Performance and evaluation of hot mix asphalt with an addition of lime kiln dust as a mineral filler based on Western Australia conditions

© 2018 Trans Tech Publications, Switzerland. This study demonstrates an assessment into the different effects of lime as a mineral filler for use in densely graded hot mix asphalt (HMA). Five percent by mass of hydrated lime and lime kiln dust (LKD) were added to an asphalt mixture as its mineral fi...

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Main Authors: Jitsangiam, P., Nikraz, Hamid, Nusit, K.
Format: Conference Paper
Published: 2018
Online Access:http://hdl.handle.net/20.500.11937/72434
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author Jitsangiam, P.
Nikraz, Hamid
Nusit, K.
author_facet Jitsangiam, P.
Nikraz, Hamid
Nusit, K.
author_sort Jitsangiam, P.
building Curtin Institutional Repository
collection Online Access
description © 2018 Trans Tech Publications, Switzerland. This study demonstrates an assessment into the different effects of lime as a mineral filler for use in densely graded hot mix asphalt (HMA). Five percent by mass of hydrated lime and lime kiln dust (LKD) were added to an asphalt mixture as its mineral filler. A series of laboratory tests to evaluate stability and flow, resilient modulus and tensile stripping ratio with reference to a control mix (a commonly used HMA) were performed. The test results showed that mixing hydrated lime into a HMA mix could enhance superior performance of hydrated lime-HMA test samples for all tests, demonstrating no moisture susceptibility. Test samples of HMA with LKD also demonstrated moisture resistance and can offer a sustainable alternative to hydrated lime, yielding one quarter of the cost. The control mix proved to be an inadequate choice upon failing the stripping potential test and therefore deemed to be susceptible to moisture.
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spelling curtin-20.500.11937-724342018-12-13T09:35:13Z Performance and evaluation of hot mix asphalt with an addition of lime kiln dust as a mineral filler based on Western Australia conditions Jitsangiam, P. Nikraz, Hamid Nusit, K. © 2018 Trans Tech Publications, Switzerland. This study demonstrates an assessment into the different effects of lime as a mineral filler for use in densely graded hot mix asphalt (HMA). Five percent by mass of hydrated lime and lime kiln dust (LKD) were added to an asphalt mixture as its mineral filler. A series of laboratory tests to evaluate stability and flow, resilient modulus and tensile stripping ratio with reference to a control mix (a commonly used HMA) were performed. The test results showed that mixing hydrated lime into a HMA mix could enhance superior performance of hydrated lime-HMA test samples for all tests, demonstrating no moisture susceptibility. Test samples of HMA with LKD also demonstrated moisture resistance and can offer a sustainable alternative to hydrated lime, yielding one quarter of the cost. The control mix proved to be an inadequate choice upon failing the stripping potential test and therefore deemed to be susceptible to moisture. 2018 Conference Paper http://hdl.handle.net/20.500.11937/72434 10.4028/www.scientific.net/MSF.934.212 restricted
spellingShingle Jitsangiam, P.
Nikraz, Hamid
Nusit, K.
Performance and evaluation of hot mix asphalt with an addition of lime kiln dust as a mineral filler based on Western Australia conditions
title Performance and evaluation of hot mix asphalt with an addition of lime kiln dust as a mineral filler based on Western Australia conditions
title_full Performance and evaluation of hot mix asphalt with an addition of lime kiln dust as a mineral filler based on Western Australia conditions
title_fullStr Performance and evaluation of hot mix asphalt with an addition of lime kiln dust as a mineral filler based on Western Australia conditions
title_full_unstemmed Performance and evaluation of hot mix asphalt with an addition of lime kiln dust as a mineral filler based on Western Australia conditions
title_short Performance and evaluation of hot mix asphalt with an addition of lime kiln dust as a mineral filler based on Western Australia conditions
title_sort performance and evaluation of hot mix asphalt with an addition of lime kiln dust as a mineral filler based on western australia conditions
url http://hdl.handle.net/20.500.11937/72434