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Service life analysis of reinforced concrete structure under uniform corrosion through ANN model coupled to the FEM

Abstract: The present work intends to analyze and numerically model the corrosion process, estimating the service life of concrete structures. The modelling process was divided in two stages, initiation and propagation. The modeling of the initiation phase was carried

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Analysis of the concrete-steel interface in specimens exposed to the weather and immersed in natural sea water

Abstract: The electrochemical behavior in reinforced concrete elements without and with additión of sodium chloride (NaCl) in the mixing water, in exposed in a marine/tropical environment was evaluated. The monitoring consisted in measuring corrosión potential (Ecorr),

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On the influence of sugarcane bagasse ashes as a partial replacement of cement in compressive strength of mortars

Abstract: This paper presents an experimental program objectifying at investigating the potential of the use of sugarcane bagasse ash as a partial replacement of cement in the production of mortars. Sugarcane bagasse ashes from two origins were studied - one from sugar

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Potential of thermographic analysis to evaluate pathological manifestations in façade cladding systems
O. T. Takeda W. Mazer

Abstract: The present article discusses the potential of thermographic analysis in the evaluation of pathological manifestations in building façades. Its use may assist the identification and diagnosis of pathologies by reducing time and cost of these activities. For t

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Adaptation of a damage map to historical buildings with pathological problems: Case study at the Church of Carmo in Olinda, Pernambuco

Abstract: This article presents the elaboration and implementation of a damage map in a 16th century building with the aim of promoting the preservation of this historical-cultural heritage. The study adopts the elaboration of the damage map from the damage identificat

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Load check on anchored curtains located in geotechnical hazard areas in the city of Rio de Janeiro
A. X. Machado L. C. Mendes

Abstract: This article aims to investigate the load behavior on the tie rods of anchored curtain walls built to eliminate geological-geotechnical hazards on hillsides in the city of Rio de Janeiro. Taking into account increases in overload due to the growth in construc

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Structural and functional conditions of bridges and viaducts on federal highways in Pernambuco

Abstract: This paper discusses the structural and functional conditions of 332 bridges and viaducts on federal highways in Pernambuco, adopting as a methodology the database of the National Department of Infrastructure of Transportation (DNIT) and structural inspection

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Evaluation of pathological problems associated with carbonation and sulfates in a concrete tower with more than 50 years in service
E. E. Maldonado-Bandala

Abstract: This work presents and discuss the results of a corrosion inspection, as well as a repair proposal for the external walls of a reinforced concrete tower which is in the southern coast of the Veracruz state. The inspection included a drone guided damage survey

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