<?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>2215-3705</journal-id>
<journal-title><![CDATA[Infraestructura Vial]]></journal-title>
<abbrev-journal-title><![CDATA[Infraestructura Vial]]></abbrev-journal-title>
<issn>2215-3705</issn>
<publisher>
<publisher-name><![CDATA[Universidad de Costa Rica, Laboratorio Nacional de Materiales y Modelos Estructurales]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2215-37052020000100001</article-id>
<article-id pub-id-type="doi">10.15517/iv.v22i39.40953</article-id>
<title-group>
<article-title xml:lang="es"><![CDATA[Análisis de sincronización de semáforos utilizando elprograma Synchro]]></article-title>
<article-title xml:lang="en"><![CDATA[Synchronization analysis of traffic lights using the software Synchro]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Alba Menéndez]]></surname>
<given-names><![CDATA[María Liliana]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Hernández Menéndez]]></surname>
<given-names><![CDATA[Oisy]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Instituto Superior Politécnico de Tecnologías y Ciencias  ]]></institution>
<addr-line><![CDATA[ Luanda]]></addr-line>
<country>Angola</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Federal del Oeste de la Bahía  ]]></institution>
<addr-line><![CDATA[ Bahía]]></addr-line>
<country>Brazil</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>06</month>
<year>2020</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>06</month>
<year>2020</year>
</pub-date>
<volume>22</volume>
<numero>39</numero>
<fpage>1</fpage>
<lpage>11</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_arttext&amp;pid=S2215-37052020000100001&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_abstract&amp;pid=S2215-37052020000100001&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.sa.cr/scielo.php?script=sci_pdf&amp;pid=S2215-37052020000100001&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen La congestión del tránsito es un problema que se manifiesta a nivel internacional y del cual Cuba no está exenta, a pesar de que los niveles existentes no llegan a los presentados por los países con alto nivel de motorización. Las intersecciones semaforizadas de las arterias urbanas de La Habana son las más congestionadas, donde se reflejan impactos negativos como accidentes de tránsito, demoras, colas y emisión de contaminantes a la atmósfera. Una de las medidas para mitigar la congestión es coordinar las cadenas semafóricas, lo que clasifica como una importante medida de bajo costo. En esta investigación se aborda el tema de la evaluación de la eficiencia de cadenas sincronizadas utilizando parámetros generales como tiempo de ciclo, intervalos de verde, desfasaje y ancho de banda, teniendo en cuenta la minimización de las demoras de los usuarios, utilizando el software Synchro, y se exponen los resultados obtenidos para un caso de estudio.]]></p></abstract>
<abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract Traffic congestion is a problem that occurs worldwide, and Cuba is not exempt, even when the existing levels do not reach those reported by countries with high level of motorization. Signalized intersections in urban arteries of Havana are the most congested, which reflects negative impacts such as traffic accidents, delays, queue, and emission of pollutants into the atmosphere. A possible low-cost solution to decrease congestion is to coordinate the group of traffic signals. Therefore, this research aims to assess the efficiency of synchronized channels using parameters as cycle time, green intervals, and bandwidth for a case study using Synchro software. This research does not consider the minimization of delays of the users. The results support the feasibility of using these parameters to evaluate and select the design holding the most effective synchronization.]]></p></abstract>
<kwd-group>
<kwd lng="es"><![CDATA[intersecciones]]></kwd>
<kwd lng="es"><![CDATA[sincronización]]></kwd>
<kwd lng="es"><![CDATA[demoras]]></kwd>
<kwd lng="es"><![CDATA[nivel de servicio.]]></kwd>
<kwd lng="en"><![CDATA[intersections]]></kwd>
<kwd lng="en"><![CDATA[coordination]]></kwd>
<kwd lng="en"><![CDATA[delays]]></kwd>
<kwd lng="en"><![CDATA[level of service.]]></kwd>
</kwd-group>
</article-meta>
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