Tunnel connecting passage construction method for directly cutting segment rings through pipe jacking machine

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Bibliographic Details
Main Authors DUAN CHUANGFENG, WEI LINCHUN, HOU YONGMAO, GU CHENYING, ZHANG LUGEN, QIU YUHUA, ZHAO YANPENG
Format Patent
LanguageEnglish
Published 07.01.2015
Subjects
EARTH DRILLING
FIXED CONSTRUCTIONS
GALLERIES
LARGE UNDERGROUND CHAMBERS
MINING
SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS
SHAFTS
TUNNELS
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Bibliography:Application Number: CN20121126987