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Çѱ¹µµ·ÎÇÐȸ / v.4, no.2, 2002³â, pp.9-18
DataPave ÇÁ·Î±×·¥À» ÀÌ¿ëÇÑ Æ÷ÀåÆÄ¼Õ¿¹Ãø¸ðµ¨°³¹ß
( Development of Pavement Distress Prediction Models Using DataPave Program )
Áø¸í¼·;À±¼®ÁØ; Çѳ²´ëÇб³ Åä¸ñȯ°æ°øÇаú;(ÁÖ)´ë·û¿£Áö´Ï¾î¸µ µµ·ÎºÎ;
 
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Æ÷ÀåÀÇ °ø¿ë¼º¿¡ ¿µÇâÀ» ¹ÌÄ¡´Â ÁÖ¿äÆÄ¼ÕÀº ¼Ò¼ºº¯Çü, ÇǷαտ­, Á¾´ÜÆòź¼ºÀÌ´Ù. µû¶ó¼­ ÀÌµé ¼¼°¡Áö ÆÄ¼Õ·®¿¡ ¿µÇâÀ» ¹ÌÄ¡´Â ¿äÀεéÀ» ºÐ¼®ÇÏ°í ¿¹Ãø¸ðµ¨À» °³¹ßÇÏ´Â °ÍÀÌ Æ÷ÀåÀÇ °ø¿ë¼º °ü¸®¸é¿¡¼­ Áß¿äÇÏ´Ù. º» ³í¹®¿¡¼­´Â ¹Ì±¹¿¡¼­ °³¹ßµÇ¾î ´Ù¾çÇÑ Æ÷À屸°£¿¡ ´ëÇÑ ±¤¹üÀ§ÇÑ µ¥ÀÌÅͰ¡ ÃàÀûµÇ¾î ÀÖ´Â DataPave ÇÁ·Î±×·¥À» ÀÌ¿ëÇÏ¿© ¼¼°¡Áö ÆÄ¼Õ·®°ú °¢°¢¿¡ ¿µÇâÀ» ¹ÌÄ¡´Â ÀÎÀÚµéÀ» ÃßÃâÇÑ ÈÄ ÆÄ¼Õ ¿¹Ãø¸ðµ¨À» °³¹ßÇÏ¿´´Ù. °³¹ßµÈ ¸ðµ¨ÀÇ ÀԷº¯¼öµéÀÌ °¢°¢ÀÇ ÆÄ¼Õ·®¿¡ ¹ÌÄ¡´Â ¿µÇâÀ» ÆÄ¾ÇÇϱâ À§ÇØ ¹Î°¨µµºÐ¼®À» ¼öÇàÇÏ¿´´Ù. ¼Ò¼ºº¯Çü ¿¹Ãø¸ðµ¨ÀÇ ¹Î°¨µµºÐ¼®°á°ú ¾Æ½ºÆÈÆ®ÇÔ·®, °ø±ØÀ², ³ë»óÀÇ ÃÖÀûÇÔ¼öºñ°¡ Áֿ俵ÇâÀÎÀÚ·Î ³ªÅ¸³µÀ¸¸ç, ÇǷαտ­¿¹Ãø¸ðµ¨ÀÇ °æ¿ì ¾Æ½ºÆÈÆ®Á¡µµ, ¾Æ½ºÆÈÆ®ÇÔ·®, °ø±ØÀ² ¼øÀ¸·Î ³ªÅ¸³µ´Ù. Á¾´ÜÆòź¼º ¿¹Ãø¸ðµ¨ ºÐ¼®°á°ú ¾Æ½ºÆÈÆ®Á¡µµ, ³ë»ó°ñÀçÀÇ 200¹øÃ¼ Åë°úÀ², ¾Æ½ºÆÈÆ®ÇÔ·® ¼øÀ¸·Î ¿µÇâÀ» ¹ÌÄ¡´Â °ÍÀ» ¾Ë ¼ö ÀÖ¾ú´Ù.
The main distresses that influence pavement performance are rutting, fatigue cracking, and longitudinal roughness. Thus, it is important to analyze the factors that affect these three distresses, and to develop prediction models. In this paper, three distress prediction models were developed using DataPave program which stores data from a wide variety of pavement sections In the United States. Also, sensitivity studies were conducted to evaluate how the input variables impact on the distresses. The result of sensitivity study for the prediction model of rutting showed that asphalt content, air void, and optimum moisture content of subgrade were the major factors that affect rutting. The output of sensitivity study for the prediction model of fatigue cracking revealed that asphalt consistency, asphalt content, and air void were the most influential variables. The prediction model of longitudinal roughness indicated asphalt consistency, #200 passing percent of subgrade aggregate, and asphalt content were the factors that affect longitudinal roughness.
 
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¼Ò¼ºº¯Çü;ÇǷαտ­;Á¾´ÜÆòź¼º;¿¹Ãø¸ðµ¨;µ¥ÀÌÅÍÆäÀ̺ê ÇÁ·Î±×·¥;¹Î°¨µµºÐ¼®;rutting;fatigue cracking;longitudinal roughness;prediction model;DataPave Program;sensitivity study;
 
Çѱ¹µµ·ÎÇÐȸ³í¹®Áý / v.4, no.2, 2002³â, pp.9-18
Çѱ¹µµ·ÎÇÐȸ
ISSN : 1738-7159
UCI : G100:I100-KOI(KISTI1.1003/JNL.JAKO200215637527688)
¾ð¾î : Çѱ¹¾î
³í¹® Á¦°ø : KISTI Çѱ¹°úÇбâ¼úÁ¤º¸¿¬±¸¿ø
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