Key Words, Problem solving, Tricks

Question 1

the term “ virgin compression” or in the “range of virgin compression” signals what for Geotech questions?

Answer 1

when Solving for Consolidation settlement, if the problem indicated “virgin compression” the first part oft he questions is not used ie ( CRlog(pc/P0) = 0

Cr = recompression index, so virgin compression range has not been recompressed. equalls 0

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Question 2

when a problem indicates there is a % allowance for waste and over excavation

Question 3

when something is a “hinge” or “equivalent to a hinge”