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Architecture & Urban Research Institute

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ÅäÁöÁÖÅÿ¬±¸¿ø|LHI Journal 2011³â 10¿ù

³í¹®¸í UÇü °­ºÀÀ» »ç¿ëÇÑ PC °è´Ü Á¢ÇպΠ°³¹ß / Development of Improved PC Stair Connections Using U-Rods
ÀúÀÚ¸í À屨°ü½Äº°ÀúÀÚ ; ¼­´ë¿ø½Äº°ÀúÀÚ ; õ¿µ¼ö
¹ßÇà»ç ÅäÁöÁÖÅÿ¬±¸¿ø
¼ö·Ï»çÇ× LHI Journal, v.2 n.4 (2011-10)
ÆäÀÌÁö ½ÃÀÛÆäÀÌÁö(509) ÃÑÆäÀÌÁö(8)
ISSN 2093-8829
ÁÖÁ¦ºÐ·ù ½Ã°ø(Àû»ê) / °èȹ¹×¼³°è / ±¸Á¶
ÁÖÁ¦¾î ÇÁ¸®Ä³½ºÆ® ÄÜÅ©¸®Æ® ; PC °è´Ü ; ¸ð¸àÆ® ´É·Â ; Á¢ÇպΠ; ¹Ý°­Á¢ ; Precast concrete(PC) ; PC Stairs ; Moment capacity ; Connection ; Semi-rigid
¿ä¾à1 ÇÁ¸®Ä³½ºÆ® ÄÜÅ©¸®Æ®´Â ÇöÀåÀÛ¾÷À» ÃÖ¼ÒÈ­ÇÏ°í °ø»çǰÁúÀ» º¸ÀåÇÒ ¼ö ÀÖÀ¸¸ç °ø»ç±â°£À» ´ÜÃà½Ãų ¼ö ÀÖ´Â ÀåÁ¡À» °®°í ÀÖ´Ù. ƯÈ÷ °è´Ü½ÇÀÇ °æ¿ì Àç·¡½Ä °ÅǪÁýÀ» »ç¿ëÇÒ °æ¿ì °ñÁ¶°ø»çÀÇ Ç°ÁúÀúÇÏ¿Í ´Ù¼öÀÇ ÀηÂÅõÀÔ¿¡ µû¸¥ »ý»ê¼ºÀÇ ÀúÇÏ ¹× ½Ã°øÀÇ ¾î·Á¿ò µîÀÇ ¹®Á¦Á¡ÀÌ ÀÖ´Ù. º» ¿¬±¸¿¡¼­´Â PC °è´Ü Á¢ÇպΠ»ó¼¼¸¦ °³¹ßÇϰí, Á¦¾ÈÇÑ Á¢ÇÕºÎÀÇ ÀÏü¼ºÈ®º¸¿Í »ç¿ë¼º ¹× ¾ÈÀü¼ºÀ» °ËÁõÇϱâ À§ÇØ ±¸Á¶¼º´É½ÇÇèÀ» ¼öÇàÇÏ¿´À¸¸ç, ´Ü¼ø ÇÉÁ¢ÇÕ½ÇÇèü¿¡ ºñÇØ ±¸¼ÓµµÀÇ Áõ°¡, ³»·Â, °­¼º ¹× ¿¬¼ºÀÇ Áõ°¡¸¦ È®ÀÎÇÒ ¼ö ÀÖ¾ú´Ù.
¿ä¾à2 Compared with the traditional RC system, precast stairs can save construction time, reduce the cost of concrete casting, etc. This paper focuses on an investigation of improved continuous longitudinal joint details for PC stair systems. The performance of the precast concrete stair connections subjected to displacement control cyclic loading is compared with that of the monolithic connection. The developed connection is composed of U-rods and clamp joint metals. This paper proposes precast stair connection with improved structural performance and experimentally evaluates the structural performance of the proposed joints in terms of maximum load, displacement ductiliy, strain, crack and failure modes.
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