Advantages of Steel Pipe Piles

Particularity: Strong, High drivability, High reliability

So that 

Less number of piles and small foundation
High durability, reliability foundation
Long piles into the deep bearing layer
Short construction period

Characteristics	Steel Pipe Piles	Bored Piles	PC Piles
Applied depth	~ about 90m	~ about 90m	~ about 50m
Strength	High	Middle	Middle
Quality	High (factory products)	Middle (site products)	Middle (tends to crack when being driving)
Driving Speed	Fast	Slow	Middle
Wasted Soil	Little	Much	Little
Cost	It depends on design conditions. Steel pipe piles are economical for long piles into deep soft soil