All of the articles in this proceedings volume have been presented at 2023 9th International Conference on Architectural, Civil and Hydraulic Engineering (ICACHE 2023) during 13-15 October 2023 in Changsha, China. These articles have been peer reviewed by the members of the [Scientific Committees and...

On the base of the theoretical analysis of the rotary cutting of a single picker, a series of experiments were carried out on the cutting test bed of coal and rock to explore different forms of pick-type cutting coal seam. As such the time domain analysis was carried out on the signal of the cutting...

In order to quantify the fusion behavior of new and old asphalt during the hot recycling process, and to detect the degree of fusion of blended asphalt in different reclaimed asphalt pavement, this paper designs an experimental method to measure the fusion degree of new and old asphalt during the hot...

In this study, the thermal properties of the new straw bricks produced at high temperatures and pressure were explored and the pattern of influence of pore diameter on the heat transfer coefficient of the new straw bricks was emphasized. The thermal environment of the experimental house with new straw...

At present, the city water system has been utilized in numerous countries and continuously changed by the city’s appearance or development requirements. However, existing cities’ water infrastructures are established with low requirements and construction structure conditions, which cannot satisfy the...

The entrance tunnel of a pumped storage power station is arranged upstream of the entrance and exit water outlet on the right bank of the lower reservoir. The tunnel body is of Chengmendong type. The entrance terrain is relatively gentle, the slope is 25 ~ 30°, and the rock weathering is deep. To study...

Radial gates play an important part in the comprehensive benefit of hydropower stations. Failures of radial gates are usually related to their dynamic characteristics. To appropriately evaluate the dynamic characteristics of the radial gate, the effect of the pier should be considered. In this paper,...

The basic mechanical parameters of rock are obtained and the creep curves under different stress loads are obtained to reveal the creep law of layered soft rock under different stress loads. According to the creep test results, the linear Burgers creep model is used to fit the test data. The fitting...

When the integrated pipe gallery passes through the railway line at a close distance, when the railway line is overhead, the temporary reinforcement system of the line will bear the main load of the continuous operation train, so the stability of the line reinforcement system determines the safety of...

To evaluate the difference in reinforcement effect between vacuum preloading without sand cushion and conventional vacuum preloading for deep soft foundation, field comparative tests are carried out. The results show that the surface settlement during vacuum preloading without sand cushion is about 17%...

Autoclaved aerated concrete (AAC) possesses advantages such as lightweight, excellent thermal insulation, and good seismic resistance, making it widely utilized as the wall material in building structures. However, the interior environment of AAC is neutral or weak alkaline, which makes the reinforcing...

Feedback-based construction methods using safety monitoring data are widely used in geotechnical engineering. However, improving the quality of monitoring data and conducting accurate calculations and analysis remain challenging areas that require further research. This article introduces the principles...

In order to explore the difference between vacuum preloading without sand cushion and gravel pile, sand pile, and surcharge combined sand pile technology on the reinforcement effect of soft soil foundation, comparative tests were carried out in four areas at the test site. The test results show that...

The existing metro station buildings closest to the cover excavation pit will inevitably be more damaged as a result of pit construction. A three-dimensional finite element model was created using ANSYS software based on a deep foundation pit adjacent to an existing metro station in Beijing to simulate...

Based on the regional characteristics of Qingdao, this paper puts forward the evaluation standard of the courtyard wind environment, analyzes the influence of overhead space layout of teaching buildings on the courtyard wind environment, and puts forward the optimization design strategy to achieve the...

Ultra-thin asphalt overlay (UAO), described as an ultrathin overlay, is formulated of hot-mix asphalt placed on a polymer-modified asphalt emulsion tack coat. The total wearing surface thickness of UAO ranges from 5 mm to 15 mm, ensuring thorough waterproofing of the pavement and high skid resistance....

After several years of operation, there is a discrepancy between the measured data from the piezometric pipes and the initial design infiltration line of the dam. A mathematical model can be established to infer the permeability characteristics of the rock and soil materials in the earth dam based on...

The Chinese woven arch system has captivated the interest of numerous engineers and architects due to its elegant appearance and stable structure as an ancient invention. The ancient wood structure has an unknown load transfer pattern. This article aims to analyze the load transfer condition of the woven...

With the rapid development of the new generation of information technology, intelligent construction, as an innovative engineering construction mode, has become a key method to solve many practical problems in the construction industry, and it is also an important starting point to promote the transformation...

Many dam banks of the Yellow River downstream control projects have not been reinforced due to the limitation of project scale and investment, which is a hidden danger affecting flood control safety. Based on the field survey of the dam banks of the Jiangjia Control Project, the stability was analyzed...

In the steep and steep single-sided rocky cliff area, the pipeline can be laid through by using the trenchless crossing method of raise boring, which will change the route selection ideas and principles of the domestic long-distance pipeline industry in the future. Only Saipan Company applied the raised...

Based on the crack width data monitored during the operation period of a tunnel in Dali, the development of the lining cracks in the tunnel was analyzed in terms of temperature changes. The crack widths were converted to the same condition at each temperature interval. The analysis found that the tunnel...

This study combined ANFIS with a bacterial foraging optimization algorithm (ANFIS-BFO) to predict the daily suspended sediment concentration based on the daily series data observed at the Rio Valenciano hydrological station near Puerto Rico, USA. Meanwhile, ANFIS with grid partition (ANFIS-GP), ANFIS...

The study aimed to solve the problems of column-beam protrusion of steel structure residences and insufficient lateral stiffness resistance of high-rise steel frames. Therefore, a new steel special-shaped column-corrugated steel plate shear wall system was proposed. By establishing the finite element...

In response to the problems of numerous wet operations, low assembly efficiency, and imperfect design specifications of traditional prefabricated floor slabs, a total-prefabricated steel floor slab was proposed. The floor slabs with various stiffeners were selected on the basis of the load-bearing capacity....

In this paper, the molecular structure of polycarboxylic acid water reduction agent was designed, and five different functional monomers were introduced to prepare early-strength polycarboxylic acid water reducer. Study the effects of different functional monomers on the macro properties and heat of...

A new closed tunnel was constructed in a real project, and most of the current studies on flow field have focused on the conventional two-opening tunnel. This study represents a pioneering investigation into the influence of ambient wind on the flow characteristics within a one-end blocked tunnel. Numerical...

There have not been many previous studies on the thermal parameters of oyster shell walls, especially when it comes to the calculation and analysis of unsteady heat transfer. In this study, the thermal parameters of oyster shells were first determined using a Hot Disk experiment. Secondly, a single-room...

Compared with common engineering projects, water conservancy projects are often larger in scale, more complex in engineering, and longer in construction period. In the whole life cycle of water conservancy project construction, its operation and maintenance stages occupy most of the lifecycle of a project....

Under the disturbance of multi-source risk coupling and dynamic environment on the project site, exploring and constructing a more scientific safety management platform is of great value in reducing the accident risk rate. However, the relevant fields are still in the initial stage. With the advent of...

This study delves into the synergistic application of holistic preservation and virtual reality technology in the conservation of traditional architecture. The integration of the comprehensive conservation approach inherent in holistic preservation with immersive virtual reality experiences serves to...

Forests are important carbon sinks in ecosystems. The process of converting forests to other land-use types will lead to a decrease in the carbon sink potential of ecosystems. It is of research significance to explore the mechanism of the impact of land use change on the spatial and temporal evolution...

Expansive soil has a significant cracking tendency under arid environmental conditions, leading to numerous engineering hazards. To study the methods of inhibiting cracking of Nanning expansive soil, a desiccation cracking test was conducted on the soil samples improved by biochar and sisal fiber composite....

The process of sediment initiation is sometimes caused by high-intensity turbulence. Grid turbulence can effectively simulate the sediment movement under such special flow conditions. In this paper, the governing equations of the turbulence model are determined based on the large eddy simulation model...

In order to study the type of soil stabilizers suitable for coarse-grained soils and their curing mechanism, a total of 12 sets of mixing ratios were designed in this paper. The unconfined compressive strength, water stabilization properties, and SEM tests were carried out, respectively. The test results...

Under the background of digital and intelligent transformation of the construction industry, BIM technology has become the core technology and an important starting point to accelerate the innovation and development of the construction industry. It is one of the important tools covering the whole life...

In the construction of a canal project, how to deal with a huge amount of earthwork is an urgent problem, except for the part of filling areas, the surplus earthwork should be placed at the disposal sites. To minimize the total cost of the project and to protect the environment as much as possible, the...

This paper studies the effect of ambient temperature on the loses through performance of concrete, and discusses the effect of the control measures on improving the loses through performance of concrete. Through experimental observation and analysis, it is found that the higher the environmental temperature,...

Due to the acceleration of global climate change and urbanization, many coastal cities are facing an increasing risk of flooding due to the interaction of multiple climatic factors. Urban flooding will not only threaten the safety of the people but also lead to flood invasion into rail space. Taking...

This paper studies particle crushing and the related anisotropy of the micro-behavior of calcareous sand during shearing by numerical simulation based on the discrete element method. By analyzing the macroscopic and microscopic responses of calcareous sand under different particle crushing rates, such...

The level of urbanization in our country is constantly improving, and the demand for high-quality civil housing is growing day by day. In order to improve the quality of housing and living experience, the construction industry urgently needs to promote the innovation and application of intelligent construction...

Prefabricated concrete structures, with their high quality, efficiency, and resource-saving advantages, are widely used in the construction industry. However, traditional two-dimensional design drawings cannot meet the requirements of detailed design of prefabricated concrete structures, especially beam...

Polycarboxylic acid samples were prepared using methyl allyl alcohol polyoxyethylene ether (TPEG) and acrylic acid (AA) as raw materials using an redox initiator system (ammonium persulfate sodium hypophosphate). Explored the influence of polycarboxylic acid molecular weight on microstructure and application...

With the acceleration of urbanization in China, the rigid demand for urban land has promoted the rapid rise of high-rise buildings. While affirming the application advantages of high-rise buildings, it is also necessary to focus on the huge hidden dangers of fire accidents. Disaster prevention is greater...

This research project is based on the first phase of the toll road project from Solo to Kertosono in Indonesia, combined with a series of problems encountered during the construction process of the high-fill roadbed engineering in swampy soil. In response to key technologies during the construction process,...

Currently, the problem of exposed steel reinforcement in cast-in-place concrete structures during construction is particularly prominent. It directly affects the overall quality of building construction projects. Building construction projects are characterized by their large volume and complex structures,...

In recent years, with the rapid development of the global aviation industry, the safety problems of large terminal buildings have become increasingly prominent. In order to ensure the safe and smooth operation of the terminal building, based on the application concept of embedded multifunctional security...

With the rapid development of the social economy, polymer materials are widely used in various construction and production industries, and at the same time, a considerable amount of polymer material waste is also generated. Waste polymer materials pose a great threat to the environment. In today's...

Adopting green construction methods during the construction process can effectively reduce the use of natural resources, but the discharge of construction waste is inevitable. If targeted measures are not taken, scientific and reasonable treatment of construction waste can effectively reduce the emission...

The Central Yunnan Water Diversion Project is an important national livelihood project. In order to ensure the stability and safety of the project diversion, this paper adopts the river engineering model experiment to study the water flow conditions and sedimentation characteristics of the diversion...

To verify the applicability and accuracy of the generalized M-C strength criterion, the glorious three-axis experimental data is used to calculate and verify the adherence and accuracy of the geotechnical material strength criteria. Experimental data comparison found: (1) the average error of the M-C...

In the context of existing transportation operations, cement-graded crushed stone compaction piles are used as a treatment method to address the damage caused by the infiltration of the lower layer of the loess foundation. By conducting numerical simulation analysis on this semi-rigid composite foundation...

Because of its unique geographical environment and special climatic conditions, the Sedorongpu basin experiences frequent glacial geological hazards. This study focuses on the characteristics of a recent large-scale debris avalanche disaster (October 17, 2018) in the Sedorongpu Basin, aiming to investigate...

Inserting plastic drainage board is commonly used in inserting machine, and the difficulty of inserting pipe pile into soil directly affects the efficiency of inserting construction. In this paper, CEL numerical method is used to study the relationship of penetration resistance with penetration depth...

The education and teaching comprehensive building project of Wuhan Institute of Technology covers a construction area of 30,346 m2. According to the functional requirements, the lecture hall is a large-span cast-in situ concrete structure with post-tensioning unbonded prestressed hollow floor technology....

Through the adjustment of polyether monomer, polyether molecular weight and early strength functional monomer, the best process formula was determined, and its molecular weight was tested by gel permeation chromatography, as well as the product performance. The experimental results showed that the early...

Numerous comprehensive studies, both domestically and internationally, have extensively investigated the estimation of Probable Maximum Precipitation (PMP) over durations ranging from 1 to 3 days. However, there remains an unaddressed need for a systematic approach to estimate PMP over short-term. In...

In this paper, a high energy-saving self-insulation wall system of autoclaved aerated concrete (AAC) is established by analysis its construction and the performances of the wall system are also discussed. The results show that the wall system based on combining different density AAC slabs can achieve...

The prefabricated construction industry, while promising in its prospects, introduces fresh safety challenges. Noise, as one of the important influencing factors affecting prefabricated construction workers, has an unavoidable impact on construction workers’ unsafe behavior. This study explores these...

Danjiangkou Reservoir, as the water source of China's South-to-North Water Diversion Project, should be emphasized for its water quality, and the sediment, as an important source and sink of nitrogen and phosphorus in the reservoir, is of great significance in the biogeochemical cycle. In this paper,...

In order to solve the problems of high viscosity and slow flow rate of high-strength concrete. Using EPEG type low molecular weight large monomer as the main raw material, the effects of the acid to ether ratio, the amount of bottom liquid acrylic acid, the amount of chain transfer agent, and the amount...

Based on the relevant design parameters of the storage power station diversion tunnel, a numerical simulation study was conducted using the VOF hydrodynamic model to investigate the arrangement of the double-layer inlet, relative pressure and head loss coefficient. By varying the ratio of the horizontal...

As a product of the infrastructure era, old buildings have impeded urban renewal. The uneven level of construction technology in the past has led to the unpredictability of whether various old buildings can continue to be used and accept the reinforcement treatment. In order to solve these problems,...

Slump retaining polycarboxylic acid superplasticizers with different side chain molecular weight were synthesized by using ethylene glycol vinyl polyoxyethylene ether monomers with different molecular weight by different ester to ether ratio and the same ester to ether ratio. Gel permeation chromatography...

To study the main properties of the SAC cement in cement-based grouting materials, including fluidity, setting time and compressive strength, a composite grouting material was made by combining ultrafine slag powder with cement. The cement slurry was prepared by replacing different proportions of Portland...

This study involved the optimization of the process for low-temperature early strength polycarboxylate superplasticizers (PCE), and determined the optimal DW07 process with excellent low-temperature early strength performance: n(AA)/n(EPEG) = 9.45, n(TGA)/n(EPEG) = 0.23, n(U1)/n(EPEG) = 0.72, n(M1)/n(EPEG) = 0.36....

Based on flow data from the Luodian River Hydrological Station, the RVA analysis method was first used to measure the degree of hydrological change of the five groups of indicators in the IHA index system. The improved RVA method combined with the Nemerow index was then used to calculate the overall...

Uplift pressure within the dam foundation is crucial for maintaining the stability of gravity dams and serves as a pivotal metric in evaluating dam safety. This study evaluates the uplift pressure characteristics of the Wanmipo Hydropower Station's dam, drawing upon years of accumulated monitoring...

Concrete is the largest material used by human beings, and it is often easy to cause segregation of concrete in the process of application due to the deterioration of raw materials and human errors, resulting in accidents such as plugging of pumps, exposure of reinforcing bars, and substantial reduction...

The aim of this study was to investigate the effect of EPEG with different molecular weight on the early strength of polycarboxylic acid superplasticizer. Through experimental testing and analysis, it was found that the early strength of polycarboxylic acid superplasticizer could be improved by appropriately...

In order to implement the most stringent water resources management system, strengthen the management and protection of groundwater, it is necessary to carry out the safety investigation, monitoring and evaluation of groundwater emergency standby water sources. Taking a city as an example, a pumping...

In the process of highway construction, the compaction of subgrade soil is generally carried out under its best moisture content, which can ensure that the subgrade soil reaches the maximum dry density to provide sufficient bearing capacity. However, in the actual project, the moisture content of the...

Water resources carrying capacity is an important indicator for evaluating the sustainable use of regional water resource. It is very important to evaluate regional water resources carrying capacity from systemic perspective which was a benefit for scientific management of water resources and protection...

In order to analysis the vulnerability of underground deep foundation pit construction system and improve the safety level of underground deep foundation pit construction. Firstly, based on the vulnerability theory, the concept of vulnerability of underground deep foundation pit construction safety system...

To explore the differences in precipitation among different regions and the persistence of precipitation trends in the future over the lower reaches of Yangtze River Basin (LYRB), we used precipitation data from meteorological stations in the LYRB from 1980 to 2020. The Pettitt method, Mann-Kendall (M-K)...

The richness and integrity of the landscape view gallery are determined by its architectural height, architectural style, architectural color, and architectural form and distribution. The protection and control of the landscape view corridor is an effective way to help the overall protection of the historical...

This paper summarizes the necessity and the reinforcement methods of slope stability, and introduces the application of strength reduction method in slope stability calculation. Combined with the Qinhuai River slope improvement project in Nanjing, the strength reduction method is used to analyze the...

The height of the main beam of the radial gate is an important design parameter. This paper defines the dimensionless expression of beam height, and the beam height of the double cantilevered main beam of the radial gate is studied. Considering the cooperative work of panels, partitions, and other members...

There are many parameters affecting the design of the main beam of radial gate, which makes designers feel confused. Based on the planar system design method, the three-dimensional finite element numerical simulation method is adopted; that is, considering the spatial cooperation of the components of...

The external protection of suspension cables is an important component of suspension cables. This article analyzes the common forms of external protection diseases of cable-stayed bridges, suspension bridges, and suspension cables, and manually simulates the environmental conditions of corresponding...

Building sunshade components can effectively control solar radiation getting into the room and play an important role in the building thermal insulation. The study takes the west facade of the graduate dormitory at Guzhenkou Campus of China University of Petroleum as the research object. The angle, length,...

With the drastic changes in global climate, the frequent occurrence of extreme weather events has led to an increasing number of flood events, highlighting the crucial importance of accurate watershed runoff forecasting for disaster prevention, water resource management, and environmental protection....

The primary difference between machine-made sand and river sand lies in the presence of stone powder. This paper conducts research on the application of machine-made sand concrete in airport pavement construction, specifically focusing on the application of machine-made sand concrete with stone powder...

As an energy-saving high-tech green and environmental-friendly product, the steel-plastic combined template is in line with the industrial policy guidance of “replacing wood with plastic and steel with plastic”. It is another new generation product after the wooden template, the combined steel template,...

Aiming at assessing the safety of an ancient landslide site, numerical stability analyses are conducted considering changes in hydraulic conditions. Through finite element simulation, two primary factors influencing slope failure, i.e., groundwater level rise and rainfall, are investigated. The results...

The water content of base soil is one of the main factors affecting the subsidence of channel bank slopes, the fluffier the soil quality of bank slopes, the greater the water content, the greater the deformation of channel bank slopes, the use of non-frost-sensitive materials to replace the bank slopes...

With the development of global climate change and infrastructure construction, slope geological hazards have become increasingly prominent. Especially for all infrastructure projects with multiple points and line lengths, slope types are complex and diverse, hazard distribution ranges are comprehensive,...

Accompanied by global climate variability and the increase in engineering construction, the problem of landslide disaster is becoming more and more prominent because landslide disaster has a wide range of hazards, high risk, and other characteristics, which makes the application of intelligent algorithms...

To ensure the safety of constructing large coal bunkers above the goaf of coal mines, the probability integral method was used to predict the residual settlement deformation of the ground surface, and the foundation stability of the newly built large coal bunkers was evaluated. The evaluation concluded...

In this paper, we analyze three classical numerical models of heat transfer, including a 1D steady-state model, a 2D transient model and a complex 3D model considering radiative heat transfer. The scope of application, hypothesis, and accuracy of each model were evaluated. To address the heat transfer...

The seepage problem is one of the most important factors leading to the failure of dams, and it is extremely important to carry out inverse studies of seepage phenomena in the safety analysis. The paper uses the finite element inversion analysis method to evaluate the seepage safety of a dam using a...

The deflection of continuous beam is an important problem in engineering application and theoretical calculation. In this paper, the finite difference method is used to calculate the deflection of the two-span reinforced concrete continuous beam under load. The deflection difference equation of the beam...

Reveal the state of water resources carrying capacity in Shaanxi Province, and provide thought guidance and theoretical support for enhancing the carrying capacity of water resources in various regions of Shaanxi Province. Taking Shaanxi Province as the research object, considering four dimensions of...

Non-metallic fiber concrete is an emerging composite material that capitalizes on the exceptional strength, toughness, and durability of non-metallic fibers to enhance the mechanical properties and longevity of concrete. This article examines and explores the pertinent literature on non-metallic fiber...

CCTV headquarters was selected as the research object in this paper. The building is located in the sandstorm area of Beijing and is plagued by wind and sand all year round. In order to verify the stability of the building under various vibration conditions, ANSYS simulation software was used to analyse...