WATER SEALING PLATE AND STEEL-CONCRETE COMPOSITE STRUCTURE

PROBLEM TO BE SOLVED: To highly accurately check the degree of deterioration in concrete in an early stage. SOLUTION: In this water sealing plate which is arranged in an opening 31 formed at a steel bottom plate 13 of a composite floor slab 3, a transparent base plate is provided so that the concret...

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Bibliographic Details
Main Authors SAKURAI NOBUAKI, NORO MAI, MIZUKAMI SHIGEKI, MATSUBARA TOMOHIRO
Format Patent
LanguageEnglish
Published 05.11.2009
Subjects
ASSEMBLY OF BRIDGES
CONSTRUCTION OF BRIDGES
CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
FIXED CONSTRUCTIONS
OR VIADUCTS
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Summary:PROBLEM TO BE SOLVED: To highly accurately check the degree of deterioration in concrete in an early stage. SOLUTION: In this water sealing plate which is arranged in an opening 31 formed at a steel bottom plate 13 of a composite floor slab 3, a transparent base plate is provided so that the concrete 19 for embedding the water sealing plate can be visually recognized via the opening 31; and a moisture-reactive chemical agent, which is modified or discolored by reacting with moisture is applied to the base plate, and coated with a water-soluble film, so that the degree of the deterioration of the concrete can be checked. COPYRIGHT: (C)2010,JPO&INPIT
Bibliography:Application Number: JP20080105091