<?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>2007-6835</journal-id>
<journal-title><![CDATA[Revista ALCONPAT]]></journal-title>
<abbrev-journal-title><![CDATA[Rev. ALCONPAT]]></abbrev-journal-title>
<issn>2007-6835</issn>
<publisher>
<publisher-name><![CDATA[Asociación Latinoamericana de Control de Calidad, Patología y Recuperación de la Construcción A.C.]]></publisher-name>
</publisher>
</journal-meta>
<article-meta>
<article-id>S2007-68352019000100079</article-id>
<article-id pub-id-type="doi">10.21041/ra.v9i1.289</article-id>
<title-group>
<article-title xml:lang="en"><![CDATA[Evaluation of the ultrasound test for estimating the depth of cracks in concrete]]></article-title>
<article-title xml:lang="pt"><![CDATA[Avaliação do ensaio de ultrassom para a estimação da profundidade de fissuras em concreto]]></article-title>
<article-title xml:lang="es"><![CDATA[Evaluación del ensayo de ultrasonido para la estimación de la profundidad de fisuras en concreto]]></article-title>
</title-group>
<contrib-group>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Silva]]></surname>
<given-names><![CDATA[M. T. A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Rocha]]></surname>
<given-names><![CDATA[J. H. A.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Monteiro]]></surname>
<given-names><![CDATA[E. C. B.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Póvoas]]></surname>
<given-names><![CDATA[Y. V.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
<contrib contrib-type="author">
<name>
<surname><![CDATA[Kohlman Rabbani]]></surname>
<given-names><![CDATA[E. R.]]></given-names>
</name>
<xref ref-type="aff" rid="Aff"/>
</contrib>
</contrib-group>
<aff id="Af1">
<institution><![CDATA[,Universidade de Pernambuco  ]]></institution>
<addr-line><![CDATA[Recife ]]></addr-line>
<country>Brazil</country>
</aff>
<aff id="Af2">
<institution><![CDATA[,Universidad Privada del Valle  ]]></institution>
<addr-line><![CDATA[Cochabamba ]]></addr-line>
<country>Bolivia</country>
</aff>
<pub-date pub-type="pub">
<day>00</day>
<month>04</month>
<year>2019</year>
</pub-date>
<pub-date pub-type="epub">
<day>00</day>
<month>04</month>
<year>2019</year>
</pub-date>
<volume>9</volume>
<numero>1</numero>
<fpage>79</fpage>
<lpage>92</lpage>
<copyright-statement/>
<copyright-year/>
<self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_arttext&amp;pid=S2007-68352019000100079&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_abstract&amp;pid=S2007-68352019000100079&amp;lng=en&amp;nrm=iso"></self-uri><self-uri xlink:href="http://www.scielo.org.mx/scielo.php?script=sci_pdf&amp;pid=S2007-68352019000100079&amp;lng=en&amp;nrm=iso"></self-uri><abstract abstract-type="short" xml:lang="en"><p><![CDATA[Abstract The objective of this study is to evaluate the ultrasound test to estimate the depth of cracks in concrete, using a mathematical model published in the literature, and to verify this depth with more accurate results. Four concrete test specimens were molded for each proposed crack depth (5 cm, 10 cm, and 15 cm), simulated using zinc plates, placed during molding and removed before concrete hardening. The results show that the test is sensitive enough to detect the presence of the cracks in the concrete. The mathematical model used allowed for an estimation of the depths of most cracks, but the results are scattered and have a high margin of error for the depths of 5 cm and 15 cm. The cracks of 10-cm depth produced better results.]]></p></abstract>
<abstract abstract-type="short" xml:lang="pt"><p><![CDATA[Resumo Este trabalho teve como objetivo avaliar o ensaio de ultrassom para estimar a profundidade de fissuras em concreto, utilizando modelo matemático da literatura, também verificar a profundidade com melhores resultados. Foram moldados 4 prismas de concreto para cada profundidade de fissura proposta (5 cm, 10 cm e 15 cm), simuladas através de chapas de zinco, colocadas durante a moldagem e retiradas antes do concreto endurecer. Os resultados mostram que o ensaio é sensível para detectar a presença de fissuras no concreto. O modelo matemático utilizado permitiu estimar a maioria das profundidades de fissuras; mas, os resultados apresentam-se dispersos e com margem de erro elevada para as profundidades de 5 cm e 15 cm, já para 10 cm apresentou melhores resultados.]]></p></abstract>
<abstract abstract-type="short" xml:lang="es"><p><![CDATA[Resumen Este trabajo tuvo como objetivo evaluar el ensayo de ultrasonido para estimar la profundidad de fisuras en concreto, utilizando un modelo matemático de la literatura, además de verificar la profundidad con mejores resultados. Se moldearon 4 prismas de hormigón para cada profundidad de fisura propuesta (5 cm, 10 cm y 15 cm), simuladas a través de chapas de zinc, colocadas durante el moldeado y retiradas antes de que el hormigón endurezca. Los resultados muestran que el ensayo es sensible para detectar la presencia de fisuras en el hormigón. El modelo matemático utilizado permitió estimar la mayoría de las profundidades de fisuras; pero los resultados se presentan dispersos y con un margen de error elevado para las profundidades de 5 cm y 15 cm, ya que para 10 cm presentó mejores resultados.]]></p></abstract>
<kwd-group>
<kwd lng="en"><![CDATA[ultrasound test]]></kwd>
<kwd lng="en"><![CDATA[cracks]]></kwd>
<kwd lng="en"><![CDATA[concrete]]></kwd>
<kwd lng="pt"><![CDATA[ultrassom]]></kwd>
<kwd lng="pt"><![CDATA[fissuras]]></kwd>
<kwd lng="pt"><![CDATA[concreto]]></kwd>
<kwd lng="es"><![CDATA[ultrasonido]]></kwd>
<kwd lng="es"><![CDATA[fisuras]]></kwd>
<kwd lng="es"><![CDATA[concreto]]></kwd>
</kwd-group>
</article-meta>
</front><back>
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