Advance support device for pipe shed of large-span metro tunnel portal

The utility model provides an advance support device for a pipe shed of a large-span metro tunnel portal, and solves the problems that a large steel pipe of the conventional pipe shed advance support device is difficult to control, and the pipe shed is limited in the slurry injection reinforcement r...

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Bibliographic Details
Main Authors YAN XUEFENG, FAN YANXIANG
Format Patent
LanguageChinese
English
Published 21.11.2012
Subjects
EARTH DRILLING
FIXED CONSTRUCTIONS
GALLERIES
LARGE UNDERGROUND CHAMBERS
MINING
SHAFTS
TUNNELS
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