Mining Incidents

24th Street Pit Metal/Non-Metal

Union Rock & Materials Corp · Surface
Controlled by Peter Kiewit Sons' Inc
Maricopa County, AZ  ·  Abandoned
MSHA Mine ID: 0200709

MSHA record for 24th Street Pit (mine ID 0200709). Fatalities, non-fatal incidents grouped by year, current operator and controller, and mine context.

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Fatalities
0
Total incidents
0
Years on record
Latest incident
Ownership history
  1. Union Rock & Materials Corp 1950 to present
Source: MSHA controller and operator history, updated weekly.

24th Street Pit sits in Maricopa County, Arizona, where the Census mining category is 0.2% 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.
Maricopa County, Arizona · Population 4,491,987
0.2%
Mining share of county employment
$85,518
Median household income
Source: US Census Bureau, American Community Survey 2023 5-year estimates.

No reportable incidents on file.

MSHA has no recorded reportable accidents for this mine in the current dataset. New reports appear here within a week of being filed.