Behavior of Flexible Pavements on Expansive Soils

1 International Journal of Transportation Engineering, Vol.1/ No.1/ Winter 2013 Behavior of Flexible Pavements on Expansive Soils Adel Djellali 1 $EGHOKD¿G2XQLV 2 %HKURR]6DJKD¿ 3 Received: 22.08.2012 Accepted: 11.12.2012 Abstract: 7KLVLQYHVWLJDWLRQGLVFXVVHVWKH¿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ÀH[LEOHSDYHPHQWV6RLOVDUHJHQHUDOO\FODVVL¿HGXVLQJ WKH;UD\GLIIUDFWLRQ>;5'@&RPSXWHUFRGH3OD[LVZDVXVHGIRUQXPHULFDOVLPXODWLRQWRFKHFNWKHEHKDYLRURI VWUXFWXUHSDYHPHQWZLWKWKUHHPRGHOVLQSDYHPHQWVWUXFWXUHDQGIUHHH[SDQVLRQWHVWZDVSHUIRUPHGWRFDOLEUDWHWKH VRLOVXEJUDGHZLWK6RIW6RLOPRGHO7KHVWXG\LVEDVHGXSRQVLPXODWLQJWKHYHUWLFDOVXEJUDGHVRLOGLVSODFHPHQWGXULQJ WUDI¿FORDGDQGLWVLQÀXHQFHRQORDGVHWWOHPHQWRQÀH[LEOHSDYHPHQWEHKDYLRU7RVWDELOL]HWKHVZHOOLQJFKDUDFWHURI VXEJUDGHDQDGHTXDWHVXUFKDUJHSUHVVXUHLVXVHGDFFRUGLQJWRWKHSURFHGXUHGHVFULEHGLQWKHDUWLFOH Keywords: )OH[LEOHSDYHPHQWVH[SDQVLYHVXEJUDGHVVRLOFDOLEUDWLRQ2HGRPHWHUWHVW6RLOEHKDYLRU)LQLWHHOH- PHQWPHWKRG &RUUHVSRQGLQJDXWKRU(PDLODGHO#\DKRRIU $VVLVWDQW3URIHVVRU'HSDUWPHQWRI&LYLO(QJLQHHULQJDQG+\GUDXOLFV8QLYHUVLW\RI0RKDPHG.KLGHU%LVNUD$OJHULD $VVLVWDQW3URIHVVRU'HSDUWPHQWRI&LYLO(QJLQHHULQJDQG+\GUDXOLF8QLYHUVLW\RI0RKDPHG.KLGHU%LVNUD$OJHULD $VVLVWDQW3URIHVVRU7DUDKDQ3DUVHK7UDQVSRUWDWLRQ5HVHDUFK,QVWLWXWH7HKUDQ,UDQ

Behavior of Flexible Pavements on Expansive Soils

Documents

pavement subgrades

material

concrete

soil calibration

oedometer test

soil behavior