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Archives of Civil Engineering
Scopus
ISSN 1230-2945 · Polish Academy of Sciences · 1.326 artikel di indeks
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Analysis of building energy efficiency optimization design effectiveness based on multi-objective optimization algorithm
With the increasing attention of society to sustainable development and environmental friendly design, building energy saving design has become a research hotspot. In this paper, a method combining multi-objective optimization algorithm and neural network backpropagation strategy is proposed to…
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Research on the shrinkage performance and pore characteristics of flexible solidified silt based on solid waste
This study aimed to verify the effect of solidification materials based on solid waste on the shrink-age performance of silt, the main raw materials of solid waste were red mud, zeolite powder, and matrix asphalt. Temperature shrinkage and drying shrinkage tests were conducted to compare and…
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In memory of the late Professor Stanisław Kuś Engineer – Scientist – Social Activist
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Expansive soils as the root cause of a historic underground potable water reservoir failure
The paper describes the root causes of damage to an underground potable water reservoir. It is made of reinforced concrete and consists of two chambers founded on subsoil diversified for its age and origin (folds of glacitectonically disturbed septarian clays and postglacial loams). The documented…
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Experimental investigation of point-fixed laminated glass with enhanced post-breakage capacity
For many years, the transparency of glass has been a major feature that has excited architects to search for new applications for this material in architecture. Laminated glass is commonly used for structural elements. This requires a durable bond between at least two glass layers and an…
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Time series analysis of hazardous events based on data recorded in a polish construction company
The construction sector records a significant number of occupational accidents (A) and near-misses (NM), making it one of the most dangerous in the economy. In recent years, interest in near-miss events has been growing among researchers and practicing engineers, as they are considered precursors…
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A carbon footprint evaluation model for the entire life cycle of building materials – case study
China’s carbon emission research started relatively late. In order to further enrich its related research, the study uses a carbon emission factor fusion building information model and a full life cycle method to calculate the building material carbon footprint of to evaluate the carbon emissions…
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Methods of assessing concrete creep in prestressed bridge structures
The paper discusses the phenomenon of concrete creep, its mechanical models and simplified as well as more sophisticated methods of estimating creep effects applied in the design of bridge structures. The section on simplified methods describes the metod of substitutive concrete elasticity modulus…
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Numerical investigation of steel-timber composite beams with cold-formed omega girders, part 1: non-modified beams
This paper presents a preliminary evaluation of the load-bearing capacity of steel-timber composite beams with cold-formed omega girders and laminated veneer lumber slabs. These structural elements may be used as ceiling beams. The finite element models of the analysed composite beams were created…
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Problems in designing air domes: a lesson from a construction disaster
Modern roofs for tennis courts, swimming pools, or playing fields can take various forms, but an increasingly popular design choice is pneumatic structures. These structures are supported by maintaining a higher internal pressure that upholds the membrane, achieved through a continuous air-blowing…
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Analysis of the critical stress intensity factor of concrete with gravel and dolomite aggregates tested by different methods
The cracking resistance of concrete is of paramount importance in the context of structural integrity and stability. Therefore, analysing fracture propagation in concrete is essential to evaluate resistance to crack propagation. The critical stress intensity factor ������ is one of the most often…
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Simplifications of the numerical model in the design of bar and diaphragm bracing systems
The topic of transversal roof bracing design was discussed. The analysis was performed in ABAQUS for a part of the steel single-storey building roof consisting of truss girders and purlins. Structure with both diaphragm bracing (trapezoidal sheeting) and bar bracing was considered…
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Influence of steel fiber content on the frost resistance of steel fiber reinforced rubberized concrete in sulfate environment
To evaluate the performance of steel fiber-reinforced rubber concrete (SFRRC) in a sulfate environment, a rapid freeze-thaw testing procedure was employed to assess the influence of steel fiber content on parameters such as mass, relative dynamic modulus of elasticity, compressive strength, and…
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Improving the cost performance of green buildings based on soft system methodology and value engineering
The rising demand for sustainable construction practices has prompted a focus on optimizing the cost performance of green buildings. This study investigates enhancing green cost performance by employing the Soft Systems Methodology (SSM), Value Engineering (VE), and Lifecycle Cost Analysis (LCCA)…
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Analysis of damage identification of self-anchor suspension bridge
For the self-anchored suspension bridge with large span and complex structure, based on the finite element analysis and combined with the bridge load test, the stress characteristics before and after damage are analyzed in detail. For the main girder of the main vulnerable component, a variety of…
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Identification of ground anchors reliability based on acceptance tests and the polynomial chaos expansion method
The paper presents a reliability analysis of ground anchors based on acceptance tests and the polynomial chaos expansion method. First of all, it was estimated the probability of meeting the requirements of acceptance tests based on anchor tests realised within the S10 expressway near Bydgoszcz…
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Time-varying probability model of the reduction in bending capacity of RC beams due to corrosion of steel bars
Due to the reduction in bending capacity of RC beams being affected by multiple stochastic uncertainties, employing a deterministic function model to study the bending capacity of RC beams often leads to analysis errors that are difficult to accept. This paper, by analyzing the significant…
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Ecological life cycle analysis (LCA) on the example of materials used in warehouse buildings
Construction cannot be called as an environment friendly process, hence many solutions are being developed to define the negative interactions of the buildings, determine the extent of environmental impact and find alternatives to improve design performance. The paper examines environment impacts…
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Structural and economic analysis of changes in design parameters of urban railway stations: a case study
Structural and economic analysis of changes in design and construction parameters of sections of urban railway stations is conducted. Station I2 of line 2 of Mashhad, Khorasan Razavi, Iran urban railway is considered as a sample station to be studied. Considering the existing condition of the…
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Sensor placement optimization of civil engineering structures using GA–SA algorithm
Effectively and accurately obtaining the structure and status information of civil engineering by optimizing the configuration of sensors is the basis for the monitoring of civil engineering structures, and it is also the key content for subsequent monitoring and evaluation. To realize the…
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