... for flexural testing and another three for shear testing. The effects of CFRP strengthening on flexural and shear strength are studied and compared to the control slabs. The effects of CFRP strips on crack pattern, failure behaviour, deflection and energy dissipation of hollow-core slab units are also...

... in the entire structure and the behaviour of a member at ultimate load. A failure probability based on a second moment probabilistic analysis procedure is used in this study to compute the strength reduction factor in predicting the contribution of concrete to shear strength of reinforced-concrete beams...

... provided convergence at the end of each load increment within tolerance limits equal to 0·001. Failure for each model was identified when the solution for a 0·0045 kN load increment did not converge. The experimental study reported by Almousawi (2011) was used for validation of the NLFEA...

...Hamed Ghohani Arab; Mohammad Reza Ghasemi A new approach is presented to estimate quickly and accurately the probability of failure of structures. The approach works by employing first-order reliability methods to determine the closest point to the mean of random variables in a failure region...

... relationships concerning the mortarless dry joints and masonry materials are proposed for the finite-element model. An incremental-iterative finite-element (FE) program code is written to analyse the masonry walls up to failure. The applicability of the proposed FE model is investigated by demonstrating the non...

... steel fibres increase the flexural toughness only. ICE Publishing: All rights reserved 2015 concrete technology & manufacture failures strength and testing of materials b specimen width d_c specimen height d_f fibre...

...Chung-Ho Huang, PhD; Yu-Cheng Kan, PhD; Li-Huai Chen, PhD; Kuang-Chih Pei, PhD Bending tests were performed on beam specimens reinforced with large-diameter steel bars of no. 14 (43 mm diameter) and no. 18 (57·3 mm diameter) to investigate the flexural behaviour, failure mode and bond performance...

...Walter M. G. Burdzik, PrEng, MEng, PhD; Sarah A. Skorpen, PrEng, BEng; Karin Jansen van Rensburg, BEng Recent roof failures in South Africa, of multiple ply nail plated trusses, have necessitated a rethink about the way in which timber trusses are analysed. The authors believe that the relative...

... such storeys. 21 5 2012 27 8 2011 ICE Publishing: All rights reserved 2014 dynamics failures health & safety C _sys total damping matrix CI_j crack index for each storey j c _i damping matrix of member...

... (f_{0). The algorithm for R/C member section analysis by Muller's method is detailed by Li (2002). ICE Publishing: All rights reserved 2014 failures foundations seismic engineering a0, ak, am damping factors related}...

...-sized and deteriorated prestressed concrete bridge beams recovered from a 45-year-old bridge exposed to an aggressive marine environment. The two beams with the greatest superficial deterioration showed progressive and premature failure of the prestressing wires. The beam with little superficial...

... of ductility is of general relevance to various applications, it is of particular significance to conditions resembling those occurring during severe building fires. The main purpose of the study is to examine the failure of composite floor slabs which become lightly reinforced in a simulated fire situation...

... powerful way to develop a full understanding of the complex structural behaviour of connections. steel structures stress analysis failures Figure 5. Moment–displacement curve for experiment and FE analysis In moment frame buildings, a web opening near the area of a beam-to-column...

... the beams on both faces (top and bottom). The effective depth to the steel reinforcement was 267 mm. No steel stirrups were provided within the interior shear spans. To ensure shear failure occurred within the central shear spans, 6 mm diameter steel stirrups were provided in the outer shear spans...

... on the overall structural response of the composite slab. The results of push-off tests indicate that the proposed interlocking system is as effective as using steel truss shear connectors in composite slabs. The flexural test results in terms of load–deflection, crack pattern, ductility and failure loads...

... degree 14·96 (0·69) 14·02 (0·77) 17·25 (2·65) 34·43 (3·65) 35·98 (1·38) SD, standard deviation Figure 7. Joist end edge bearing (a) and associated failure (b) (series A-CR). (c) Open crack at transducer (series B-CR) Figure 8. Typical moment–rotation plots for (a) series CU...

... that the plasterboard and external sheathing boards effectively prevent minor axis buckling of the C sections, so that failure occurred either by major axis buckling or local crushing of the section. In all cases, the results of the tests on 75 mm and 100 mm deep × 1·6 mm thick C sections exceeded the design resistance...

... and outside a probabilistic framework. Definitions for the terms ‘robustness’ and ‘collapse resistance’ are proposed, the former being a property of the structure alone, the latter including possible causes of initial local failure. A pragmatic approach for designing against disproportionate collapse...

... buildings structure & design design methods and aids failures safety & hazards The UK Building Regulations 1 has led with requirements for the avoidance of disproportionate collapse, which were formulated in the aftermath of the 1968 Ronan Point collapse. These requirements include...

.... The experimental results confirmed the significant contribution of the shear deflection to the total deflection of the I-beams, box beams and even solid section beams. beams failures timber structures Engineered timber structural members are products constructed from a combination of timber in its...