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|a Instituto Colombiano de Normas Técnicas y Certificación (Icontec)
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|a Normas técnicas
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| 245 |
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|a Ingeniería civil y arquitectura : concreto fresco : toma de muestras
|b Civil engineering and architecture : sampling freshly mixed concrete /
|c Icontec.
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|a NTC 454
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|a Civil engineering and architecture
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|a Tercera actualización
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|a Bogotá :
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|c 2011.
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|a Adopción modificada (MOD) de la norma ASTM C172/C1752M-2010
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|a Objeto -- Referencias normativas -- Alcance -- Muestreo -- Procedimiento -- Procedimiento adicional para concreto que contiene agregados de tamaño máximo grande.
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|a Versión electrónica disponible en línea a través de la base de datos Icontec
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