RELIANCE PLANT
ABOUT
RELIANCE PLANT, operated by CALMAT CO, a Vulcan Materials Company, produces high-quality construction sand and gravel essential for various building projects. Located in Los Angeles County, CA, off Hwy 210 East, the surface mine provides convenient access to major infrastructure and regional markets. With 35 employees, this established operation ensures reliable supply and consistent material quality for your construction needs.
MATERIALS PRODUCED
COMPANY INFORMATION
Operator
CALMAT CO
Parent Company
Vulcan Materials Company
Company Type
Corporation
DIRECTIONS
55
CONTACT
Contact information not available for unclaimed listings.
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Data Source
Mine Safety and Health Administration (MSHA)
Last updated: 1/30/2026
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