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Smartphone’s sensing capabilities for on-board railway track monitoring: structural performance and geometrical degradation assessment

Paixão, A.; Fortunato, E.; Calçada, R. (Hindawi, 2019-02-12)

Railway infrastructure managers run dedicated inspection vehicles to monitor the geometric quality of the track (among other aspects) to detect irregularities and ensure safe running conditions of railway lines, in accordance ...

Comprehensive performance indicators for road pavement condition assessment

Marcelino, P.; Antunes, M. L.; Fortunato, E. (Taylor & Francis Online, 2018-03-28)

The selection and use of technical parameters and performance indicators plays an essential role in the pavement management process. It is known that if more parameters are used, a more accurate evaluation of pavement ...

Particle morphology’s influence on the rail ballast behaviour of a steel slag aggregate

Delgado, B.; Fonseca, A.; Fortunato, E. (ICE Publishing, 2019-05-17)

The ballast railway layer is one of the main applications of crushed rocks in civil engineering. Environmental concerns have influenced the use of by-products and recycled materials as alternatives to the exploitation of ...

Rock joint topography: three-dimensional scanning and numerical analysis

Resende, R.; Muralha, J.; Ramos, A.; Fortunato, E. (ICE Publishing, 2015-12-23)

Joints are the most defining features of fractured rock masses. It has been well established that joint behaviour is mainly defined by wall topography, which is difficult to measure and define. Previous works have employed ...

Experimental assessment of building-façade kits and constituent materials

Real, L. P.; Pina dos Santos, C. (Conference Era, 2019-05-13)

Biocomposites, containing biopolymers and/or natural fibres, are sustainable and environmentally friendly construction materials and have lower energy incorporated than conventional materials traditionally used by the ...

Development of DamDamage3D1.0 - A MATLAB program for non-linear analysis of arch dams using a damage model

Alegre, A.; Oliveira, S. (2019-11)

The main goal of this report is to present DamDamage3D1.0, a 3D finite element-based program for non-linear static analysis of arch dams, developed using MATLAB. The non-linear simulations are performed using a damage law ...

Characterization of soil treated with alkali-activated cement in large-scale specimens

Cruz, N.; Rios, S.; Fortunato, E.; Rodrigues, C.; Cruz, J.; Mateus, C.; Ramos, C. (ASTM, 2017-07)

Soil improvement with hydraulic binders is currently used in practice because of the advantages of using the local soil enhancing its geotechnical properties. However, environmental issues related to quicklime applications ...

Estudos sobre a reutilização de águas residuais tratadas para gestão da recarga de aquíferos

Leitão, T. E.; Martins, T.; Mesquita, E.; Henriques, M. J. A.; Carvalho, T.; Rosa, M. J.; Lobo Ferreira, J. P. C. (APRH, 2019-09)

Os efeitos das alterações climáticas na intensidade e duração da precipitação têm conduzido a eventos extremos cada vez mais recorrentes de escassez de água mas também de inundações. Neste contexto, a adoção de estratégias ...

Influência do teor de humidade na rotura de barragens de aterro por galgamento

Alvarez, T.; VALENTE, S.; Amaral, S.; Viseu, T.; Ferreira, R. L. (APRH, 2019-09)

O presente trabalho consiste na comparação de dois ensaios experimentais de rotura por galgamento de barragens de aterro homogéneas com diferentes teores de humidade. As barragens foram construídas em condições idênticas ...

Experimental assessement of biocomposites and nanoinsulation materials at macro scale for next generation building-façade systems

Real, L. P. (Phronesis, 2019-06-11)

The construction sector has a key role to play in achieving the global objectives of sustainable development. At the request of society and consumers, there is a growing incentive to use sustainable and environmentally ...

Implementação do modelo de auto-avaliação CAF no LNEC - Monitorização da implementação do Plano de Melhorias (avaliação intercalar)

Santos, M. A.; Couto, P.; Barateiro, J.; Graça Igreja, M.; Fernandes, O. (2019-10)

O relatório enquadra-se no Subprojeto A – Implementação do Modelo de Autoavaliação CAF (Common Assessment Framework) na Administração Pública, do Projeto GO-LNEC – Capacitação para a Melhoria da Qualidade na Gestão ...

Building simulation analysis of the effect of a rooftop greenhouse located on a Lisbon urban market.

Gomes, R.; Matias, L.; Niza, S.; Pina dos Santos, C.; Silva, C. (Itecons, 2017-02-10)

The Rooftop Greenhouses (RG) are one example of Building-Integrated Agriculture, offering a new dimension to our buildings, providing locally grown food that increase urban resilience. This paper relies on the analysis of ...

Combining embodied and operational energy in buildings refurbishment assessment

Mourão, J.; Gomes, R.; Matias, L.; Niza, S. (Elsevier, 2019-08-15)

Buildings’ refurbishment is becoming a major trend in civil construction in Europe. At the same time Eu- ropean environmental and cultural commitments are being transposed to building and urban regulations. Energy ...

Qualidade e inovação na construção. Deteção de anomalias em revestimentos de ladrilhos por termografia de infravermelhos

Lourenço, T.; Matias, L.; Faria Rodrigues, P. (Construção Magazine, 2017-02-01)

O revestimento de fachadas com recurso a ladrilhos cerâmicos aderentes é uma das técnicas de revestimento mais complexas e que é usada desde há muito tempo, sendo uma das mais características de Portugal. Uma das anomalias ...

Evolução morfológica sedimentar da baía da cidade da Praia, Cabo Verde

Portela, L. I. (Associação Portuguesa de Recursos Hidricos, 2019-09)

A baía da cidade da Praia, na ilha de Santiago, Cabo Verde, acolhe um dos principais portos comerciais e de cruzeiros de Cabo Verde, tendo também uma relação importante, do ponto de vista ambiental e paisagístico, com a ...

GELCLAD VETURE kit. Optimizing thermal bridges

Matias, L.; Pina dos Santos, C. (AMAC, 2018-07-20)

The GELCLAD project intends to develop a versatile, easy to install, eco-friendly and highly performing external wall prefabricated insulation solution based in the VETURE kit concept. In this work it is shown how alternative ...

Optimization of GELCLAD VETURE kit' thermal performance.

Matias, L. (Politecnico di Torino, 2019-07-25)

The GELCLAD project intends to develop a versatile, easy to install, eco-friendly and highly performing external wall prefabricated insulation solution based in the VETURE kit concept. The insulating material of the GELCLAD ...

Near-future changes in storm surges along the Atlantic Iberian coast

Fortunato, A. B.; Meredith, E.; Rodrigues, M.; Freire, P.; Feldmann, H. (Springer, 2019-09)

Decadal predictions bridge the gap between the short-term weather/seasonal forecasts and the long-term climate projections. They target the reproduction of large-scale weather patterns at multi-year time scales by both ...

Seismic analysis of pine flat concrete dam. Comparison of numerical results from 2D and 3D analysis

Azevedo, N.; Braga Farinha, M. L.; Câmara, R.; Leitão, N. S. (Icold, 2019-09)

The concrete gravity dam proposed for the 15th International Benchmark Workshop on Numerical Analysis of dams (Theme A) was numerically studied using computational finite element modules developed by the authors for dam ...

Full-scale shake-table tests of URM buildings subjected to induced ground motions

Graziotti, F.; Tomassetti, U.; Correia, A.A.; Penna, A.; Magenes, G.; Guerrini, G. (EAEE/ETAM, 2018-06)

This paper discusses the results of three dynamic shake-table tests, performed on full-scale unreinforced masonry buildings without specific seismic detailing. The testing program is part of a wider research project aimed ...

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