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Aggregate Testing

Los Angeles (L.A.) Abrasion (23)

Welcome to the Los Angeles (L.A.) Abrasion course. This course describes the Los Angeles (L.A.) Abrasion test method which is used to indicate the toughness and abrasion characteristics of coarse aggregate. This includes a discussion on the origins of the test, the alternate Micro-Deval test, a description of the L.A. abrasion test method, and an examination of typical results.
  • Overview
  • Reason for the L.A. Abrasion Test
  • Test Concept and Adequacy
  • Test Concept
  • Test Adequacy
  • Micro-Deval Test: an Alternative to L.A. Abrasion
  • Summary
  • Summary and Approximate Test Time
  • Approximate Test Time
  • Basic Procedure
  • Results
  • Specifications
  • Typical Values
  • Calculations
  • (Quiz) Los Angeles (L.A.) Abrasion
Completion rules
  • All units must be completed
  • Leads to a certificate with a duration: Forever