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How does the toughness of road aggregates differ from their compressive strength? Can you write a...

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Civil Engineering

  1. How does the toughness of road aggregates differ from theircompressive strength? Can you write a mathematical relationship, ifany?
  2. A test group of the class used an old aggregate impact testmachine. The weight of the hammer was about 1 kgf lower than thestandard weight. Determine the percentage error in the impact valueof the aggregate.
  3. Should a poor quality road aggregate give a low impact value?Justify your answer.

Answer & Explanation Solved by verified expert
4.4 Ratings (796 Votes)
Compressive strength is the resistance against gradualloading and it is determined by aggregates crushing value test butToughnessis the resistance againest the impactloadingThere is no mathematical formula to determinecompressive strength or toughness But    See Answer
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