[PDF] Top 20 Rev. IBRACON Estrut. Mater. vol.10 número6

... The multiple presence statistics for each case: following, side- by-side and staggered are needed to quantify the trucks super - position in a given concrete bridge. The computation of t[r] ... See full document

... O processo de beneiciamento da bauxita utiliza caldeiras do tipo “combustão a seco com tiragem artiicial” na geração de vapor para o processo BAYER [10]. Segundo RAMOS [12] o funcionamento dessa caldeira (reator) ... See full document

... ertheless, on comparing the pastes prepared with the 8 M NaOH solution, it was noted that samples with a curing temperature of 85 °C had lower compressive strength than those obtained [r] ... 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

... 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

... 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

... With the addition of FAMC to concrete, there was varying the con- tent of water to maintain the slump, it was possible to identify the water consumption because the increase in the ine content [Table 8]. Considered the ... 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

... segundo [13], a superfície pode ser classiicada como rugosa. O reforço era constituído de um talão de concreto armado com seção transversal trapezoidal, de mesmas características geomé- tricas da utilizada nas vigas de ... See full document

... to 10% of the expected failure load up to 50% of this value, waiting 5 minutes between each incre- ment to allow obtaining and plotting of load vs displacement and stress vs strain ... See full document

... Figura 10 apresenta a variação da concentração de cloretos para os casos de: coei- ciente de difusão constante, concreto de cimento Portland comum (m = 0,264), concreto com escória de alto-forno (m = 0,621) e con- ... See full document

... the rest of the procedures are performed by the software program itself, through a user-friendly interface (Figure 2) and data entry windows that allow the manipulation of all parameters considered. The program was ... See full document

... Literature review carried out by Vaz [1] shows that there is not much research on the behavior of strengthened reinforced con- crete beams by addition of concrete and steel bars and, among the researches reviewed, the ... See full document

... Para veriicar qualquer eventual excentricidade de carregamento durante o ensaio, as medidas foram tomadas tanto na parte da frente como na parte de trás das paredes, conforme mostra a Figura 18, e o valor médio das duas ... See full document

... However, despite the results discussed, several studies point out dificulties and laws in the GPR evaluation. A 2012 study reports that the GPR returns mostly accurate information but only for small thicknesses; ... See full document

... This relation is valid for γ z within 1,00 and 1,50. The inferior limit is due the impossibility of the division. The superior limit was ixed based on the great discrepancy observed in higher values, as one can see in ... 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

... Tendo em vista que na versão inal do EC1 (2002) a inluência da altura havia sido retirada do método do tempo equivalente e que as tabelas recomendadas nas IT8 (2001 e 2004) apresentav[r] ... See full document

... In Brazil was created a method, which despite being called equivalent time method is not the original equivalent time method but a consensual procedure enshrined in standards [r] ... See full document

... 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