Construction method for shield to penetrate through shallow-covered urban landscape lake downwards

The invention discloses a construction method for a shield to penetrate through a shallow-covered urban landscape lake downwards. The construction method comprises the steps of film bag cofferdam constructing, wherein a film bag cofferdam is constructed at the area to be excavated, and film bags are...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	TAO JIASHUN, LI ZHANFENG, YE YONGMAO
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING FIXED CONSTRUCTIONS GALLERIES LARGE UNDERGROUND CHAMBERS MINING SHAFTS TUNNELS
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