[PDF] Top 20 Message from the Editor in Chief RA V8 N1, January - April 2018

... with the limitations of this type of study, the conclusions show that it means a contribution to improvement of the Brazilian’s highways bridges that, in general, suffer from the ... See full document

... Revista ALCONPAT, 8 (1), 2018: 16 – 29 2000b). En cuanto a la ciudad de San Francisco de Campeche, sitio experimental de este trabajo, se ha observado que el proceso de ingreso de la brisa marina es condiciónado ... See full document

... investigating the potential of the use of sugarcane bagasse ash as a partial replacement of cement in the production of ...ashes from two origins were studied - one from ... See full document

... The V8 N2 issue begins with a research from Brazil, in which Romildo Berenguer et al purpose to analyze, through chemical tests, the quantity of chloride ions in concretes made ... See full document

... present the same hydraulic properties as the water-cooled slag, given that by slowly cooling with the fair, its compounds have the possibility of reaching a greater degree of crystallization, ... See full document

... Algunos materiales cementantes provenientes de desechos industriales que pueden utilizarse como materiales alternativos son: la ceniza volante, el humo de sílice, la escoria [r] ... See full document

... Una estructura durable es aquella cuya vida de servicio llega a ser mayor a 50 años; y en países en donde la tecnología del concreto ha evolucionado rápidamente, la vida de servicio puede llegar de 80 a 100 años. El ... See full document

... Neste sentido, faz-se necessário que haja um real entendimento sobre as condições da estrutura e a gravidade das manifestações patológicas encontradas. Para isso, as ferramentas de gestão são utilizadas com o objetivo de ... See full document

... about the conditions of the structure and the severity of the pathological manifestations ...reason, the management tools are used to contribute to a better elaboration of a strategic ... See full document

... located in Alphaville District, in São Paulo, Brazil, was designed to be supported by two direct foundation concrete ...predict the thermal hydration gain of different casting procedures, in ... See full document

... El espectro de 29 Si correspondiente al sistema B2-BFS-B presenta ciertas diferencias con respecto a los anteriores; en este caso además de las componentes que aparecen a -72 ppm y -74[r] ... See full document

... As vigas apresentaram, até 120 minutos de exposição ao fogo, um bom desempenho após o incêndio, não apresentando redução significativa em sua resistência residual, e o [r] ... See full document

... techniques, in order to restore the bearing capacity of the degraded structure (Reis, ...Among the current reinforcement techniques and those of particular interest for this work are ... See full document

... fácilmente descompuesta bajo las condiciones de secado al alto vacío de la columna del microscopio (Bazaldúa-Medellín et al., 2015). Sin embargo, los espectros de microanálisis por rayos-X (EDS) permitieron su ... See full document

... Given the discouraging results obtained with the tepojal mixes, then, it was decided to work with mixes using the tezontle-sand 30-70 mix in order to obtain a concrete with base aggregates of ... See full document

... mentioned, the North American “LIFE-365” service life model for chloride ingress is based on computer simulations and does not involve testing ...that the model successfully predicted the ingress of ... See full document

... Ensayos de permeabilidad al aire adquirieron popularidad debido a su corta duración de ensayo y al hecho de que la estructura de concreto no es afectada durante el ensayo. Schonlin y Hilsdorf (1987) desarrollaron un ... See full document

... Por otro lado, los elementos mecánicos para momentos, fuerza cortante por flexión (fuerza cortante unidireccional) y fuerza cortante por penetración (fuerza cortante bidirecci[r] ... See full document

... In the second work, from Mexico, Pedro Jesús Poot Cauich ...addresses the mechanics of adhesion, strengthening effect and durability issues of applications of carbon fiber reinforced polymer ... See full document

... En Argentina, cerca de un tercio de la energía producida es para el gerenciamiento de los edifícios, siendo que la mitad de esta es direccionada para calentamiento y enfriamiento y más de 30% restante es perdido por ... See full document