Recent Progress in Steel and Composite Structures

Keynote papers Advances in understanding shell buckling phenomena and their characterisation for practical design; Advances in seismic assessment of steel-concrete composite high-rise buildings and engineering practices; Harmonization of structural standards on the reliability basis of design; Recent steel structures in Poland - the selected projects; Land-based supporting structures for wind convertors; Cold-formed sections and profiled sheeting Shear strength of trapezoidal and sinusoidal corrugated steel webs; Curved cold formed steel roofing: numerical and experimental analysis; Flexural elastic buckling stress of light gauge built-up member; FEM model of the steel building roof includes stressed skin diaphragm action effects; Experimental investigation of the stabilization of the C-section purlins by sandwich panels; Innovative cold-formed GEB section under compression; Steel-concrete composite structures Concrete confinement estimation in composite steel-concrete columns; AAEM method against Volterra integral analysis of composite beam; Tests of shear connectors used in aluminium-concrete composite structures; Innovative solution of transition zone in steel-concrete hybrid beam; Composite structural electronic transmission tower; Prestressing of simply supported composite bridges: a cost-benefit analysis; Buckling and effect of bracings Diagonal bracing members of lattice towers - analytical versus experimental studies; A unified resistance verification of beam-columns not susceptible to LT-buckling; Lateral-torsional buckling of steel beams with simultaneously tapered flanges and web; Global geometrical imperfections for refined analysis of lateral roof bracing systems; A new method of buckling resistance evaluation of laterally restrained beam-columns; Distortional lateral torsional buckling of open and closed steel cross-sections; Dynamics, fatigue and seismic analyses Experimental and numerical study on polymer element used for reduction of temporary steel grandstand vibrations; The effect of steel properties on deformation capacity of HSS columns; Shakedown seismic analysis of composite steel-concrete frames systems; Comparison between behavior of steel and composite eccentrically braced frames with long links; Collapse behaviour of steel box columns under seismic effect of the combined earthquakes; Determination reserve of bearing capacity for steel, with influence of long-term fatigue load, used in structures in case of a fire; Bridges Atmospheric corrosion tests on weathering steel bridges in the Czech Republic; The history of the first orthotropic bridge in Bulgaria; Finite element analysis of metal-soil bridge under static loads; Effect of endogenous deformations in composite bridges; Quality of butt welds in bridges and fatigue classes according to European Codes and testing; Fatigue of structural elements in steel bridges - theory and practice; Structural steel, metallurgy and behaviour in fire Redistribution of internal forces generated in a steel frame structure with flexible joints when exposed to a fire; Fire resistance evaluation of a steel sway frame load-bearing structure using the linear programming; Recent developments in heavy plate production for modern steel bridges; Modelling for the effect of welding process on buckling of built-up high strength steel box column; Application of Barkhausen method to determine internal stresses in cold-rolled and hot-rolled sheets; Application of Barkhausen effect in the impact assessment of welding to internal stress distribution in steel; Strength, stability and postbuckling behaviour Experimental investigations on non-uniform torsion of the two-chord members laced at a single plane; Computer FVM-FEM analysis of the large span grid shell roof; Buckling strength of a steel multi-storey framework according to Eurocode's general method; Shakedown optimization of the thin-wall metal structures under strength and stiffness constrains; Buckling capacity curves for pressurized spherical shells; An integrated approach for fatigue prevention in Movable Scaffolding System; Stability of a truss under upward wind loading; Preliminary experimental research on stability of truss' joint with positive eccentricity; Joints and connections Durability assessment of connections between sandwich panels and purlins; FEM analysis of the extended end-plate splice of welded I-girders with multiple bolt rows and bolts per row; Equivalent model of semi-rigid supporting node in the calculations of steel frames; Component-based modelling of beam-to-column joints subjected to variable actions; Steel column-base solutions for over-roofing of existing buildings. A numerical study; Numerical analysis of stainless steel bolted lap joints; FEM based assessment of the rotation capacity of bolted joints; Truss design with one-membered elements and N-joints; Silos, tanks and vessels Experimental investigations on the resistance of vertical stiffeners of steel silos shells made of corrugated sheets; Load-bearing capacity of discretely supported steel silos shells with skirts; Postbucklingbehaviour of open thin-walled shells made of stainless steel; Simplified stability analysis of steel cylindrical silos with corrugated walls and vertical columns; Problems of designing tubular shell galleries; Reliability, masts and towers Searching for significant basic variables of experimentally tested steel, cylindrical shells; Reliability level of the buried main pipelines linear part; Influence of bearing capacity and reliability of connections and nodes on bearing capacity and reliability of complex bar structures;Deformation of steel lattice towers for overhead lines - Case study; Influence of the initial guy forces on the static computations of mast taking into account the mast shaft buckling form