steel pile type dolphin
9.This paper introduces the piling construction technique of ultra-long and ultra-large-diametered steel pipe pile performed by Haili #801 large piling driving vessel adopting Type S-280 double-functioned hydraulic hammer and GPS satellite positioning technology under bad wind, wave and flow conditions in Hangzhou Bay.
10.Application of Steel-bar Pile & Anchor Cable in Stability Treatment of Anchored Rock Wall of Spillway

