Caisson cofferdam

The utility model provides a caisson cofferdam which is characterized in that the caisson cofferdam comprises a caisson template, a diversion open channel is arranged at an outlet of a diversion tunnel, the caisson cofferdam is arranged in the diversion open channel, the caisson template is matched...

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Bibliographic Details
Main Authors CAI XIAOLI, LI HUI, XU LIANG, WANG JIANGUO, HOU SIJIA, HONG, HUABIN, SHI JIZHONG
Format Patent
LanguageChinese
English
Published 02.02.2024
Subjects
EMBANKMENTS
EXCAVATIONS
FIXED CONSTRUCTIONS
FOUNDATIONS
HYDRAULIC ENGINEERING
SOIL SHIFTING
UNDERGROUND OR UNDERWATER STRUCTURES
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Summary:The utility model provides a caisson cofferdam which is characterized in that the caisson cofferdam comprises a caisson template, a diversion open channel is arranged at an outlet of a diversion tunnel, the caisson cofferdam is arranged in the diversion open channel, the caisson template is matched with the cross section of the diversion open channel, the height of the caisson cofferdam is higher than the water line of the outlet of the diversion tunnel, and the caisson cofferdam is arranged in the diversion open channel. Concrete is poured in the caisson formwork, and the caisson formwork comprises water retaining formworks which are arranged on the upstream end face and the downstream end face of the caisson cofferdam respectively. The opposite-pulling steel bars are fixedly connected between the water retaining formworks on the upstream and downstream end faces; the inner support is positioned in the caisson template and is used for supporting and fixing the caisson template; and the fixed joint bars are a
Bibliography:Application Number: CN202320169784U