Construction Technology of Cofferdam with Sand Bag and Steel Frame
Based on the cofferdam construction of Donghutang 25-hole sluice renovation project in Ningde City,this paper introduces the construction technology of the combination of sandbag and steel frame cofferdam.This construction technology reserves the advantages of rapid construction and easy demolition of the sand bag cofferdam.The application of the I-steel frame could improve the structural integrity and rigidity,reduce the encroachment of cofferdam on the riverbed,and shorten the construction period.This technique can be applied in similar projects.
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