Advantages:
Stable in squeezing ground, for example, soft clay, silts and peat pile material can be inspected before piling.
Are easy to splice. Relatively inexpensive.
Can be driven in long lengths.
Can increase the relative density of a granular founding stratum.
Disadvantages:
Displacement, heave, and disturbance of the soil during driving.
Can be damaged during driving. Replacement piles may be required.
Can be damaged during driving. Replacement piles may be required.