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고강도 콘크리트의 섬유 혼입에 따른 크리프 특성 분석에 관한 연구
An Analytic Study on the Creep Properties for Fibers Mixed of High Strength Concrete
박희곤 ( Hee Gon Park ) , 권해원 ( Hae Won Kwon ) , 이보형 ( Bo Hyeong Lee ) , 배연기 ( Yeoun Ki Bae ) , 이재삼 ( Jae Sam Lee ) , 정상진 ( Sang Jin Jung )
UCI I410-ECN-0102-2017-540-000324009

In the recent years, the high strength concrete has increasingly been used according to extending market of tall buildings. However, Ministry of Land, transport and Maritime Affairs was established by law with an alternative plan after June 2008 because of the weakness of high strength concrete accompanied spalling phenomena in fire. The mix design of concrete has to properly meet standards which are the spalling resistance of concrete and limited temperature of steel reinforcement. The fire proof concrete mixed fiber has widely been used to meet spalling safety on the many construction sites, the most researches about the fire proof concrete mixed fiber had being carried out focused on fire resistance, compressive strength and cast in place of concrete. But the most important thing is column shortening used the fire proof concrete within the vertical members. In this paper, the fire proof concrete filled spalling safety standards was experimented by required material when the column shortening is revised between normal concrete and fire proof concrete mixed fiber and then the results have done a comparative analysis. Also, The paper aimed to indicate a basic data for revision of column shortening of fire proof concrete.

[자료제공 : 네이버학술정보]
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