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The usage of infrared thermography to study thermal performance of walls: a bibliographic review

Abstract: This article aims to present the influence of infrared thermography on masonry walls to detect pathological manifestations. A systematic review was carried out through research with automatic search and snow-balling, selection and sifting of articles to restr

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Adhesion, strengthening and durability issues in the retrofitting of Reinforced Concrete (RC) beams using Carbon Fiber Reinforced Polymer (CFRP) – A Review

Abstract: This paper addresses the mechanics of adhesion, strengthening effect and durability issues of applications of CFRP composite materials in beams. The application of CFRP materials has been widely described, but the main focus has been on overall failure parame

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Correlations between water absorption, electrical resistivity and compressive strength of concrete with different contents of pozzolan

Abstract: This research confronts the following concrete properties: water absorptions (by immersion and capillarity), electrical resistivity and compressive strength. Concrete mixtures with two types of cement were tested. Results showed that concretes with higher con

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Electrochemical behavior of dissimilar welded joints between ASTM A615 and AISI 304 with and without buttering using Inconel 182

Abstract: In this study, the corrosion performance of dissimilar welded joints between ASTM A615 and AISI 304 stainless steel with and without buttering using Inconel 182 was evaluated. In both cases, the filler metal was ER-309L and the base metals were prepared with

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Evaluation of the aggregates used in the metropolitan region of Salvador regarding the occurrence of alkali-aggregate reactions (AAR)
D. V. Ribeiro R. O. Rey

Abstract: In the present work the AAR of the aggregates used in the metropolitan region of Salvador and the use of mineral additions in order to mitigate this reaction was evaluated. The accelerated test method using mortar bars, recommended by NBR 15577-4: 2008, was u

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Durability of concrete mixtures with different contents of activated fly ash

Abstract: This article describes properties related to the durability of five different mixtures of concrete with different contents of activated fly ash (AFA) and Portland cement (CPC 40). The measurements carried out were apparent speed of ultrasonic pulse, electrica

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Effluent reuse in the manufacture of concrete blocks for sealing masonry

Abstract: This work seeks to assess the use of reuse water from sewage treatment stations in the manufacture of simple concrete hollow blocks. The use of these blocks has been adopted as a rationalization option in the composition of the sealing and structural masonry,

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An approach to the convent of Santa Clara de Asís in Havana. Study of its conservation status and intervention proposals

Abstract: Santa Clara de Asis Convent High Choir timber truss has been victim of humidity and attack of abiotic and biotic agents which have caused its gradual degradation. For the identification of pathological processes associated with these agents and because of its

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Analysis of pathological manifestations of concrete in urban overpasses

Abstract: The paper presents the case study of pathological manifestations in concrete structures, located in the Northern Road Hub of Brasília, using the GDE / UnB methodology, which qualifies and quantifies the degradation of structural damages. The general state of

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