[PDF] Top 20 Rev. IBRACON Estrut. Mater. vol.10 número4

... the IBRACON Structures and Materials Journal (Volume 10 Number 4, August 2017) is now avail- able, with ten articles approaching relevant topics on structural ... See full document

... After removing the test specimens from the wet chamber cure con- dition, they were transferred to laboratory environment, with aver- age temperature of 23°C and moisture between 65 and 75%. The test specimens stayed ... See full document

... microstructure, leading to a very low permeability and improving substantially the mechanical properties, which are character- ized by a very high compressive strength capacity, high ductil- ity, enhanced toughness and ... See full document

... Cabe comentar que os valores máximos de momentos letores são encontrados para a situação em que o centro de gravidade de um carro encontra-se no meio do vão; para o momento de torção,[r] ... See full document

... and 10 mm in the pull-out specimens of concrete blocks would cause a masonry failure related to the yield load of both steel bars, and not by shell ...and 10 mm diameter ... See full document

... – 10 cm diameter and 20 cm height – of concretes molded in loco in constructions sites from the ive Brazilian geographical regions – Midwest (CO), South (S), Southeast (SE), North (N) and Northeast (NE) – ... See full document

... beams over that of steel hollow sections. The main parameters investigated include (i) cross-section type and dimensions of the steel tube, (ii) material speciications for both steel and concrete, (iii) shear span to ... See full document

... Transverse reinforcement contributes itself to shear strength and enhances the contribution of other shear transfer mechanisms, re- stricts the widening of shear cracks and may mitigate the size ef- fect on the shear ... See full document

... The dynamic analyses results, for the two analysed scenarios, were obtained for the same nodes or elements, as performed for quasi-static analysis, and they are presented in Figures 9 and 10. First, analysing the ... See full document

... de 10 anos atrás, o método de potencial de corrosão continua sendo uma das ferramentas eletroquímicas mais comuns para o auxílio na inspeção, monitoramento e diagnóstico da corrosão das arma- duras de estruturas ... See full document

... Values of longitudinal and transverse velocities measured during the experiments are summarized on Table 2, some of the veloc- ity measurements were not recorded due to partial detachment of the transducers while ... See full document

... Cresce a economia gerada pela NBR 6118:2014 com o aumen- to da seção dos pilares e carregamento constante. Há também um aumento aproximado de 10% na economia obtida pela NBR 6118:2014 com a elevação da tensão de ... See full document

... When EC2 is compared to NBR 6118:2007, there is a big diference in results obtained by the two codes, and it is noticed that the European code is more economical. The European code is [r] ... See full document

... A porosimetria por intrusão de mercúrio (PIM) tem como princípio a imposição de um luído não molhante, nesse caso o mercúrio, que seja capaz de penetrar nos poros do material, sendo que a pressão e o volume de luido ... See full document

... The principle of mercury intrusion porosimetry (MIP) is the inser- tion of a non-wetting luid – mercury, in this case – able to pene- trate into the materials pores, where the luid pressure and volume are used for the ... See full document

... Esse fato não é exclusivo do nosso país, tanto que na última década houve um grande desenvolvimento dos sistemas de pesagem em movimento em pontes (bridge weigh-in-motion, B-WIM), espec[r] ... See full document

... According to Obrien, Quilligan and Karoumi [31], although the IL can be easily obtained from the theoretical or numerical analysis of the struc- ture, the results usually do not meet th[r] ... See full document

... Gaspar [10], em seus estudos, concluiu que a capacidade de re- sistência da vigota treliçada na fase construtiva, levando em con- sideração o momento positivo, é determinada principalmente pela lambagem do banzo ... See full document

... is the critical buckling load in the lower lange; h is the height of the truss; E s is the steel modulus of elasticity; I φ , inf is the moment of inertia of the lower bars cross s[r] ... See full document

... the IBRACON Structures and Materials Journal (Volume 10, Num- ber 5, October 2017), with ten articles approaching relevant topics on concrete structures and ... See full document