT SUPPORTS BUCKET. END OF DAY WAS GETTING OUT OF LOADER, WIND BLEW DOOR & HIT MY HEAD ON SAME SPOT.