Prefabricated pipe joint structure for pipe-jacking tunnel holing

The utility model discloses a prefabricated pipe joint structure for pipe-jacking tunnel holing. Holes are formed in the side wall of a pipe joint body. An embedded steel grating plate is arranged inthe hole and is used for bearing the load of the side wall of the pipe joint main body where the hole...

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Bibliographische Detailangaben
Hauptverfasser:	ZHENG KANGCHENG, WANG MINGZHUO, WANG XIAOBO, WANG YINCHANG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING FIXED CONSTRUCTIONS GALLERIES LARGE UNDERGROUND CHAMBERS MINING SHAFTS TUNNELS
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