Title: Change of 2nd stage concrete of powerhouse cone tube to 1st stage concrete and implementation
Abstract: In order to speed up construction schedule provided that construction quality is guaranteed,the 2nd stage concrete of the cone tube is changed to 1st stage concrete during powerhouse construction of Suzhi hydropower project.This paper presents the assembling,installation,strengthening and welding of cone tube steel linings,and the determination of alternatives for cone tube concreting and the construction process control;describes in detail the construction characteristics,construction arrangement,procedures and methods when the 2nd stage concrete was changed to 1st stage concrete.The installation of metal structures is implemented in coordination with civil works,which ensures the installation accuracy of cone tube linings and shortens construction time and save investment as well.Both the construction quality and schedule have got good results,which provide time for commissioning of the first unit of Suzhi HPP in advance.
Publication Year: 2008
Publication Date: 2008-01-01
Language: en
Type: article
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