<?xml version="1.0" encoding="ISO-8859-1"?><article xmlns:mml="http://www.w3.org/1998/Math/MathML" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance">
<front>
<journal-meta>
<journal-id>1794-1237</journal-id>
<journal-title><![CDATA[Revista EIA]]></journal-title>
<abbrev-journal-title><![CDATA[Rev.EIA.Esc.Ing.Antioq]]></abbrev-journal-title>
<issn>1794-1237</issn>
<publisher>
<publisher-name><![CDATA[Escuela de ingenieria de Antioquia]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1794-12372019000100013</article-id>
<article-id pub-id-type="doi">10.24050/reia.v16i31.746</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Evaluación de la degradación por compactación de materiales granulares tipo subbase]]></article-title>
<article-title xml:lang="pt"><![CDATA[Avaliação da degradação pela compactação de materiais granulares, sub-base]]></article-title>
<article-title xml:lang="en"><![CDATA[Evaluation of degradation due to compaction in subbase granular materials]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Álvarez Lugo]]></surname>
<given-names><![CDATA[Allex Eduardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Espinosa Ruiz]]></surname>
<given-names><![CDATA[Leidy Vanessa]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Ortiz Rivera]]></surname>
<given-names><![CDATA[Paola Andra]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hurtado Robayo]]></surname>
<given-names><![CDATA[Marlon David]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Cotes De La Hoz]]></surname>
<given-names><![CDATA[Leonel Eduardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[López Esalas]]></surname>
<given-names><![CDATA[Yenis Margarita]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad del Magdalena  ]]></institution>
<addr-line><![CDATA[Santa Marta ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad De Sao Paulo  ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Brazil</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Concretos Industriales De Magdalena SAS  ]]></institution>
<addr-line><![CDATA[Santa Marta ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af4">
<institution><![CDATA[,Universidad Nacional de Colombia  ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2019</year>
</pub-date>
<volume>16</volume>
<numero>31</numero>
<fpage>13</fpage>
<lpage>25</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S1794-12372019000100013&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S1794-12372019000100013&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S1794-12372019000100013&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Los materiales granulares de subbase y base empleados en estructuras de pavimento son susceptibles a degradarse debido a múltiples factores inherentes a los procesos de producción, construcción y operación vial. El objetivo del presente artículo es cuantificar la degradación de materiales granulares por la incidencia de la recompactación, empleando para esto parámetros de caracterización física y mecánica. Esta degradación fue evaluada en términos de cambios en granulometría y respuesta mecánica (i.e., CBR, parámetros obtenidos del ensayo triaxial estático, y módulo resiliente). Los resultados obtenidos sugieren que la compactación sucesiva condujo a la producción de partículas finas, logrando un incremento del peso unitario seco, mientras se reduce la respuesta mecánica. Reducciones de CBR y módulo resiliente se evidencian desde la primera recompactación mostrando el efecto de la aplicación repetida de energía mecánica. Se recomienda investigación adicional para validar la relación entre la degradación inducida por recompactación y la generada en campo.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract The granular bases and subbases used in pavement structures are materials susceptible to degrade due to multiple factors related to their production, construction, and operation as road materials. This paper aims on quantifying the degradation in materials used as granular subbase layers subjected to repeated compaction. This degradation was evaluated in terms of changes in gradation and mechanical response (i.e., CBR, parameters computed based on the static triaxial test, and resilient modulus). Corresponding results suggested that the recompaction process led to the production of fine particles, associated with the increase in the dry unit weight, while the mechanical response decreased. Reductions in CBR and resilient modulus were obtained since the first recompaction and showed the effect of applying repeated mechanical energy. Additional research is recommended to validate the relationship between the degradation induced by recompaction and that generated in the materials when used as pavement structural layers.]]></p></abstract>
<abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Resumo Os materiais granulares de base e sub-base usados nas estruturas de pavimentos são susceptíveis à degradação devido a vários fatores inerentes aos processos de produção, construção, e operação de estradas. O objetivo do presente artigo es quantificar a degradação de materiais granulares pela incidência da recompactação, usando para isto parâmetros de caracterização física e mecânica. Esta degradação foi avaliada em termos de mudanças em granulometria e resposta mecânica (i.e., CBR, parâmetros obtidos do ensaio triaxial estático, e módulo de resiliência). Os resultados obtidos sugerem que a compactação sucessiva levou à produção de partículas finas, atingindo um incremento do peso unitário seco, enquanto a resposta mecânica é reduzida. Reduções de CBR e modulo de resiliência são evidenciadas desde a primeira compactação mostrando o efeito da aplicação repetida de energia mecânica. Recomenda-se investigação adicional para validar a relação entre a degradação induzida pela recompactação e a gerada em campo.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[agregados, subbase granular, degradación, relación de soporte de California (CBR), módulo resiliente, recompactación]]></kwd>
<kwd lng="en"><![CDATA[aggregates, granular subbase, degradation, California bearing ratio (CBR), resilient modulus, recompaction]]></kwd>
<kwd lng="pt"><![CDATA[agregados, subbase granular, degradação, ralação de suporte de Califórnia (CBR), módulo de re-siliência, recompactação]]></kwd>
</kwd-group>
</article-meta>
</front><back>
<ref-list>
<ref id="B1">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[AUGHENBAUGH]]></surname>
<given-names><![CDATA[N. B.]]></given-names>
</name>
<name>
<surname><![CDATA[JOHNSON]]></surname>
<given-names><![CDATA[R. B.]]></given-names>
</name>
<name>
<surname><![CDATA[YODER]]></surname>
<given-names><![CDATA[E. J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA["Degradation of base course aggregates during compaction']]></article-title>
<source><![CDATA[Laboratory Technical Report]]></source>
<year>1966</year>
<numero>166</numero>
<issue>166</issue>
<publisher-name><![CDATA[Purdue Research Foundation Lafayette In]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B2">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[BABIC]]></surname>
<given-names><![CDATA[B.]]></given-names>
</name>
<name>
<surname><![CDATA[PRAGER]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[RUKAVINA]]></surname>
<given-names><![CDATA[T]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA["Effect of fine particles on some characteristics of granular base courses".]]></article-title>
<source><![CDATA[Materials and Structures]]></source>
<year>2000</year>
<volume>33</volume>
<page-range>419-24</page-range></nlm-citation>
</ref>
<ref id="B3">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[GÓMEZ]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[NIVIA]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[MONTES]]></surname>
<given-names><![CDATA[N. E.]]></given-names>
</name>
<name>
<surname><![CDATA[JIMENEZ]]></surname>
<given-names><![CDATA[D. M.]]></given-names>
</name>
<name>
<surname><![CDATA[TEJADA]]></surname>
<given-names><![CDATA[M. L.]]></given-names>
</name>
<name>
<surname><![CDATA[SEPULVEDA]]></surname>
<given-names><![CDATA[M. J.]]></given-names>
</name>
<name>
<surname><![CDATA[OSORIO]]></surname>
<given-names><![CDATA[J. A.]]></given-names>
</name>
<name>
<surname><![CDATA[GAONA]]></surname>
<given-names><![CDATA[T.]]></given-names>
</name>
<name>
<surname><![CDATA[DIEDERIX]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[URIBE]]></surname>
<given-names><![CDATA[H.]]></given-names>
</name>
<name>
<surname><![CDATA[MORA]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
</person-group>
<source><![CDATA[Mapa geológico de Colombia]]></source>
<year>2007</year>
<publisher-loc><![CDATA[Bogotá D.C ]]></publisher-loc>
<publisher-name><![CDATA[INGEOMINAS]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B4">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[HARDIN]]></surname>
<given-names><![CDATA[B]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA["Crushing of soil particles"]]></article-title>
<source><![CDATA[Journal of Geotechn/cal Engineering]]></source>
<year>1985</year>
<volume>111</volume>
<numero>10</numero>
<issue>10</issue>
<page-range>1177-92</page-range></nlm-citation>
</ref>
<ref id="B5">
<nlm-citation citation-type="journal">
<collab>INSTITUTO MEXICANO DEL TRANSPORTE</collab>
<article-title xml:lang=""><![CDATA[Módulos de Resiliencia en Suelos Finos y Materiales Granulares]]></article-title>
<source><![CDATA[Publicación Técnica núm]]></source>
<year>2001</year>
<numero>142</numero>
<issue>142</issue>
<publisher-loc><![CDATA[México ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B6">
<nlm-citation citation-type="">
<collab>INVIAS</collab>
<source><![CDATA[Especificaciones generales de construcción de carreteras y normas de ensayo para carreteras]]></source>
<year>2013</year>
<publisher-loc><![CDATA[Bogotá D.C ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B7">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[LEKARP]]></surname>
<given-names><![CDATA[F.]]></given-names>
</name>
<name>
<surname><![CDATA[ISACSSON]]></surname>
<given-names><![CDATA[U.]]></given-names>
</name>
<name>
<surname><![CDATA[DAWSON]]></surname>
<given-names><![CDATA[A]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA["State of the art. I: Resilient response of unbound aggregates".]]></article-title>
<source><![CDATA[Journal of Transportation Engineering]]></source>
<year>2000</year>
<volume>126</volume>
<page-range>66-75</page-range></nlm-citation>
</ref>
<ref id="B8">
<nlm-citation citation-type="book">
<person-group person-group-type="author">
<name>
<surname><![CDATA[MITCHELL]]></surname>
<given-names><![CDATA[J. K.]]></given-names>
</name>
<name>
<surname><![CDATA[SOGA]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
</person-group>
<source><![CDATA[Fundamentals of soil behavior]]></source>
<year>2005</year>
<publisher-loc><![CDATA[New Jersey ]]></publisher-loc>
<publisher-name><![CDATA[Hoboken]]></publisher-name>
</nlm-citation>
</ref>
<ref id="B9">
<nlm-citation citation-type="confpro">
<person-group person-group-type="author">
<name>
<surname><![CDATA[MUNIZ DE FARIAS]]></surname>
<given-names><![CDATA[M.]]></given-names>
</name>
<name>
<surname><![CDATA[GÓMEZ-JIMÉNEZ]]></surname>
<given-names><![CDATA[A.]]></given-names>
</name>
<name>
<surname><![CDATA[QUIÑONES-SINISTERRA]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
</person-group>
<source><![CDATA[Uso de agregados reciclados en capas de base y revestimientos asfálticos]]></source>
<year>2013</year>
<conf-name><![CDATA[ XIXSimposio Colombiano sobre Ingeniería de Pavimentos]]></conf-name>
<conf-loc> </conf-loc>
<publisher-loc><![CDATA[Bogotá D.C ]]></publisher-loc>
</nlm-citation>
</ref>
<ref id="B10">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[RONDÓN]]></surname>
<given-names><![CDATA[H]]></given-names>
</name>
<name>
<surname><![CDATA[REYES]]></surname>
<given-names><![CDATA[F]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA["Comportamiento resiliente de materiales granulares en pavimentos flexibles: estado del conocimiento"]]></article-title>
<source><![CDATA[Revista Ingenierías, Universidad de Medellín]]></source>
<year>2007</year>
<volume>6</volume>
<numero>11</numero>
<issue>11</issue>
<page-range>65-90</page-range></nlm-citation>
</ref>
<ref id="B11">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[TAMAYO]]></surname>
<given-names><![CDATA[J.]]></given-names>
</name>
<name>
<surname><![CDATA[GUTIÉRREZ]]></surname>
<given-names><![CDATA[C. I.]]></given-names>
</name>
<name>
<surname><![CDATA[CABRERA]]></surname>
<given-names><![CDATA[J]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA["Estudio de la degradación de los agregados pétreos durante la vida util de los pavimentos".]]></article-title>
<source><![CDATA[Revista Ingeniería e Investigación]]></source>
<year>1983</year>
<volume>2</volume>
<numero>1</numero>
<issue>1</issue>
<page-range>13-21</page-range></nlm-citation>
</ref>
<ref id="B12">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[VALLEJO]]></surname>
<given-names><![CDATA[L.]]></given-names>
</name>
<name>
<surname><![CDATA[LOBO-GUERRERO]]></surname>
<given-names><![CDATA[S.]]></given-names>
</name>
<name>
<surname><![CDATA[HAMMER]]></surname>
<given-names><![CDATA[K]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA["Degradation of a granular base under a flexible pavement: Dem simulation"]]></article-title>
<source><![CDATA[Internactional Journal of Geomechanics]]></source>
<year>2006</year>
<volume>6</volume>
<numero>6</numero>
<issue>6</issue>
<page-range>435-9</page-range></nlm-citation>
</ref>
<ref id="B13">
<nlm-citation citation-type="journal">
<person-group person-group-type="author">
<name>
<surname><![CDATA[ZEGHAL]]></surname>
<given-names><![CDATA[M]]></given-names>
</name>
</person-group>
<article-title xml:lang=""><![CDATA["The impact of grain crushing on road performance".]]></article-title>
<source><![CDATA[Geotechnical and Geological Engineering]]></source>
<year>2009</year>
<volume>27</volume>
<numero>4</numero>
<issue>4</issue>
<page-range>549-58</page-range></nlm-citation>
</ref>
</ref-list>
</back>
</article>
