Safety supporting device for deep foundation pit excavation

The utility model relates to the technical field of deep foundation pit excavation, in particular to a safety supporting device for deep foundation pit excavation, which comprises a bored pile and a cast-in-place pile, the cast-in-place pile is arranged on the inner side of the bored pile, supportin...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	XU XIANGLONG, XU YIJUN, YE YUQIN, MIN LONGBO, TAN JIANHUA, YAN QIONG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EMBANKMENTS EXCAVATIONS FIXED CONSTRUCTIONS FOUNDATIONS HYDRAULIC ENGINEERING SOIL SHIFTING UNDERGROUND OR UNDERWATER STRUCTURES
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