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Discuss various types of failure in flexible & rigid pavements with all sketches.
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written 6.1 years ago by | • modified 4.5 years ago |
Ans :Permanent deformation in soil subgrade The accumulated permanent or non- recoverable deformation of the subgrade along the wheel paths of heavy vehicles in formation of longitudinal ‘ruts’ on the pavement surface. The depth of these longitudinal ruts or the ‘rut depth’ continues to increase until the ruts are filled …