All of the articles in this proceedings volume have been presented at the 8th International Conference on Civil Architecture and Structural Engineering (ICCASE 2024) during April 19-21, 2024 in Guangzhou, China. These articles have been peer reviewed by the members of the Scientific Committees and reviewers...

Belief reliability is a reliability measurement method based on opportunity measures, which fully considers the impact of inherent uncertainty and cognitive uncertainty on reliability, and can analyze the reliability of TBM cutterheads. On the basis of the interaction mechanism between the surrounding...

In this study, the deformation and leakage of pressure steel pipe in a hydropower station were investigated and analyzed. Through calculation and theoretical analysis, it is concluded that due to the failure of the external drainage system, when the internal water extravasation, the external water pressure...

In recent years, the state has been actively promoting the concept of energy saving, green and sustainable development. In this paper, according to the characteristics of two kinds of industrial waste slag, silicon powder and fly ash, and the agricultural by-product of rice husk powder, the uniform design...

The particle crushing effect of coarse-grained soil has been widely studied. This study conducted lateral compression tests under high-pressure conditions to study the compression characteristics and particle crushing laws of waste particles from tunnel excavation of phyllite. Samples with continuous...

Based on the construction of steel structures of Xuzhou Concert Hall, the research on the behavior of TX-joints under the combined action of axial force and bending moment was conducted. Finite element (FE) models were established to investigate the influence of the interaction between in-plane T-type...

Based on the bolt connection characteristics of transmission tower, this paper studies the loosening mechanism and causes of double nuts of transmission lines. The finite element simulation analysis of bolt connection is carried out by using ABAQUS software. The influence of initial pretightening force...

A new type of concrete cantilever casting hanging basket that the gravity center is movable intelligently is presented. The gravity center of the hanging basket can be changed to the back of the equipment, which enhances the anti-anchoring ability under walking condition. The novel hanging basket also...

Concrete-faced rockfill dams (CFRDs) have become an important choice for dam construction worldwide due to their economy, construction simplicity and high adaptability to complex terrain. In this paper, the effects of impermeable anti-cracking agent, PVA fiber and cellulose fiber single admixture as...

Concrete is an important heterogeneous material used in engineering structures and infrastructure projects. Studying its mechanical properties and failure mechanism from meso-scale could provide supplementary insights for experimental research. In this study, the geometric concrete model of three aggregate...

Concrete is defined as a three-phase composite material consisting of aggregate, mortar matrix, and interfacial transition zone (ITZ). To investigate the influence of various phases on the strength and damage of concrete, this research constructs a two-dimensional random aggregate model of concrete based...

To achieve the resourceful utilization of waste ceramic tiles and reduce the usage of sand in construction, this paper employs waste ceramic tiles to produce recycled fine aggregates. Simultaneously, the recycled fine aggregates undergo surface modification treatment using a silane coupling agent KH550...

Floor heave deformation of railway tunnel is a common disease in the operation stage of high-speed railway in recent years. Due to its complex deformation mechanism, there is no specific and reliable evaluation method at present. In order to investigate the deformation rule and failure mechanism of the...

Traditional railway route selection requires manual fieldwork over long periods, which is physically demanding and subject to seasonal weather conditions, leading to an uneven annual production cycle and low efficiency. With the introduction of high-tech methods and the significant development of artificial...

One of the basic assumptions in the calculation and design of the internal force of cap pile is the rigid cap. The current national standard and standard only require the structure of cap thickness but not the stiffness. With the increase of the number of piles and the width of caps, the pile foundation...

This paper lists the methods and applications of safety monitoring in ship lock engineering. The application scenarios of structural health monitoring, environmental monitoring, operating condition monitoring and other technologies in ship lock engineering are deeply discussed. Through a detailed introduction...

The construction process of the proposed tunnel will have a disruptive impact on the safe operation of adjacent subways. Therefore, taking the parallel section of the proposed Metro Line 6 and the existing Metro Line 10 in Chongqing as the research object, the geological conditions and the mechanical...

The Guanzhong Plain city group is located in the centre of inland China, which is an important fulcrum of the Asia-Europe Continental Bridge, and also the second largest urban agglomeration in the western region of China. However, the large thickness collapsible loess has always been a pain point in...

Under the influence of water and external loads, the microstructure of loess changes, leading to a loss of strength and ultimately frequent engineering accidents. The fractal characteristics and influencing factors of the microscopic pore structure of unsaturated loess were investigated using nuclear...

The debonding between CA mortar and track slabs has become a typical disease of ballastless tracks for high-speed railways. The interaction of track slab and CA mortar interface is relatively complex, and accurately simulating the bonding relationship between the two is very meaningful for the numerical...

In coastal regions of China, extensive areas are characterized by deep and thick silty clay deposits, necessitating excavation and support during engineering construction. This study gathers excavation examples from existing literature and aims to summarize and analyze the deformation characteristics...

The application of concrete materials in poured-in-place pile engineering is extensive. Understanding the characteristics of concrete materials has a significant impact on the safe construction of poured-in-place piles. Therefore, this study investigates the evolutionary characteristics of concrete damage...

In the milieu of rapid urbanization, prefabricated frame structures, owing to their superior construction efficiency and quality control benefits, have garnered extensive application within the realm of architecture. Nonetheless, in regions prone to frequent seismic activity, the safety performance of...

In order to promote the application of recycled coarse aggregate in steamed concrete, and to achieve a broader coverage of recycled coarse aggregate in the construction industry, thus effectively reduce the shortage of natural aggregate resources. The study investigated effects of different replacement...

With the demand for carbon neutrality, adopting a high assembly rate in modular buildings has become the development trend in China’s civil buildings. This paper analyzes non-modular design examples in civil steel structure buildings, summarizing the principles of modular decomposition and temporary...

Most of the rural houses in Hainan Province are self-built by the residents, and due to the constraints of geography, economic conditions, and professional technology, many houses have problems such as poor construction quality, low strength of materials, and no anti-seismic precautions, which result...

Elastic supported arch structures are widely used in engineering. Under dynamic loads, the bearing capacity of arch structures is closely related to their dynamic stability. In this paper, the effects of the elastic supports on the arch dynamic response and dynamic buckling are investigated by numerical...

As urban land becomes increasingly scarce, the development of underground spaces becomes particularly crucial. Taking the Huachengbei Central Business District in Shenzhen as a case study, this research employs the Analytic Hierarchy Process (AHP) to construct indicators aimed at establishing a measurement...

The optimal timing of support is difficult to determine due to the excavation of the tunnel. This paper proposes a method for determining the optimal support timing of pumped storage power station tunnels based on the displacement release rate, using the indicator of the distance between the support...

As a new type of retaining structure, Gabion reinforced retaining wall has been gradually applied in China, but the current research mainly focuses on ground motion loads, and less studies on the impact of vibration loads such as environment, for the dynamic characteristics of Gabion reinforced retaining...

Exposure to high temperatures is one of the most important deterioration processes of building structures during their service life. In order to understand the changes in the working capacity of refractory blocks used in oil drilling and arson operations, samples were taken of refractory blocks that...

Based on a hundred-meter level high embankment in mountainous areas in China, the embankment stability is investigated by the FLAC3D finite difference numerical simulation, and the effects of fill height, slope grade, geo-fabric reinforcement, and the presence or absence of a wide platform at the base...

The supporting hotel of the National Convention Center Phase II employed a novel type of transfer joint for connecting steel and reinforced concrete structures, and studied geometrically regular and symmetric transfer joint. However, the mechanical properties of irregular, asymmetric joints within this...

In the hybrid structure of Concrete filled steel tubular columns and light steel frames, under horizontal loading, the secondary structure exerts two lateral forces on the main frame columns, resulting in a pronounced second-order deflection effect on the main structural columns. To investigate the influence...

Taking the fault surface of Tao River separated tunnel as the research background, the mechanical response of separated tunnel and the displacement law of deep rock mass under the action of vertical dislocation of fault are explored. The three-dimensional model of tunnel is established by using finite...

Pneumatically supported membrane structures belong to wind-sensitive structures, and the on-site measured wind pressure data is a very valuable and intuitive data source for pneumatic membrane structures. However, the acquisition of wind pressure data is difficult, costly, and there is very little research...

The Yangtze River overcrossing transmission tower is the top priority for power transmission lines. For the foundation of overcrossing transmission towers in different geological regions, it is necessary to design based on specific local geological conditions. In recent years, most of the Yangtze River...

In this paper, ACN/PCN and ACR/PCR calculation methods are given for two types of paved roadway surfaces, rigid and flexible. The ACN/PCN method is replaced by the ACR/PCR method because of its limitations. The two methods are based on the same logic and purpose, with differences in computational models,...

With the development of modern building technology, light partition wall has been widely used in the field of building internal partition wall because of its construction convenience and economy. However, the traditional slotting and repairing methods often cause damage to the structural strength of...

This paper reviews the research progress of 3D concrete printing in the whole construction field, summarizes the basic principles and related processes of this technology, deeply analyzes the necessary properties of concrete materials for 3D printing, and gives a detailed description of its research...

The durability of cement mortar in structural engineering is very important to the structural safety and stability, especially under the action of sulfate erosion, and the deterioration speed is faster and more serious. However, the fracture performance of mortar is not clear, so this paper studies the...

Through the long-term and precise structural deformation monitoring of buildings to determine its health status is very important for their safe use and operation maintenance. At present, the traditional surveying measurement is mainly used to monitor the building deformation, which is not only labor-consuming...

Road subgrade earthwork engineering requires a large amount of high-quality filling materials. The extensive exploitation of natural resources causes environmental damage. Based on a highway construction project in the Gobi Desert, this study utilized aeolian sand as the filling material for road embankments....

With the gradual advancement of the country's environmental protection policies, the air-supported membrane structure, characterized by its short construction period, cost-effectiveness, and high safety during construction, has been widely used in the full enclosure renovation of open-air coal yards...

Traditional Chinese pavilion-type timber structure, with more than 2000 years history, is a highly nonlinear structural system with sophisticated seismic mitigation and isolation mechanisms. To investigate seismic deformation process and hysteresis response of the pavilion-type timber frame with forked...

The symmetric friction connection (SFC) is categorized as a slotted-bolt connection and is extensively used for dissipating seismic energy in earthquake-resistant structures. To investigate the effect of four types of metal friction pairs (Bisalloy450-Q460B, Bisalloy450-Q690E, Q690E-Q355B, and AISI 316L-Q355B)...

The vibrating and screening is easy to break the particles of brittle geomaterials, which is difficult to obtain real gradation and also brings difficulties to engineering guidance. In order to find out the reliability of the vibrating and sieving method for testing the gradation of fragile geomaterials,...

In the construction of island and reef projects, the use of coral dredged channel to prepare concrete aggregate can effectively solve the problem of raw material shortage, shorten the construction period, reduce the construction cost, and blend a certain amount of fiber into coral concrete, can improve...

In the context of rapid urbanization and industrialization, subterranean engineering frequently encounters geotechnical challenges, particularly when dealing with weak soil layers, such as loose silty sand. These layers are problematic due to their poor permeability and low mechanical strength. Although...

Canyons, as a typical form of irregular local topography, exert a substantial influence on the distribution of seismic motion. Numerous large-scale infrastructure projects such as water conservancy and bridges have been constructed in canyon areas. The seismic amplification effect of valley terrain cannot...

ABAQUS has been applied to establish a three-dimensional finite element model of typical brick masonry structures, in order to study the effects of brick masonry material strength, reinforced concrete structural columns, and coupling and tie constraint methods on the dynamic characteristics of brick...

The transverse natural frequency of offshore wind turbines (OWTs) is one of the key factors to be considered in the design of OWTs, and the selection of a reasonable beam theory is crucial for the solution of the natural frequencies of OWTs. However, the additional shear stress caused by axial force...

With the acceleration of urbanization, dredging construction of drainage pipelines has become an important part of urban infrastructure maintenance. This article first analyzes the causes of sedimentation in drainage pipelines and their impact on urban drainage systems. Then, it focuses on exploring...

The Suzhou Metro Line 11 is a planned urban rail transit line in Suzhou City. The efficient and safe construction of Line 11 will effectively alleviate the traffic pressure in the urban area, provide convenient and efficient public transportation options, improve traffic congestion, and enhance the convenience...

In hydropower project, steel bifurcated pipe is a key diversion structure, and its stability and safety are very important. However, there are still some deficiencies in the current research on the mechanical behavior of steel bifurcated pipe, especially in the open and buried state. In this paper, the...

The long-term performance of the reinforced material is an important factor affecting the safety, stability and economic rationality of the reinforced structure, as well as an important design parameter of the reinforced structure, which is affected by the construction damage, creep, aging and other...

Precast concrete pavement (PCP) is newly developed for airport pavement repairing and rapid runway construction in China which allows for faster construction and lower maintenance frequency. The PCP panel structure design and analysis is stated in this paper related to usage stage. Taking into accounting...

Prefabricated structure is a kind of building structure that has been vigorously promoted and developed in recent years. Steel-concrete composite shear wall is an efficient load-bearing and lateral force resisting member. In order to apply it to prefabricated buildings, the characteristics of different...

This paper presents a convolutional neural network (CNN) and support vector machine (SVM) based analysis model for apparent features of electric arc pressure welding joints, aiming to enhance detection accuracy and replace traditional manual visual inspection methods. The model utilizes a training set...

For the deformation and instability of highway embankment on sloping foundation, this paper adopts finite element software PLAXIS to numerically simulate the deformation pattern and safety stability of embankment on sloping foundation under the working conditions of construction period, operation period...

Compared to single-fluid grout, cement-sodium silicate grout have the characteristics of shorter gel time and faster early strength. Based on filling the annular void at the shield tail, they can effectively prevent the flotation of segments. Therefore, it is necessary to analyze the performance of cement-sodium...

Jack-Up Ships are specialized vessels in the field of marine engineering, capable of meeting various needs such as offshore oil and gas exploration and extraction, as well as transportation and installation of offshore wind turbine units. With broad prospects for application, they hold significant research...

Urban road disasters occur frequently in northwest China.Vehicle dynamic load is an important factor causing pavement cracking, dislocation and subgrade settlement deformation. The long-term dynamic load exerted by vehicles on the subgrade has caused harm to the normal operation of urban roads and the...

In a plethora of construction plans lie effective construction plans tailored to specific scenarios. When faced with new construction challenges, we often seek inspiration from historical construction plans, hoping to immediately derive effective solutions upon presenting construction problems. In the...

The impact of airplane landings on runway structures is directly related to aviation safety and runway service life. The current study primarily employs a simplified treatment for the collision of an airplane landing on a runway, and the simulation accuracy is inadequate. For this reason, this study...

Landslides are common geologic hazards in engineering, often causing serious destructive consequences. The study of pore water pressure distribution on slopes has a positive effect on mitigating the hazards of landslides, but due to the limitations of the complex physical mechanisms in engineering practice,...

Seismic secondary fires are the main earthquake secondary disasters, and rapid post-earthquake fire risk assessment helps to take effective measures to reduce the occurrence and spread of fires and minimise casualties and property losses. In this paper, a method of monitoring and rapid assessment of...

For the construction of a waterproof curtain in saturated and highly permeable sand, conventional slurry often fails to form a filter cake and instead penetrates through the sand, leading to a loss of impermeability at the working face and posing a risk of instability. This study, based on a self-designed...

This article calculates the effective length coefficient of frame columns by orthogonal decomposition of the linear stiffness of beams. Meanwhile, a simplified model was established using SAP2000 finite element software, and effective length factors in the x and y directions were calculated using the...

The simulation of spatially varying non-stationary seismic fields holds a crucial role in the fields of earthquake engineering and structural engineering. This simulation technique not only significantly enhances the safety of structural designs but also boosts multi-scale analysis capabilities, optimizes...

The music highway is a creative road design that has gained a lot of attention recently. It incorporates musical elements into the surface of the road so that when a vehicle passes on the road at a certain speed, the friction between the wheel and the surface can produce particular musical melodies....

In the current era of dual-carbon construction, analyzing the energy consumption patterns of buildings is crucial for the development of green and low-carbon smart cities. This study analyzes the energy consumption of buildings with various functions, revealing the spatial and temporal patterns and their...

The rapid advancement and adoption of digital technologies as part of Industry 4.0 have enabled the concrete supply chain in civil engineering to be managed more efficiently, ultimately enhancing the performance of construction projects. This paper focuses on the digitalization of the concrete supply...

Earthquakes often lead to severe earthquake disasters in cities near fault zones, especially in cities on the surface of basins. To study the basin edge effects on seismic responses of near-fault building-structure groups, an integrated numerical method is adopted and two identical structure clusters...

During the construction of shield tunnel under the river, the shield machine digs in the water-rich sand layer with rich water content and strong permeability, so it is difficult to control the disturbance and deformation of the stratum during the construction. In this paper, based on the shield tunnel...

In the construction of the pile-beam-arch station, the construction procedure and force transformation of buckle arch are complex, which has a great influence on the stability and safety of the whole structure construction. In view of this, based on the subway station project, this paper uses the method...

Excavation construction can have an impact on the stability of the mountain and even form new landslide disasters. Based on the construction of a highway tunnel entrance in a certain mountainous area, the stability of the slope was analyzed, and numerical simulation analysis was conducted on different...

In order to improve the calculation method of soil pressure on retaining walls under earthquake action, a calculation formula for seismic active soil pressure on unsaturated retaining walls under steady-state seepage conditions was derived based on the variational method and limit equilibrium method....

When the deep foundation pit is excavating, it will cause stratums settlement, thereby affecting nearby buildings and pipelines under surface. In this paper, based on the e-p curve obtained from the compression test, the calculation method of tangential compression modulus under arbitrary pressure is...

With the increasing demand for environmentally friendly construction practices, the development of prefabricated assembled structures has gained momentum through the widespread adoption of construction industrialization. This research aims to investigate the mechanic performance for a novel prefabricated...

In recent years, more and more wind farms in China, increasing the potential for seismic vulnerability. The operation and damage status of wind turbine towers under seismic action is classified into four levels: intact, temporarily out of operation, permanently out of operation, and collapse. A finite...

Suspended converter valve hall circuit is a crucial subsystem within the UHV converter station. It is characterized by electrical equipment possessing attributes of “high, large, heavy, and flexible,” making them prone to seismic-induced damage. In order to evaluate the seismic performance and vulnerability...