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Aggregate Testing

Soundness (24)


Description
Welcome to the Soundness course. This course describes the sulfate soundness test used to determine an aggregate’s resistance to disintegration by weathering and, in particular, freeze-thaw cycles. This includes a discussion on the origins of the test, alternate weathering tests that are sometimes used, a description of the sulfate soundness test method, and an examination of typical results.
Content
  • Overview
  • Typical Soundness Tests
  • Sulfate Soundness
  • Issues with Sulfate Soundness Tests
  • Freezing and Thawing Soundness
  • Aggregate Durability Index
  • Summary and Approximate Test Time
  • Summary
  • Approximate Test Time
  • Basic Procedure
  • Results
  • Parameters Measured
  • Specifications
  • Typical Values
  • Calculations
  • (Quiz) Soundness
Completion rules
  • All units must be completed
  • Leads to a certification with a duration: Forever