Combined sleeve spiral steel pile and mounting method

The invention discloses a combined sleeve spiral steel pile and an installation method. The combined sleeve spiral steel pile comprises a small-diameter steel pile body provided with small-diameter blades and a large-diameter steel pile body provided with large-diameter blades, a top connecting piec...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	ZHANG GUOFENG, MU GUOFENG, HOU TINGZHEN, ZHANG XIANGRU
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EMBANKMENTS EXCAVATIONS FIXED CONSTRUCTIONS FOUNDATIONS HYDRAULIC ENGINEERING SOIL SHIFTING UNDERGROUND OR UNDERWATER STRUCTURES
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