Active
DIABLO PLANT # 136
State Route 87 east to Kenworthy Rd then North to mine. DIGITAL GPS 33.020392 -111.541747, Pinal County, AZ
MSHA ID0203350
TYPESurface
MATERIALConstruction Sand and Gravel
EMPLOYEES8
MATERIALS PRODUCED
Construction Sand and Gravel
COMPANY INFORMATION
Operator
CalPortland Company
Parent Company
Taiheiyo Cement Corp
Company Type
Corporation
DIRECTIONS
58
CONTACT
Contact information not available for unclaimed listings.
Are you the owner? Claim this listing33.022222, -111.542778
Data Source
Mine Safety and Health Administration (MSHA)
Last updated: 1/30/2026
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