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도로교설계기준 한계상태설계법을 적용한 RC슬래브교의 상대 안전도 평가
박진우 ( Jin Woo Park ),황훈희 ( Hoon Hee Hwang ),강신오 ( Sin Oh Kang ),조경식 ( Kyung Sik Cho ),박우진 ( Woo Jin Park ) 한국안전학회(구 한국산업안전학회) 2013 한국안전학회지 Vol.28 No.5
This paper is intended to provide the background information and justification for Korean highway bridge design code(limit stale design)(2012). Limit state design method calculates reliability index and probability of failure through the analysis of the reliability of the experimental database. It has become possible to perform the economical and consistent design by evaluating the safety of a structure quantitatively. In this paper, we used the design specifications of RC slab bridge of superstructure form of Road Design Manual in Part 5 bridge built in highway bridge. This study conducted structural analysis using the method of flame structure theory, design and analysis of bridge by limit stale design method, the design code including various standards and Load model applied Korean highway bridge design code limit state design(KHBDC;2012), As a result, it analyzed the effect of safely through comparison. Showing effect of improvement the safety factor and comparing the value of the result, it is determined to be capable of economical design and safety. Furthermore, limit state design method was able to determine many redundant force of cross-section compared with existing design method. It is determined that it can reduce the overall amount because of the reduction of the cross-section and girder depth.