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terials and test,mmondefor-essure was, the
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Jeon, Joo-Yong�Lee, Kwan-Ho
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Abstract
The purpose of this research was to evaluate and suggest the permanent deformation properties of asphalt paving mawith recycled waste materials, like waste foundry sand and various slags. Couple of laboratory tests with various loadingsconfining pressure were conducted on for evaluation of permanent deformation of hot mix asphalt. Judging from the creephot mix asphalt with steel slag or furnace slag as coarse aggregates showed the lower permanent deformation than coaggregates. Those were reduced up to more than 50% of permanent deformation of hot mix asphalt. The permanent mation by static creep test was lower than by repeated creep test. Type of loading, testing temperature, and confining prshould be considered as important factors for evaluation of permanent deformation of hot mix asphalt. VESYS methodemployed and its results were similar to static or repeated creep tests. From the prediction of rutting potential by VESYSsteel slag mixtures showed better performance than the common aggregate mixtures.
Keywords : waste foundry sand, slag, recycled mateials, rutting, creep, VESYS
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54.4+
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Qs3.36kN 0.00374 0.134 45.58127 0.866 0.0000110
6.73kN 0.00623 0.160 150.88447 0.840 0.0000066
lS2
37.8+
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Qs3.36kN 0.00303 0.120 39.95807 0.880 0.0000091
6.73kN 0.00470 0.120 94.64638 0.880 0.0000060
54.4+
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1.12kN 0.00218 0.094 61.96675 0.906 0.0000033
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6.73kN 0.00704 0.102 57.69245 0.898 0.0000124
lS3
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6.73kN 0.00550 0.157 78.09262 0.843 0.0000111
54.4+
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6.73kN 0.00758 0.196 94.98157 0.804 0.0000156
lS4
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3.36kN 0.00380 0.083 60.79231 0.918 0.0000052
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6.73kN 0.00289 0.108 111.45137 0.892 0.0000028
54.4+
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6.73kN 0.00409 0.105 50.43760 0.895 0.0000085
lS5
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6.73kN 0.00290 0.181 91.50962 0.819 0.0000057
54.4+
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6.73kN 0.00617 0.169 114.79560 0.831 0.0000091
�24� �2D� · 2004� 3� − 7 −
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�� , ¡¢£, ¤�/(2002) ,-&qr��o BCO ¥¦§¨2�� ���� �© �=yP J�, ������ ���,22ª, 1-DV, pp. 71-80
¡¢£, B<V(1997) �(�+6«� f�¬(Waste Material) C �¢, �������, ",yh, pp. 76-86.
®gC, v�¯, B<V(2003) _`a9 fgTh° BCO ¥¦§¨ RST� ����±�m <O (Q, �� !"��,Vol. 20, No. 2, pp. 186-192
®gC, B<V, v�¯(2002) ¥¦§¨ 2�C �²W�6� _`a9 fgTh� T�HI (Q, �� !"���, 19ª 5V, pp. 511-517
Emery, J. J. (1982) Slag Utilization in Pavement ConstructioExtending Aggregate Resources, ASTM STP 774, AmericanSociety for Testing Materials, pp. 95-118.
Hicks, R. G. (1988) State-of-the-Art on Rutting in Asphalt Concrete, Proceedings, Third IRF Middle East Regional Meeting,Vol. 6, 6.119-6.144
Little, D.N. and J.W. Button (1993) Development of Criteria toEvaluate Unaxial Creep Date and Asphalt Concrete Permnent Deformation Potential, TRR, No. 1416, pp. 1-10
Khedr, S. A. (1986) Deformation Mechanism in Asphalt ConcreJournal of Transportation Engineering, ASCE, Vol. 112, No. 1,pp. 29-45
Lee, K. (1996) The Use of Waste Materials (Air-Cooled FurnacSlag and Pyrolyzed Carbon Black) in Hot Mix Asphalt, Ph.DThesis, Purdue University, W. Lafayette, Indiana.
SHRP (1994) Stage I Validation of Relationship Between AsphaProperties and Asphalt Aggregate Mix Performance, ReportNo. SHRP-A-398, Strategic Highway Reseach PrograNational Research Council, Washington, D. C.
Uzan, J. (1982) Permanent Deformation in Pavement Design anEvaluation, Technion, Israel Institute of Technology.
van de Loo, P. J. (1974) Creep Testing : A Simple Tool to JudAsphalt Mix Stability, Proceedings, AAPT, Vol. 43, pp. 253-284
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