Modern Building Materials, Structures and Techniques (MBMST 2019): Recent submissions
Dabar rodomi įrašai 41-60 iš 114
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Shear failures in cantilevered reinforced concrete slab-strips without transverse reinforcement
(International Conference Modern Building Materials, Structures and Techniques (MBMST 2019), 2019)Design of slabs without shear reinforcement is, in practice, based mainly on empirical codified methods, derived on the basis of a large number of tests. However, the vast majority of these tests involves simply supported ... -
Experimental research on load bearing capacity of adhesively jointed beech timber lamellas
(International Conference Modern Building Materials, Structures and Techniques (MBMST 2019), 2019)The aim of this work was to verify behavior of a beech timber finger-joint in local conditions in the Central Europe. The samples were produced with a glued joint with the finger length of 23 mm according to standard ČSN ... -
Experimental investigation of secondary use of punched metal plate fasteners in timber structures
(International Conference Modern Building Materials, Structures and Techniques (MBMST 2019), 2019)In this article, the possibility of secondary use of punched metal plate fasteners for timber structures is experimentally investigated. The secondary used metal plate fasteners are experimentally tested in both positions, ... -
Non-linear behavior of innovative steel cable-stayed bridge stiffening girder
(International Conference Modern Building Materials, Structures and Techniques (MBMST 2019), 2019)Until these days there are three very well-known structural forms in cable-stayed bridge construction: radial, harp and fan. These three well-known and analyzed systems ensure the stability of the cable-stayed bridges in ... -
Crack parameters in normal section of FRP strengthened RC elements
(International Conference Modern Building Materials, Structures and Techniques (MBMST 2019), 2019)Contrary to existing studies, this paper presents a prediction model of crack parameters in normal section of FRP strengthened RC elements neglecting crack spacing. A relation between normal crack width, depth and strains ... -
Change of soil mechanical properties due to triaxial sample size
(International Conference Modern Building Materials, Structures and Techniques (MBMST 2019), 2019)Triaxial test is widely used to determine the behaviour and strength parameters of soil. Several consolidated drained triaxial compression tests were performed on two specimen sizes of sand and clay. This article investigate ... -
Evaluating bending stiffness and resistance of sandwich panels at elevated temperatures
(International Conference Modern Building Materials, Structures and Techniques (MBMST 2019), 2019)The objective of this research is to develop a modeling and simulation approach for the bending stiffness of sandwich panels which have been verified and compared by experimental results in normal condition and fire case. ... -
The influence of a column shape cross-section on the punching capacity
(International Conference Modern Building Materials, Structures and Techniques (MBMST 2019), 2019)The article deals with non-linear modeling of slab-column connection which represents a fragment of flat slab supported by a column and loaded up to the punching shear failure. The aim of this parametrical study is the ... -
Stochastic modelling of fatigue crack growth
(International Conference Modern Building Materials, Structures and Techniques (MBMST 2019), 2019)The article deals with the influence of the skewness of quasi-constant stress range on the fatigue resistance of a steel bridge member subjected to multiple repeated loading. It is shown that it is necessary to know the ... -
Bearing capacity and stiffness of pile group foundation
(International Conference Modern Building Materials, Structures and Techniques (MBMST 2019), 2019)Pile group foundations are widely employed in geotechnical design. Bearing capacity increment/reduction of pile group (PG) foundation in design practice often described via empirical efficiency factor (EF), a multiplier ... -
Experimental study of CFST column to steel beam bolted connection with curved end-plates
(International Conference Modern Building Materials, Structures and Techniques (MBMST 2019), 2019)This paper presents results of experimental study of a bolted column-beam connection with an extended curved end-plate joining steel beam and a hollow core Concrete-Filled Steel Tube (CFST). Column concrete hollow core was ... -
Numerical analysis of vertical stress distribution in the direct shear box devices
(International Conference Modern Building Materials, Structures and Techniques (MBMST 2019), 2019)When determining the soil strength parameters with direct shear box devices, the values of the parameters are influenced by devices construction. In assessing this effect, it is necessary to know the magnitude of the ... -
Investigation of influence of additives on properties of multi-molecular organic solutions used for permeation grouting
(International Conference Modern Building Materials, Structures and Techniques (MBMST 2019), 2019)Permeation grouting for stabilization of dispersive sandy and gravely soils is in use from beginning of 19th century and has high importance for various underpinning, tunneling, and structural strengthening works. As ... -
Analysis of the different techniques for calculation of bearing capacity of flexural reinforced concrete deep beams
(International Conference Modern Building Materials, Structures and Techniques (MBMST 2019), 2019)The paper deals with the singularities of the design of deep beams without shear reinforcement according to different design codes, namely, STR 2.05.05:2005, EC2, EC2-SMM and ACI-318. The comparative analysis of calculation ... -
Safety and quality assurance for geotechnical constructions in urban areas
(International Conference Modern Building Materials, Structures and Techniques (MBMST 2019), 2019)Safety and quality assurance are the most important aspects for the design and the construction of geotechnical structures. These aspects consider the optimisation by reducing the resources material, money and time. For ... -
Behaviour of curved reinforcement bars
(International Conference Modern Building Materials, Structures and Techniques (MBMST 2019), 2019)Bended or curved reinforcement bars are often met in assessment of existing reinforced concrete structures and are used in design of nodal regions such as frame corners. Although being present in many tested reinforced ... -
Design analysis of strengthening a damaged supporting structure in a swimming pool building
(International Conference Modern Building Materials, Structures and Techniques (MBMST 2019), 2019)The issue of strengthening the supporting structure of the swimming pool building, with a special attention on damaged reinforced concrete pillars in the sub-pool, is presented. The technical condition of those pillars in ... -
Volume changes of concrete in interaction with sliding joint
(International Conference Modern Building Materials, Structures and Techniques (MBMST 2019), 2019)The paper describes volume changes of cement plain concrete and steel fiber reinforced concrete with strength class C 30/37 in interaction with sliding joints. In the research experiment was performed large-dimensional ... -
Automation of calibration process adopting metaheuristic optimization method
(International Conference Modern Building Materials, Structures and Techniques (MBMST 2019), 2019)Optimization procedures offer a possibility for time-effective determination of input parameters values for complex soil constitutive models. The following paper presents a combination of the metaheuristic Particle swarm ... -
Non-linear ultrasonic defectoscopy of concrete structures for nuclear industry
(International Conference Modern Building Materials, Structures and Techniques (MBMST 2019), 2019)Concrete structures exposed to neutron radiation may exhibit cracking and deterioration, therefore it is needed to find appropriate non-destructive testing methods for assessing their structural integrity. Non-linear wave ...