<?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>1405-7743</journal-id>
<journal-title><![CDATA[Ingeniería, investigación y tecnología]]></journal-title>
<abbrev-journal-title><![CDATA[Ing. invest. y tecnol.]]></abbrev-journal-title>
<issn>1405-7743</issn>
<publisher>
<publisher-name><![CDATA[Universidad Nacional Autónoma de México, Facultad de Ingeniería]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S1405-77432020000400006</article-id>
<article-id pub-id-type="doi">10.22201/fi.25940732e.2020.21.4.034</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Diseño de terraplenes ligeros para control de asentamientos]]></article-title>
<article-title xml:lang="en"><![CDATA[Design of light embankments for settlements control]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Auvinet-Guichard]]></surname>
<given-names><![CDATA[Gabriel]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Sánchez-Guzmán]]></surname>
<given-names><![CDATA[Jesús]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Nacional Autónoma de México Instituto de Ingeniería ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Nacional Autónoma de México Facultad de Estudios Superiores Aragón ]]></institution>
<addr-line><![CDATA[ ]]></addr-line>
<country>Mexico</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2020</year>
</pub-date>
<volume>21</volume>
<numero>4</numero>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S1405-77432020000400006&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S1405-77432020000400006&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S1405-77432020000400006&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: Diversos estudios relativos a la porosidad de los materiales granulares muestran, a partir de consideraciones teóricas, modelos físicos y simulaciones numéricas, que los materiales uniformes presentan naturalmente un peso volumétrico menor que los materiales bien graduados. Lo anterior puede aprovecharse para construir terraplenes ligeros con asentamientos controlados sobre suelos de alta compresibilidad como las arcillas lacustres del valle de México. Para reducir aún más el peso del terraplén es posible recurrir a materiales granulares naturalmente ligeros como la escoria volcánica conocida localmente en México como tezontle, este se caracteriza por sus granos porosos y su bajo peso volumétrico. En este trabajo se analizan las características de dos tezontles, el primero bien graduado y el otro con granulometría más uniforme. Se propone finalmente una técnica constructiva que recurre a tezontle con granulometría controlada para la construcción de terraplenes ligeros sobre suelos blandos como los del valle de México.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: Several existing studies on the porosity of granular materials based on theoretical considerations, physical models or numerical simulations show that uniform materials naturally present a lower unit weight than well-graded ones. This can be taken advantage of to build light embankments with controlled settlements on high compressibility soils such as the lacustrine clays of the valley of Mexico. To further reduce the weight of the embankment it is possible to resort to naturally light granular materials with porous grains such as the volcanic slag locally known in Mexico as tezontle that is characterized by its low unit weight. This paper analyzes the characteristics of two materials classified respectively as uniform and well-graded tezontles. Finally, a constructive technique using tezontle with controlled grain size distribution is proposed for the construction of light embankments on soft soils such as those in the Valley of Mexico.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[Materiales granulares]]></kwd>
<kwd lng="es"><![CDATA[granulometría]]></kwd>
<kwd lng="es"><![CDATA[porosidad]]></kwd>
<kwd lng="es"><![CDATA[peso volumétrico]]></kwd>
<kwd lng="es"><![CDATA[escoria volcánica]]></kwd>
<kwd lng="en"><![CDATA[Granular materials]]></kwd>
<kwd lng="en"><![CDATA[grain size distribution]]></kwd>
<kwd lng="en"><![CDATA[porosity]]></kwd>
<kwd lng="en"><![CDATA[unit weight]]></kwd>
<kwd lng="en"><![CDATA[volcanic slag]]></kwd>
</kwd-group>
</article-meta>
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