<?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>0124-8170</journal-id>
<journal-title><![CDATA[Ciencia e Ingeniería Neogranadina]]></journal-title>
<abbrev-journal-title><![CDATA[Cienc. Ing. Neogranad.]]></abbrev-journal-title>
<issn>0124-8170</issn>
<publisher>
<publisher-name><![CDATA[Universidad Militar Nueva Granada]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S0124-81702022000200027</article-id>
<article-id pub-id-type="doi">10.18359/rcin.5257</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Influencia de la granulometría, forma de pila y parámetros hidrológicos en la socavación]]></article-title>
<article-title xml:lang="en"><![CDATA[Influence of grain size, pile shape, and hydrological parameters on scouring.]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rivera-Soler]]></surname>
<given-names><![CDATA[Lorena]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Daza Ramírez]]></surname>
<given-names><![CDATA[Daniel Fabián]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Torres]]></surname>
<given-names><![CDATA[Carlos Eduardo]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidad Santo Tomás  ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Santo Tomás  ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<aff id="Af3">
<institution><![CDATA[,Universidad Santo Tomás Facultad de Ingeniería Civil ]]></institution>
<addr-line><![CDATA[Bogotá ]]></addr-line>
<country>Colombia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>12</month>
<year>2022</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>12</month>
<year>2022</year>
</pub-date>
<volume>32</volume>
<numero>2</numero>
<fpage>27</fpage>
<lpage>42</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_arttext&amp;pid=S0124-81702022000200027&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_abstract&amp;pid=S0124-81702022000200027&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.co/scielo.php?script=sci_pdf&amp;pid=S0124-81702022000200027&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen: El objetivo de este trabajo fue establecer la influencia que ejerce la granulometría del lecho del río, la forma de la pila de un puente y los parámetros hidrológicos en la profundidad de socavación, a partir de un modelo físico. Para el desarrollo experimental se empleó un suelo granular proveniente de río al que se le realizaron ensayos de laboratorio para determinar la distribución del tamaño de las partículas, empleando materiales cuya clasificación, según el sistema unificado de clasificación de suelos (USCS, por sus siglas en inglés) es SP (arena mal gradada), SW (arena bien gradada), SP-SC (arena mal gradada con arcilla). Adicionalmente, se realizó un análisis estadístico con el fin de determinar las diferencias significativas entre cada una de las variables y su influencia en dicho proceso. Se encontró que existe una fuerte relación entre la forma de la pila, el caudal y la granulometría, con las características hidrodinámicas del flujo cuando pasa por las pilas, así como en la profundidad de socavación.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract: The objective of this work was to establish the influence of river bed granulometry, bridge pile shape, and hydrologic parameters on scour depth based on a physical model. For the experimental development, granular soil from a river was used and laboratory tests were carried out to determine the particle size distribution using materials whose classification, according to the Unified Soil Classification System (USCS), is SP (poorly graded sand) SW (well-graded sand), SP-SC (poorly graded sand with clay). In addition, a statistical analysis was performed to determine the significant differences between each of the variables and their influence on the process. It was found that there is a strong relationship between the shape of the pile, flow rate, and granulometry, with the hydrodynamic characteristics of the flow as it passes through the piles, as well as the scour depth.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[socavación]]></kwd>
<kwd lng="es"><![CDATA[forma de pila]]></kwd>
<kwd lng="es"><![CDATA[granulometría]]></kwd>
<kwd lng="es"><![CDATA[caudal]]></kwd>
<kwd lng="es"><![CDATA[modelo físico]]></kwd>
<kwd lng="es"><![CDATA[análisis estadístico]]></kwd>
<kwd lng="en"><![CDATA[scour]]></kwd>
<kwd lng="en"><![CDATA[pile shape]]></kwd>
<kwd lng="en"><![CDATA[grain size]]></kwd>
<kwd lng="en"><![CDATA[flow rate]]></kwd>
<kwd lng="en"><![CDATA[physical model]]></kwd>
<kwd lng="en"><![CDATA[statistical analysis]]></kwd>
</kwd-group>
</article-meta>
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