MISSION GORGE PLANT provides high-quality construction sand and gravel, essential for a wide range of building and infrastructure projects. Located in San Diego County, CA, with convenient access from I-15, this surface mine operated by Superior Ready Mix (Vulcan Materials Company) ensures efficient delivery to Southern California markets. With 25 employees, the operation reliably delivers consistent product and quantity.
Operator
Superior Ready Mix Concrete L P
Parent Company
Vulcan Materials Company
Company Type
Partnership
120
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32.808611, -117.078055
Data Source
Mine Safety and Health Administration (MSHA)
Last updated: 1/30/2026
Out of service/shop storage location. 90 Industrial Way, Beckwourth, CA 96129, CA
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