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Aggregate Testing

Flat and Elongated Particles (21)

Welcome to the Flat and Elongated Particles course. This course describes the flat and elongated particle test method which is used to determine the dimensional ratios for coarse aggregate particles of specific sizes. This includes the definition of "flat and elongated," issues with the test, a description of the current test method and an examination of typical results.
  • Overview
  • Background
  • Issues with Flat and Elongated Particles
  • Compaction Difficulties
  • Effect on HMA Behavior
  • Flat and Elongated Particle Definition
  • Summary and Approximate Test Time
  • Summary
  • Approximate Test Time
  • Basic Procedure
  • Results
  • Parameters Measured
  • Specifications
  • Typical Values
  • Calculations
  • (Quiz) Flat and Elongated Particles
Completion rules
  • All units must be completed
  • Leads to a certificate with a duration: Forever