Title: Construction of the Crown Concrete of the Intersection Section of Diversion Tunnel and Middle Flood Discharging Tunnel in the Jishi Gorge Hydropower Station
Abstract: In the Jishi Gorge Hydropower station,the crown of the the intersection section of the diversion tunnel and flood discharging tunnel is of a large span and complicated support.The support of the moulding board for crown concrete pouring use steel pipe post at bottom to support trusswork platform cuplock joint scaffold is build up.This construction technique reduces disturb to the diversion tunnel construction,speeds up the construction progress,ensure the good concrete quality and the key schedule of the project.
Publication Year: 2009
Publication Date: 2009-01-01
Language: en
Type: article
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