Pouring device for top longitudinal beam in pilot tunnel of PBA subway station

The utility model discloses a pouring device for a top longitudinal beam in a pilot tunnel of a PBA subway station. The lower end of the bottom supporting device abuts against the bottom of the pilottunnel. A plugging device is arranged at the upper end of the bottom supporting device, a containing...

Ausführliche Beschreibung

Bibliographische Detailangaben

Hauptverfasser:	YANG YUPING, ZHOU GUOMIN, WANG ZHIJUN, WANG JING, WANG JIE, LI XIAOLEI, LU ZHANSHUANG, CAO YUANYI, ZHOU JIANJUN, DU XIANWU
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	EARTH DRILLING FIXED CONSTRUCTIONS GALLERIES LARGE UNDERGROUND CHAMBERS MINING SHAFTS TUNNELS
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