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Data-driven automatic classification model for construction accident cases using natural language processing with hyperparameter tuning Autom. Constr. (IF 10.3) Pub Date : 2024-05-09 Louis Kumi, Jaewook Jeong, Jaemin Jeong
The construction industry, while vital to societal progress, is marred by a high incidence of accidents and injuries. Manual classification of accident cases is intensive and susceptible to human bias. This study addresses this challenge by developing an automated accident case classification system for the construction industry using Natural Language Processing and machine learning techniques. This
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From data to knowledge: Construction process analysis through continuous image capturing, object detection, and knowledge graph creation Autom. Constr. (IF 10.3) Pub Date : 2024-05-09 Fabian Pfitzner, Alexander Braun, André Borrmann
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Neural rendering-based semantic point cloud retrieval for indoor construction progress monitoring Autom. Constr. (IF 10.3) Pub Date : 2024-05-09 Zhiming Dong, Weisheng Lu, Junjie Chen
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AI integration in construction safety: Current state, challenges, and future opportunities in text, vision, and audio based applications Autom. Constr. (IF 10.3) Pub Date : 2024-05-09 Ahmed Bin Kabir Rabbi, Idris Jeelani
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A discussion of the paper “Low-field [formula omitted]H NMR study on geopolymers: The effect of paramagnetic Fe(III)” by Z. Yu, R. de Oliveira-Silva, Y. Pontikes, and D. Sakellariou Cem. Concr. Res. (IF 11.4) Pub Date : 2024-05-08 Chunsheng Zhou, Zuhua Zhang, Jing Qiao
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Effect of natural and accelerated carbonation on microstructure and pH of sodium carbonate alkali-activated slag Cem. Concr. Res. (IF 11.4) Pub Date : 2024-05-08 Patrick Azar, Cédric Patapy, Gabriel Samson, François Cussigh, Laurent Frouin, Martin Cyr
This study aims to understand the effect of the natural and accelerated carbonation on the alkali-activated slag (AAS) activated by sodium carbonate. Carbonation increased AAS paste total porosity but reduced slag containing materials (CEM III) porosity. The pH after carbonation was higher in AAS than in CEM III, which was explained by the buffering effect of the alkalis and the carbonation of the
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Resilient crystalline admixture in ultra-high performance self-healing concrete under cyclic freeze-thaw with de-icing salts Cem. Concr. Res. (IF 11.4) Pub Date : 2024-05-08 Vanessa Cappellesso, Liberato Ferrara, Elke Gruyaert, Kim Van Tittelboom, Nele De Belie
Ultra-high performance (fibre-reinforced) concrete (UHPC) is recognised for its mechanical properties, such as tensile strain hardening, and exceptional durability, including autogenous healing capabilities due to, among others, the addition of supplementary cementitious materials and fibres. However, it is unknown how the cracked concrete can deal with freeze-thaw (FT) cycles with de-icing salts and
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Graph-based decomposition for electrical wiring design in interior finishing Autom. Constr. (IF 10.3) Pub Date : 2024-05-08 Andong Qiu, Ganquan Shi, Zhouwang Yang
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Uncertainty-aware point cloud segmentation for infrastructure projects using Bayesian deep learning Autom. Constr. (IF 10.3) Pub Date : 2024-05-08 Hristo Vassilev, Marius Laska, Jörg Blankenbach
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A lightweight feature attention fusion network for pavement crack segmentation Comput. Aided Civ. Infrastruct. Eng. (IF 9.6) Pub Date : 2024-05-08 Yucheng Huang, Yuchen Liu, Fang Liu, Wei Liu
The occurrence of pavement cracks poses a significant potential threat to road safety, thus the rapid and accurate acquisition of pavement crack information is of paramount importance. Deep learning methods have the capability to offer precise and automated crack detection solutions based on crack images. However, the slow detection speed and huge model size in high‐accuracy models are still the main
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Constraint‐aware optimization model for plane truss structures via single‐agent gradient descent Comput. Aided Civ. Infrastruct. Eng. (IF 9.6) Pub Date : 2024-05-08 Jun Su Park, Taehoon Hong, Dong‐Eun Lee, Hyo Seon Park
This study introduces the constraint‐aware optimization model (CAOM), a novel optimization framework designed to optimize the size, shape, and topology of plane truss structures simultaneously. Unlike traditional optimization models, which rely on gradient descent and frequently struggle with managing various constraints due to their dependence on a single optimization agent, CAOM effectively addresses
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Hydration in diluted solutions of brownmillerite extracted from SR cement and synthetic brownmillerite Cem. Concr. Res. (IF 11.4) Pub Date : 2024-05-07 Alexis Mériot, Sandrine Gauffinet, Marie-Noëlle de Noirfontaine, Mireille Courtial, Karen Alloncle, Laurent Izoret, Frédéric Dunstetter
The aim of this study is to investigate the reactivity of ferrites extracted from Sulfate Resisting (SR) Portland cement clinkers, until now often neglected. Industrial materials and synthetic materials have been studied and compared in the whole range of the Al/Fe ratio. Highly diluted aqueous suspensions were used, ranging between pure water and more complex solutions simulating the pore solution
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Internal curing of fine coral aggregate in cement mortars with low water-to-cement ratio: Difference in freshwater and seawater Cement Concrete Comp. (IF 10.5) Pub Date : 2024-05-07 Weiwei Su, Jianhui Liu, Leping Liu, Zheng Chen, Shichong Zhang, Hang Ruan, Wuwei Yang, Caijun Shi
Fine coral aggregate has a porous structure and high water absorption, which can be used as an internal curing medium. In this study, the pore characteristics and water absorption-desorption of fine coral aggregate were investigated, as well as the difference in internal curing of fine coral aggregate between freshwater and seawater mixed cement mortars with a low water-to-cement ratio. The results
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Displacement sensing based on microscopic vision with high resolution and large measuring range Comput. Aided Civ. Infrastruct. Eng. (IF 9.6) Pub Date : 2024-05-07 Pengfei Wu, Weijie Li, Xuefeng Zhao
Microimage strain sensing (MISS) is a novel piston‐type sensor based on microscopic vision. In this study, optical disc slice is used as information carriers to improve MISS. There are multiple pits on the surface of an optical disc. By using machine vision algorithms, the pits can be converted into digital information, making them scales for recording displacements. By this means, we proposed a sensing
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Mechanics and permeability properties of ecological concrete mixed with recycled engineering muck particles J. Build. Eng. (IF 6.4) Pub Date : 2024-05-07 Jinsheng Lei, Yu Yang, Xinghua Chen
The excavation of construction foundation pits, tunnels, channels, and other projects generates a significant volume of engineering muck, posing challenges in management. Prolonged accumulation of this muck can lead to environmental pollution. The effective recycling of this type of construction waste is crucial for the advancement of a circular economy, necessitating immediate attention to research
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Experimental and numerical investigations of seismic performance of stepped beam-column joints with different connection forms J. Build. Eng. (IF 6.4) Pub Date : 2024-05-07 Xin Cheng, Yun Li, Yi An, Jianfei Liu, Ruibin Zhang, Fangfang Liao
The seismic resilience of prefabricated steel structures significantly depends on the design and construction of beam-column joints. To address the challenges related to the installation of prefabricated wall panels and overall system assembly, this study introduces a novel stepped beam-column joint. The effectiveness of different connection configurations on the seismic behavior of the joints was
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Flow characteristics and resistance coefficients of local components of building heat-moisture-oxygen transport pipelines in the Tibetan Plateau J. Build. Eng. (IF 6.4) Pub Date : 2024-05-07 Haowen Wu, Yingying Wang, Yanfeng Liu
The Tibetan Plateau is characterized by low-pressure, cold, hypoxic, and dry ambient conditions. Thus, in addition to heating, buildings in the region need humidification and oxygenation. It is noted here that the existing specifications of the resistance coefficients of the gas flow in the HVAC pipeline do not consider the effect of the variation in air components on the local resistance of the pipeline
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On improved microstructure properties of slag-based UHPC incorporating calcium formate and calcium chloride J. Build. Eng. (IF 6.4) Pub Date : 2024-05-07 Yanchen Oinam, Mandip Dahal, Minwuye Mesfin, Solmoi Park, Hyeong-Ki Kim, Sukhoon Pyo
The study aimed to achieve high strength in slag-based cementless ultra-high performance concrete (UHPC) while investigating the role of calcium formate and calcium chloride as accelerators using advanced characterization and microstructural analysis. The UHPC specimens were evaluated using various techniques, including heat of hydration, thermogravimetric analysis, X-ray diffraction, nuclear magnetic
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Preparation and formation mechanism of high-toughness organic polymers modified geopolymers Cement Concrete Comp. (IF 10.5) Pub Date : 2024-05-06 Xiaotong Xing, Beihan Wang, Shunjie Luo, Fazhuo Lin, Jiangxiong Wei, Weiting Xu, Jie Hu, Qijun Yu
In recent years, geopolymers have shown potential to replace ordinary cement materials due to their simple preparation, low cost, and excellent performance. Adding organics to geopolymers can enhance toughness and broaden their application potential as building materials. However, the effect of common molding processes to enhance the toughness of organic polymers modified geopolymers remains very limited
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Role of atmospheric-pressure plasma in SiO2 particle deposition onto carbon rovings for improved bond with concrete matrix Cement Concrete Comp. (IF 10.5) Pub Date : 2024-05-06 Hyun-Soo Youm, Sung-Gul Hong
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3D pose estimation dataset and deep learning-based ergonomic risk assessment in construction Autom. Constr. (IF 10.3) Pub Date : 2024-05-06 Chao Fan, Qipei Mei, Xinming Li
Pose estimation of construction workers is critical to ensuring safe construction and protecting construction workers from ergonomic risks. Computer vision (CV)-based 3D pose estimation for construction workers is increasingly used in ergonomic risk assessment (ERA) due to its considerable practicability and accuracy. Currently, the deficiencies of (1) dedicated datasets for construction activities
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Characterization of self-healing in cement-based materials with a low water-to-cement ratio during subsequent hydration J. Build. Eng. (IF 6.4) Pub Date : 2024-05-06 Liangshun Li, Yue Wang, Peiyao Yu, Siyi Zhao
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Displacement prediction of inclined existing buildings with a raft foundation restored by compaction grouting in clay J. Build. Eng. (IF 6.4) Pub Date : 2024-05-06 Dai Xiaolang, Huang Feng, Wang Guihe, Cui Tengyue, Cui Xuedong, Guo Feng
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Performance evaluation and multi-objective optimization of a hybrid earth-air heat exchanger and building-integrated photovoltaic/thermal system with phase change material and exhaust air heat recovery J. Build. Eng. (IF 6.4) Pub Date : 2024-05-06 Amin Shahsavar, Neda Azimi
The current study explores the feasibility of employing an integrated system comprising an earth-air heat exchanger (EAHE) unit and a photovoltaic/thermal (HPT) system equipped with a phase change material (PCM) to fulfill the heating, cooling, and electrical loads of a building. In this arrangement, ambient air is heated during cold months by passing it through the EAHE and PCM-based HPT systems,
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Frosting characteristics of microchannel heat exchangers: Parametric studies and correlation development J. Build. Eng. (IF 6.4) Pub Date : 2024-05-06 Tong Xiong, Tianyang Zhao, Guoqiang Liu, Lei Zhao, Junfeng Jin, Qiang Gao, Gang Yan
Recently, microchannel heat exchangers (MCHX) have been widely used in heat pump systems due to their high surface-to-volume ratio and high efficiency of heat transfer. However, when the MCHX operates in frosting conditions, its performance is adversely affected. To study the frost formation and distribution characteristics of MCHX, a comprehensive parametric study was performed for the MCHX with a
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Prediction of properties of recycled aggregate concrete using machine learning models: A critical review J. Build. Eng. (IF 6.4) Pub Date : 2024-05-06 Zengfeng Zhao, Yajie Liu, Yanyun Lu, Chenyun Ji, Can Lin, Lei Yao, Ziying Pu, Jorge de Brito
Recycled aggregate concrete (RAC) not only alleviates the shortage of natural aggregates but also promotes the recycling of construction and demolition waste, contributing to sustainable development. Traditional empirical and statistical formulas have limited applicability and perform poorly when dealing with complex relationships. Therefore, machine learning has been widely used to predict the performance
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Analyzing energy consumption due to occupant interaction with manual and automatic window blinds in multiple climates J. Build. Eng. (IF 6.4) Pub Date : 2024-05-06 Sepideh Niknia, Hazem Rashed-Ali
Proper daylight management through automated or manual blind systems can enhance user comfort and energy conservation. Furthermore, the influence of weather conditions, coupled with occupant behavior, significantly impacts energy consumption, rendering weather forecasts invaluable in conducting individual building energy simulations to identify energy-efficient strategies for the future. Also, I wonder
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Investigation of strength and water permeability of sustainable high-performance concrete containing high-volume ground bottom ash blended with fly ash and nano-silica J. Build. Eng. (IF 6.4) Pub Date : 2024-05-06 Harsimranpreet Kaur, Natthawat Kulthaweepisit, Trinh Nhat Ho Tran, Chai Jaturapitakkul, Weerachart Tangchirapat
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Ultra-stable foam enabled by nano silica engineering for foam concrete improvement Cement Concrete Comp. (IF 10.5) Pub Date : 2024-05-05 Chunpeng Zhang, Dingqiang Fan, Jian-Xin Lu, Chaoming Pang, Chi Sun Poon
Foam concrete is increasingly applied in construction due to its lightweight, good thermal insulation and fire resistance, and environmental sustainability, while its low strength limits its further popularization and applications. To enhance the stability and performance of foam concrete, amphiphilic nano silica (ANS) was employed in this study to modify the sodium dodecyl sulphate (SDS) based foaming
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Multispecies hybrid bioinspired climbing robot for wall tile inspection Autom. Constr. (IF 10.3) Pub Date : 2024-05-05 Tzu-Hsuan Lin, Pin-Chian Chiang, Alan Putranto
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Rack-level cooling technologies for data centers – A comprehensive review J. Build. Eng. (IF 6.4) Pub Date : 2024-05-05 Xiuming Li, Mengyi Li, Yingbo Zhang, Zongwei Han, Shengwei Wang
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Sodium aluminate activated waste glass: Reduced efflorescence behavior by C(N)−A−S−H transformation Cem. Concr. Res. (IF 11.4) Pub Date : 2024-05-04 Tao Liu, Yuxuan Chen, Bo Yuan, Weitan Zhuang, H.J.H. Brouwers, Qingliang Yu
Waste glass has been highly used in alkali activated materials, but the efflorescence behavior remains an intractable issue. This study investigates the effect of sodium aluminate as an activator to activate waste glass with the aim to mitigate the efflorescence behavior, and blast furnace slag is used as calcium source as well as to promote the early age strength. The gel structure (reaction product)
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Modeling concrete deposition via 3D printing using reproducing kernel particle method Cem. Concr. Res. (IF 11.4) Pub Date : 2024-05-04 Hanbin Cheng, Aleksandra Radlińska, Michael Hillman, Feihong Liu, Jiarui Wang
The quality and geometry conformity of 3D concrete printing are the two major concerns facing autonomous construction. To investigate the geometry of printed concrete and optimize the printing strategy, the reproducing kernel particle method (RKPM) was developed and implemented for the first time to describe the flow of fresh concrete and simulate the process of 3D printing. The proposed novel numerical
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Parameter impact on 3D concrete printing from single to multi-layer stacking Autom. Constr. (IF 10.3) Pub Date : 2024-05-04 Ying Wei, Song Han, Shiwei Yu, Ziwei Chen, Ziang Li, Hailong Wang, Wenbo Cheng, Mingzhe An
Previous studies have revealed that the design of printing parameters influences the filament shape, while the similarity degree between filament shape and modeled slice directly determines the precision of multi-layer stacking structures. This paper experimentally investigates the influence of printing parameters on filament shape and pressure along the printing path. Computational Fluid Dynamic simulation
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Effect of connection methods on hygrothermal performance of prefabricated concrete building walls J. Build. Eng. (IF 6.4) Pub Date : 2024-05-04 Xingguo Guo, Longhui Nie, Jiangjun Ji, Wenhua Chen, Yong Li, Xiangwei Liu
With the ongoing surge in global energy demand and the escalating environmental concerns, attention has turned to building energy consumption in numerous countries. According to a 2019 report by the International Energy Agency (IEA), the global building industry is responsible for 36 % of energy consumption, ranking first among all industries. The 2022 China Building Energy Consumption and Carbon Emissions
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Analyzing the effects of size and density on the ultimate compressive strength of structural laminated bamboo parallel to the grain J. Build. Eng. (IF 6.4) Pub Date : 2024-05-04 Jiannan Li, Jian Yan, Yiyi Zhou, Shulan Yang, Amardeep Singh
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How does carbonation of alkali-activated slag and Portland cement systems impact steel corrosion differently? Cem. Concr. Res. (IF 11.4) Pub Date : 2024-05-03 Zushi Tian, Chuanqing Fu, Hailong Ye
Carbonation of cementitious materials, associated with neutralization of pore solution, is one of the prevalent reasons for inducing corrosion of steel in concrete. Compared with ordinary Portland cement (OPC) concrete, the poorer carbonation resistance of alkali-activated slag (AAS) concrete leads to serious durability concerns of a higher risk of steel corrosion. This work investigates the corrosion
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Atomic structure of nanocrystalline and amorphous ASR products Cem. Concr. Res. (IF 11.4) Pub Date : 2024-05-03 Tulio Honorio, Wang Wei
Limited information about the atomic structure of amorphous and nanocrystalline alkali–silica reaction (ASR) products is available. Here, reactive molecular simulations were employed to construct a model of these products based on defective shlykovite. To introduce disorder into the models, various annealing temperatures (ranging from ambient to temperatures above silicate dissolution) were tested
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A novel approach for the lifetime prediction and structural health monitoring of concrete sewer systems exposed to biogenic sulphide corrosion Cem. Concr. Res. (IF 11.4) Pub Date : 2024-05-03 R.A. Luimes, F.A.M. Rooyackers, A.S.J. Suiker, F.H.L.R. Clemens, E. Bosco
A novel, combined experimental-modelling approach is presented for the estimation of the corrosion depth, load bearing capacity and lifetime of unreinforced concrete sewer pipes exposed to prolonged biogenic sulphide corrosion. The biogenic sulphide corrosion process is mimicked through two types of representative chemical experiments, namely: (i) experiments performed under pH conditions, where dry-cast
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Mechanical properties of polymer modified mortars using polymer latexes with varied glass transition temperature and surface charges Cement Concrete Comp. (IF 10.5) Pub Date : 2024-05-03 Chaoyang Zhang, Jian Liu, Shangfeng Zhang, Xiangming Kong
Mechanical properties of polymer modified mortar (PMM) were investigated using self-synthesized polymer latexes with varied glass transition temperature (T) and colloidal surface charges to build correlations between the mechanical properties of PMMs and the intrinsic properties of the polymers. Generally, compressive strength and elastic modulus of mortar are decreased, but ductility and toughness
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Employing simulation to assess value alignment and fulfillment within construction project settings and team dynamics Autom. Constr. (IF 10.3) Pub Date : 2024-05-03 Salam Khalife, Lynn Shehab, Farook Hamzeh
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Tower crane safety technologies: A synthesis of academic research and industry insights Autom. Constr. (IF 10.3) Pub Date : 2024-05-03 Ali Hassan Ali, Tarek Zayed, Roy Dong Wang, Matthew Yau Shun Kit
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Corrigendum to “Active smart switchable glazing for smart city: A review” [J. Build. Eng. 84, 2024 1-20 108644] J. Build. Eng. (IF 6.4) Pub Date : 2024-05-03 Aritra Ghosh, Rim Hafnaoui, Abdelhakim Mesloub, Khaled Elkhayat, Ghazy Albaqawy, Mohammed Mashary Alnaim, M.S. Mayhoub
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Performance and microstructure of sintered sludge ash-modified cement paste J. Build. Eng. (IF 6.4) Pub Date : 2024-05-03 Youzhi Yang, Zhuofan Wu, Xuebin Hu, Jinrui Zhang, Wujian Long, Biqin Dong
Sintered sludge ash (SSA) has garnered attention for its potential to mitigate carbon emissions by replacing cement. This study investigates the consequential changes in the macro and micro properties of cement paste following the addition of SSA. Fluidity tests unveiled that the high specific surface area of SSA was the primary factor contributing to the reduction in fluidity and the delayed setting
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Seismic performance of self-centering steel column base with buckling-restrained bars J. Build. Eng. (IF 6.4) Pub Date : 2024-05-03 Peiwen Shen, Pu Yang, Yue Chen, Yiming Yang, Jianting Zhou
Self-centering structures, emerging as a vital innovation in earthquake-resilient design, offer notable advantages in structural integrity, rapid functional recovery post-earthquake, and economic efficiency over the building's life cycle. This paper introduces a self-centering steel column base, employing buckling-restrained bars for energy dissipation. Through an analysis of its force mechanism, it
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Physical and mechanical properties of deflection-hardening hybrid fibre-reinforced recycled aggregate concrete J. Build. Eng. (IF 6.4) Pub Date : 2024-05-03 Paing Htet, Wensu Chen, Zhijie Huang, Hong Hao
Recycled aggregate concrete (RAC) has been gaining a large interest in recent years due to the depletion of natural aggregates and environmental protection requirements. To improve the ductility of RAC for structural applications and to avoid corrosion risks involved with utilising steel fibres, this study proposes a deflection-hardening hybrid fibre-reinforced recycled aggregate concrete (FRRAC) by
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Development and characterization of self-centering friction dampers with confined shape memory alloy bars J. Build. Eng. (IF 6.4) Pub Date : 2024-05-03 Ozgur Avsar, Sasa Cao, Osman E. Ozbulut
This study proposes a new self-centering, shape memory alloy bar-based device to address the tension-compression asymmetry and limited energy dissipation capacity of similar SMA bar-based devices. The proposed device, named the Confined Superelastic Friction Damper (CSFD), employs buckling-restrained SMA bars to maintain symmetry in force-displacement responses and enhance effectiveness in both tension
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The bonding performance of desert sand self-compacting concrete overlay on normal strength concrete substrate: Macro, micro, and ultrasonic testing J. Build. Eng. (IF 6.4) Pub Date : 2024-05-03 Weihan Cai, Haifeng Liu, Wenjing Xu, Jialing Che, Shu Ing Doh
This study investigates the performance of concrete containing desert sand (desert sand concrete and desert sand self-compacting concrete) as overlay concrete to bond with normal-strength concrete substrate, with different bonding interfaces being considered. The impermeability of the bonding interface is determined by the electrical resistance test. Static bonding strength is tested by conventional
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Impact of bi-facial PV panels’ presence as the novel option on the energy management and scheduling of the interconnected grids: Comprehensive outlook J. Build. Eng. (IF 6.4) Pub Date : 2024-05-03 Masoud Aryan Tabar, Mehdi Ahmadi Jirdehi, Mohammad Shaterabadi
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Structural properties and barrier performance of low-cost aerogel composites for building insulation J. Build. Eng. (IF 6.4) Pub Date : 2024-05-03 Zihao Song, Yujie Lei, Wenting Ran, Man Yuan, Sisi Shang, Sheng Cui
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Performance of recycled refractory brick fine aggregate on diverse properties of Portland slag cement based heat resistant concrete J. Build. Eng. (IF 6.4) Pub Date : 2024-05-03 Sudipta Ghosh, Subhrajit Sinha, Amiya Kumar Samanta
Utilization of industrial by-products generated through thermal processes is a critical approach in response to the industrialization and urbanization trends, may contribute to the creation of sustainable concrete, which might experience fire through its lifespan and its residual properties, are of specific interest. Hence, this innovation initiates a comprehensive experimental program to analyse the
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Durability of green rubberized 3D printed lightweight cement composites reinforced with micro attapulgite and micro steel fibers: Printability and environmental perspective J. Build. Eng. (IF 6.4) Pub Date : 2024-05-03 Burak Bodur, Muhammet Ahmet Mecit Işık, Ahmet Benli, Barış Bayrak, Ali Öz, Oguzhan Yavuz Bayraktar, Gökhan Kaplan, Abdulkadir Cüneyt Aydın
The increasing amount of tires manufactured annually worldwide has made waste tire management a major environmental concern. The goal of this work is to investigate the potential applications of waste tire aggregates (WTA) in a novel class of affordable, recycled composite materials. This study assesses the material behavior of rubberized 3D printed lightweight cement composites (3DLC) reinforced with
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Extended IFC-based information exchange for construction management of roller-compacted concrete dam Autom. Constr. (IF 10.3) Pub Date : 2024-05-02 Shihang Zhang, Sherong Zhang, Chao Wang, Guojin Zhu, Han Liu, Xiaohua Wang
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Data linking and interaction between BIM and robotic operating system (ROS) for flexible construction planning Autom. Constr. (IF 10.3) Pub Date : 2024-05-02 Aiyu Zhu, Pieter Pauwels, Elena Torta, Hong Zhang, Bauke De Vries
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Crack pattern–based machine learning prediction of residual drift capacity in damaged masonry walls Comput. Aided Civ. Infrastruct. Eng. (IF 9.6) Pub Date : 2024-05-02 Mauricio Pereira, Antonio Maria D'Altri, Stefano de Miranda, Branko Glisic
In this paper, we present a method based on an ensemble of convolutional neural networks (CNNs) for the prediction of residual drift capacity in unreinforced damaged masonry walls using as only input the crack pattern. We use an accurate block‐based numerical model to generate mechanically consistent crack patterns induced by external actions (earthquake‐like loads and differential settlements). For
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A causal discovery approach to study key mixed traffic‐related factors and age of highway affecting raveling Comput. Aided Civ. Infrastruct. Eng. (IF 9.6) Pub Date : 2024-05-02 Zili Wang, Panchamy Krishnakumari, Kumar Anupam, Hans van Lint, Sandra Erkens
The relationship between real‐world traffic and pavement raveling is unclear and subject to ongoing debates. This research proposes a novel approach that extends beyond traditional correlation analyses to explore causal mechanisms between mixed traffic and raveling. This approach incorporates the causal discovery method, and is applied to five Dutch porous asphalt (PA) highway sites that have substantial
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Cover Image, Volume 39, Issue 10 Comput. Aided Civ. Infrastruct. Eng. (IF 9.6) Pub Date : 2024-05-02
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Degradation of alkali-activated Fe-rich slag in sulfuric acid Cem. Concr. Res. (IF 11.4) Pub Date : 2024-05-01 Nana Wen, Arne Peys, Tobias Hertel, Ziyou Yu, Dimitrios Sakellariou, Yiannis Pontikes
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Mitigating autogenous shrinkage of cement with carbon nanotube sponge Cement Concrete Comp. (IF 10.5) Pub Date : 2024-05-01 Xinming Wang, Jing Zhong
Autogenous shrinkage can be mitigated by the addition of superabsorbent polymer (SAP), however, typically at the cost of a significant strength loss. To overcome such dilemma, hydrophilic carbon nanotube sponge (H-CNTSP) was proposed in this study as a novel internal curing agent. Due to the high porosity and enriched hydrophilic functional groups, H-CNTSP can absorb pore solution at 72 g/g driven