Building Construction
Negative skin friction

Neither (A) not (B)
Develops due to lowering of ground water
Both (A) and (B)
Is a downward drag acting on a pile due to downward movement of the surrounding compressible soil relative to the pile

ANSWER DOWNLOAD EXAMIANS APP

Building Construction
Grillage foundation

Is light and economical
Is used to transfer heavy structural loads from steel columns to a soil having low bearing capacity
All listed here
Does not require deep cutting as the required base area with required pressure intensity is obtained at a shallow depth

ANSWER DOWNLOAD EXAMIANS APP