As per IRC:37-2012, in order to control subgrade rutting in flexible pavements, the parameter to be considered is
(A) horizontal tensile strain at the bottom of bituminous layer
(B) vertical compressive strain on top of subgrade
(C) vertical compressive stress on top of granular layer
(D) vertical deflection at the surface of the pavement

Question ID - 156650 | SaraNextGen Top Answer

As per IRC:37-2012, in order to control subgrade rutting in flexible pavements, the parameter to be considered is
(A) horizontal tensile strain at the bottom of bituminous layer
(B) vertical compressive strain on top of subgrade
(C) vertical compressive stress on top of granular layer
(D) vertical deflection at the surface of the pavement