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• Field Grade I - September

  • When
    09/17/2025
  •  
    5:30 PM
  • Location
    Kleinfelder 620 S Magnolia Ave Building G, Ontario, CA 91762
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• Field Grade I - October A

  • When
    10/01/2025
  •  
    5:30 PM
  • Location
    Southwest Inspection 441 Commercial Dr., La Habra, CA 90631
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• Field Grade I - October B

  • When
    10/15/2025
  •  
    5:30 PM
  • Location
    National Ready Mix 1830 S Miliken, Bldg. G, Ontario, CA 91761
  • Spaces left
    40

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• Concrete Strength Test Technician

  • When
    10/21/2025
  •  
    5:30 PM
  • Location
    Kleinfelder - 620 S. Magnolia Ave, Building G, Ontario, CA 91762
  • Spaces left
    16

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• Aggregate Base Testing Tech & Testing Tech Level II

  • When
    10/23/2025
  •  
    5:30 PM - 9:30 PM
  • Location
    Vulcan Materials - 16009 Foothill Blvd. Irwindale, CA 91702

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• Aggregate Testing Tech Level I

  • When
    10/23/2025
  •  
    5:30 PM - 9:30 PM
  • Location
    Vulcan Materials - 16009 Foothill Blvd. Irwindale, CA 91702

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