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Key attributes of construction maturity models: a systematic review 构建成熟度模型的关键属性:系统回顾
Pub Date : 2023-07-21 DOI: 10.31705/wcs.2023.54
J. Jayanetti, B. Perera, K. Waidyasekara
Maturity Models assist organisations to evaluate their existing capabilities. A key component of a maturity model is its attributes which govern the assessing criteria of the model. Several construction maturity models exist in various platforms, however, there seems a noticeable gap in the literature on existing maturity model attributes and a model template for construction sector. Therefore, to fill that gap, this study aimed at reviewing the existing construction maturity model attributes. PRISMA literature review technique was adopted to systematically review the existing, construction related maturity model attributes. The identified attributes were analysed using thematic analysis method. The study used twenty prominent construction maturity models to identify their key attributes. These attributes were analysed, and 13 key themes were derived that described model attributes. This study summarised all the literature findings on significant existing model attributes and established the foundation on how to derive attributes relevant to construction maturity models. Further, this study adds to the body of knowledge on construction maturity model attributes and opens up avenues to develop more robust maturity models. This study contributes to the practice by encouraging the use of maturity models and attributes to enhance the existing maturity of construction firms. The results of this study can be directly used by industry practitioners to establish best practices within the construction projects. Further research is encouraged on identifying additional components of models and testing the effectiveness of the findings with empirical data in future studies.
成熟度模型帮助组织评估他们现有的能力。成熟度模型的一个关键组成部分是控制模型评估标准的属性。在不同的平台上都有不同的建设成熟度模型,但是对于现有的成熟度模型属性和建设行业的模型模板,文献似乎存在明显的差距。因此,为了填补这一空白,本研究旨在回顾现有的构建成熟度模型属性。采用PRISMA文献回顾技术对现有的、构建的成熟度模型属性进行系统回顾。采用主题分析法对识别出的属性进行分析。该研究使用了20个突出的结构成熟度模型来识别它们的关键属性。对这些属性进行了分析,并得出了描述模型属性的13个关键主题。本研究总结了所有关于现有重要模型属性的文献发现,为如何推导与构建成熟度模型相关的属性奠定了基础。此外,本研究增加了构建成熟度模型属性的知识体系,并为开发更健壮的成熟度模型开辟了道路。本研究通过鼓励使用成熟度模型和属性来提高建筑企业的现有成熟度,为实践做出了贡献。本研究的结果可以直接用于行业从业者在建设项目中建立最佳实践。鼓励进一步研究确定模型的其他组成部分,并在今后的研究中用经验数据检验结果的有效性。
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引用次数: 0
An IoT-based electrical and electronic appliance management system for Sri Lankan residential buildings 基于物联网的斯里兰卡居民楼电气电子设备管理系统
Pub Date : 2023-07-21 DOI: 10.31705/wcs.2023.13
S.A.D. Sandaru, D.L.C.P. Liyanage, I. Anuradha, J.U. Kumarathunga, C. Kalugala
Sri Lankan household energy consumption was accounted for around 34% of national energy consumption in 2017, and residential applications were accounted for 36% of national energy waste in 2018. Therefore, reducing the energy wastage in the household environment is essential. Researchers from all around the world are working to develop IoT-based solutions to reduce energy wastage, but there are certain challenges in adapting them to the local context as those techniques were developed for foreign domestic usage. As a result, it is crucial to come up with IoT-based solutions which are appropriate for the local environment to assist the reduction. Therefore, this article examines the importance and feasibility of adopting IoT-based electrical and electronic device control systems for household use in Sri Lankan environments. Further, a mobile application was developed to monitor and control the system, which was installed for a residential building after an analysis of the domestic requirements. This system may simply fix into an existing building, making it a cost-effective application for reducing energy wastage in developing countries.
2017年,斯里兰卡家庭能源消耗约占全国能源消耗的34%,2018年,住宅应用占全国能源浪费的36%。因此,减少家庭环境中的能源浪费至关重要。来自世界各地的研究人员正在努力开发基于物联网的解决方案,以减少能源浪费,但由于这些技术是为国外国内使用而开发的,因此在使其适应当地环境方面存在一定的挑战。因此,提出适合当地环境的基于物联网的解决方案来帮助减少是至关重要的。因此,本文研究了在斯里兰卡环境中采用基于物联网的家用电气和电子设备控制系统的重要性和可行性。此外,在分析了家庭需求后,开发了一个移动应用程序来监测和控制该系统,并将其安装在一栋住宅楼上。该系统可以简单地安装在现有建筑中,使其成为发展中国家减少能源浪费的经济有效的应用。
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引用次数: 0
Comparative study of work-related factors affecting mental well-being of male and female construction workers in Australia 影响澳大利亚男性和女性建筑工人心理健康的工作相关因素比较研究
Pub Date : 2023-07-21 DOI: 10.31705/wcs.2023.29
M. Tennakoon, A. Samaraweera, T. Colangelo, Saurabh Sharma, J. Tiller, J. Zeller, S. Gallage
The construction industry is long perceived as physically demanding, and less consideration has been given to the mental well-being of the construction workers. The increasing number of mental health concerns urges the research to expand their focus from work health, safety and accident prevention to the “physio-social effects” on workers’ well-being. Hence, this research aims to explore the effect of work-related factors on the mental well-being of male and female construction workers. After a thorough literature review to set the background, a qualitative research approach was adopted as the methodology. Sixteen participants across two cases were interviewed, and the sample is an equal representation of male and female construction workers in Australia. Factors affecting mental well-being are recognised under five themes through the content analysis of the case study results, including the machoism characteristics of the industry culture; the high-risk and fast-paced work environment; financial stability and financial literacy; uneven workload and unconventionally long working hours; and the involvement of the employer’s management in reassuring the mental well-being. The key implication is that the same inherent machismo cultural characteristics of the Australian construction industry distinctly affect the mental well-being of male and female construction workers. The unpredictability of casual and contract-based appointments causes low job security and financial stability among male workers leading to financial stress. The current study emphasises that a one-stop approach to address the mental health issues of male and female construction workers is ineffective and proposes further in-depth research under the emerged themes of the research.
长期以来,人们一直认为建筑行业对体力的要求很高,很少考虑建筑工人的心理健康。越来越多的心理健康问题促使研究将重点从工作健康、安全和事故预防扩展到对工人福祉的“生理社会效应”。因此,本研究旨在探讨工作相关因素对男女建筑工人心理健康的影响。在进行了全面的文献综述以确定背景后,采用了定性研究方法作为研究方法。对两个案例中的16名参与者进行了采访,样本是澳大利亚男性和女性建筑工人的平等代表。通过对案例研究结果的内容分析,将影响心理健康的因素划分为五个主题,包括行业文化的大男子主义特征;高风险、快节奏的工作环境;金融稳定与金融素养;工作量不均,工作时间超长;以及雇主管理人员在保证心理健康方面的参与。关键的含义是,澳大利亚建筑业同样固有的大男子主义文化特征明显影响着男性和女性建筑工人的心理健康。临时和合同约定的不可预测性导致男性员工的工作安全性和财务稳定性较低,从而导致财务压力。本研究强调,以一站式方法解决男女建筑工人的心理健康问题是无效的,并建议在研究的新主题下进一步深入研究。
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引用次数: 0
Applicability of bim technology for enhancing the lean construction process in Sri Lanka bim技术在斯里兰卡加强精益建设过程中的适用性
Pub Date : 2023-07-21 DOI: 10.31705/wcs.2023.15
M.D.Y. Madusha, M. Francis, T.N. Liyanawatta
Building Information Modelling (BIM) is widely implemented in construction industries around the world, providing many benefits. BIM has brought significant improvements in productivity, accuracy, and efficiency. Lean is an innovative construction management method that is closely linked to the overall lifecycle of a project to ensure its success. Lean and BIM are two different concepts used to enhance the value and quality of overall construction projects. The combination of these two concepts has been used to eliminate waste and encourage a streamlined workflow ensuring the delivery of value to the customers. But still, there is a lagging that can be identified in the applicability of BIM for enhancing the lean construction process in local scenarios. Therefore, the study explored the applicability of BIM technology for the lean construction process in Sri Lanka. Accordingly, a comprehensive literature survey and three case studies were conducted to collect data. Subsequently, the collected data were analysed using content analysis with the use of NVivo software. The study indicates that 12 lean techniques which have been implemented in local construction projects and 9 BIM-related software encourage the establishment of lean principles. The study further revealed, 7 common challenges while integrating of Lean-BIM and 9 solutions to overcome the challenges identified. Finally, a framework was developed based on the research findings to identify the current situation of the applicability of BIM technology for enhancing the lean construction process in Sri Lanka.
建筑信息模型(BIM)在世界各地的建筑行业得到了广泛的应用,并提供了许多好处。BIM在生产力、准确性和效率方面带来了显著的提高。精益是一种创新的施工管理方法,它与项目的整个生命周期密切相关,以确保项目的成功。精益和BIM是两个不同的概念,用于提高整体建设项目的价值和质量。这两个概念的结合已被用于消除浪费,并鼓励简化的工作流程,确保向客户交付价值。但BIM在本地场景下提升精益施工流程的适用性仍存在一定的滞后。因此,本研究探讨了BIM技术在斯里兰卡精益施工过程中的适用性。因此,我们进行了全面的文献调查和三个案例研究来收集数据。随后,使用NVivo软件对收集的数据进行内容分析。研究表明,已经在地方建设项目中实施的12种精益技术和9种bim相关软件鼓励精益原则的建立。该研究进一步揭示了整合精益bim的7个常见挑战和9个解决方案,以克服所确定的挑战。最后,根据研究结果制定了一个框架,以确定BIM技术在斯里兰卡加强精益施工过程中的适用性现状。
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引用次数: 0
A Systematic review of vertical construction project characteristics 垂直建筑项目特点的系统回顾
Pub Date : 2023-07-21 DOI: 10.31705/wcs.2023.4
I. Jayasinghe, N. Domingo, A.L. Thi Hoai, M. Sutrisna
The construction industry is one of the key contributors to the development of any country. Depending on the orientation of the construction, it divides into two types; vertical and horizontal constructions. However, different project characteristics play a vital role in the industry as it has the power to influence the decision-making on projects. While vertical construction project characteristics are more specific, to identify the project characteristics of vertical construction and their influence on vertical construction projects, mixed method data analysis comprising science mapping and thematic analysis has been followed. The literature was searched in Scopus and made 43 articles to review, followed by a bibliometric search strategy. The keywords used for searching are “project characteristic*”, “project attribute*”, “construction” and “building*”. After an extensive literature review, different types of vertical construction projects were identified, and 21 characteristics affect the decision-making on any vertical construction. The results implied that the project characteristics are the key players in any decision-making process, delivery methods selection, risk management, disputes, cost estimation, reworks and delays. This study contributed to the research community to update their knowledge of vertical construction projects’ characteristics and for the professionals to identify their significance of them before deciding.
建筑业是任何国家发展的关键贡献者之一。根据建筑的朝向,它分为两种类型;垂直和水平结构。然而,不同的项目特征在行业中起着至关重要的作用,因为它具有影响项目决策的力量。垂直建筑项目特征更为具体,为了识别垂直建筑的项目特征及其对垂直建筑项目的影响,采用了科学制图和专题分析相结合的混合方法数据分析。在Scopus中检索文献,选取43篇文献进行综述,然后采用文献计量学检索策略。搜索关键词为“项目特征*”、“项目属性*”、“建设”、“建筑*”。通过广泛的文献回顾,我们确定了不同类型的垂直建设项目,并确定了21个特征影响任何垂直建设的决策。结果表明,在任何决策过程、交付方式选择、风险管理、纠纷、成本估算、返工和延迟中,项目特征都是关键因素。本研究有助于更新研究界对垂直建筑项目特征的认识,并有助于专业人士在决定之前确定其重要性。
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引用次数: 0
Strategies to implement lean maintenance concept for high-rise commercial buildings in Sri Lanka 斯里兰卡高层商业建筑精益维修理念的实施策略
Pub Date : 2023-07-21 DOI: 10.31705/wcs.2023.79
K.K. Arasakulasooriya, P. Sridarran, T. Sivanuja
Maintenance management (MM) is an important function in managing high-rise commercial buildings. In comparison to low-rise and mid-rise structures, commercial high-rise buildings have severe maintenance management deficiencies. According to prior studies, implementing lean in maintenance is a well-known and effective strategy to improve maintenance efficiency. Thus, this study aimed to identify strategies to implement the lean maintenance concept for high-rise commercial buildings in Sri Lanka. Due to the lack of literature on building maintenance in the context of Sri Lanka, a pilot survey was carried out to establish the research problem of the study. Consequently, a comprehensive literature synthesis was conducted revealing building maintenance, lean and lean maintenance. Further, the applicability of lean maintenance in the global context of building maintenance had been reviewed. Consequently, under qualitative research methodology, a case study strategy was adopted. The findings of the study identified the experts ‘perception of lean principles in building maintenance and challenges in implementing lean maintenance in commercial high-rise buildings in Sri Lanka from the selected cases. Lack of knowledge about lean, ineffective tactics, and the absence of standards, regulations, and policies are some of the major challenges to lean adoption in Sri Lanka. Then, experts who have extensive experience in both lean and maintenance were interviewed to identify strategies to address the identified challenges in commercial high-rise buildings in Sri Lanka.
维修管理是高层商业建筑管理的一项重要功能。与低层和中层结构相比,商业高层建筑存在着严重的维护管理缺陷。根据以往的研究,在维修中实施精益化是众所周知的提高维修效率的有效策略。因此,本研究旨在确定斯里兰卡高层商业建筑精益维护理念的实施策略。由于缺乏关于斯里兰卡背景下建筑维修的文献,因此进行了一次试点调查,以确定本研究的研究问题。因此,对建筑维修、精益和精益维修进行了全面的文献综合。此外,精益维修在建筑维修的全球背景下的适用性进行了审查。因此,在定性研究方法下,采用了案例研究策略。研究结果确定了专家对建筑维护精益原则的看法,并从选定的案例中确定了在斯里兰卡商业高层建筑实施精益维护的挑战。缺乏关于精益的知识,无效的策略,以及缺乏标准,法规和政策是斯里兰卡采用精益的一些主要挑战。然后,采访了在精益和维护方面具有丰富经验的专家,以确定解决斯里兰卡商业高层建筑中确定的挑战的策略。
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引用次数: 0
Critical assessment of the existing disaster resilience frameworks and their applicability to improve community resilience 对现有抗灾框架及其在提高社区抗灾能力方面的适用性进行批判性评估
Pub Date : 2023-07-21 DOI: 10.31705/wcs.2023.36
M. Fernando, K. Ranadewa, U. Kulatunga, K. Keraminiyage
Disasters are inevitable and unique; however, their impact on livelihood can be minimised. Improving disaster resilience is used as one of the key approaches to minimise the impact of disasters. Several disaster resilience models were presented during the last 20 years. However, these disaster resilience models have a vast diversity and research has not been conducted to assess the connectivity of the available models and frameworks. Therefore, this study critically reviews the disaster resilience models and frameworks to identify their positive and negative aspects that support the development of community resilience. The research is following a narrative literature review methodology while using selected journal and conference papers from the last 20 years. The models and frameworks were critically reviewed using the characteristics and availability of different concepts concerning disaster resilience context. the study summarises 10 disaster resilience models and frameworks utilised in different contexts. The outcome illustrates that DROP and Regional Resilience of Process and Outcome frameworks are comprehensive based on the availability of concepts. Moreover, the Regional Resilience of Process and Outcome framework signifies the suitability of the particular framework for disaster resilience based on concepts and characteristics. This study enhances the existing level of knowledge on disaster resilience and its understanding based on diversified discussion.
灾难是不可避免的,也是独一无二的;然而,它们对生计的影响可以降到最低。提高抗灾能力是减少灾害影响的关键方法之一。在过去的20年中提出了几种灾害恢复模型。然而,这些灾害恢复模型具有巨大的多样性,并且尚未进行研究以评估现有模型和框架的连通性。因此,本研究批判性地回顾了灾害复原力模型和框架,以确定其支持社区复原力发展的积极和消极方面。这项研究采用了一种叙事文献回顾的方法,同时使用了过去20年里选定的期刊和会议论文。利用与灾害恢复能力有关的不同概念的特点和可用性,对模型和框架进行了严格审查。该研究总结了在不同情况下使用的10个灾害恢复模型和框架。结果表明,基于概念的可用性,DROP和区域复原力过程和结果框架是全面的。此外,过程和结果的区域复原力框架表明了基于概念和特征的特定复原力框架的适用性。本研究在多元讨论的基础上,提高了对灾害恢复力的现有知识水平和理解。
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引用次数: 0
Highly effective circular economic practices for the life cycle of a construction project 建筑项目生命周期内高效的循环经济实践
Pub Date : 2023-07-21 DOI: 10.31705/wcs.2023.44
M. Ishan, I. Gamage, V. Lingasabesan
The circular economy (CE) concept has emerged as an important aspect of sustainable development in the construction industry. Inadequate knowledge and understanding on properly integrating CE practices into the construction life cycle is a significant obstacle. Thus, this research aimed to investigate the most effective CE practices at each stage of a construction project's life cycle. A literature review was conducted to comprehend the theoretical framework of the CE concept and its application in the construction industry. Adhering to a quantitative approach, a google questionnaire was distributed among experts in the field to identify the most effective CE practices for the Sri Lankan construction industry. The study's population included 70 industry experts, and a mandatory 50% response rate was achieved. In the group of construction industry experts, subgroup of experts with knowledge of sustainable construction practices was chosen using the cluster sampling method to achieve reliability of the data. According to the study's findings, the most effective CE practices for the various stages of a construction project's life cycle included minimising waste generation, promoting the use of sustainable materials, implementing prefabrication techniques, and developing a circular supply chain. The findings of the study offer insights into CE practices that can be implemented in the Sri Lankan construction industry to improve sustainability and reduce environmental impacts throughout the life cycle of a construction project. The study adds to the body of knowledge on CE practices in the construction industry and serves as a foundation for future research on the subject.
循环经济(CE)概念已经成为建筑业可持续发展的一个重要方面。不充分的知识和理解如何正确地将CE实践融入建筑生命周期是一个重大障碍。因此,本研究旨在调查在建筑项目生命周期的每个阶段最有效的CE实践。本文通过文献综述来了解节能理念的理论框架及其在建筑行业中的应用。根据定量方法,在该领域的专家中分发了谷歌调查问卷,以确定斯里兰卡建筑业最有效的环境行政实践。该研究的参与者包括70位行业专家,并达到了50%的强制性回复率。在建筑行业专家组中,采用聚类抽样方法选择具有可持续建筑实践知识的专家小组,以实现数据的可靠性。根据研究结果,在建筑项目生命周期的各个阶段,最有效的节能措施包括减少废物产生、促进可持续材料的使用、实施预制技术和发展循环供应链。研究结果为斯里兰卡建筑业提供了可实施的节能实践见解,以提高可持续性并减少建筑项目在整个生命周期内对环境的影响。这项研究增加了有关建筑行业的环保实践的知识体系,并为今后的研究奠定了基础。
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引用次数: 0
Barriers to the adoption of emerging technologies for sustainable construction in SMEs. 中小企业采用可持续建筑新兴技术的障碍。
Pub Date : 2023-07-21 DOI: 10.31705/wcs.2023.90
S. Adekunle, C. Aigbavboa, O. Ejohwomu, B. Ogunbayo
The construction industry activities contribute to and impact the environment; hence the industry continuously strives to adopt sustainable principles into its process and products. Another critical aspect to achieving this in the current technological revolution is the adoption of technology for achieving sustainable construction. Various technologies are available and have been explored to achieve sustainable construction. However, there is a dearth of studies on adopting technology for sustainable construction by construction SMEs and from the perspective of developing countries. This study investigates the adoption of technology for sustainable construction by SMEs in the South African construction industry. A total of eighty responses were collected through well-structured questionnaires administered randomly. It was observed that all barriers are significant, but the most significant barrier is the high cost of adopting technologies. The study recommends the provision of financial incentives and support for SMEs. Also, SMEs must not resist change birthed by the adoption of technology for sustainable construction.
建筑行业的活动会对环境造成影响,因此该行业一直在努力将可持续原则纳入其流程和产品中。在当前的技术革命中,实现这一目标的另一个关键方面是采用技术来实现可持续建筑。为了实现可持续建筑,人们已经探索了各种技术。然而,从发展中国家的角度来看,有关中小型建筑企业采用可持续建筑技术的研究还很缺乏。本研究调查了南非建筑业中小企业采用可持续建筑技术的情况。通过随机发放的结构合理的调查问卷,共收集到 80 份答复。研究发现,所有障碍都很重要,但最重要的障碍是采用技术的成本过高。研究建议为中小企业提供财政激励和支持。此外,中小企业不得抵制采用可持续建筑技术所带来的变革。
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引用次数: 0
Adopting urban symbiosis for sustainable urban water reduction and management: a bibliometric analysis 采用城市共生实现可持续城市节水与管理:文献计量学分析
Pub Date : 2023-07-21 DOI: 10.31705/wcs.2023.9
Y.J.M. Yatawatta
This research aims to explore the feasibility of adopting urban symbiosis for sustainable urban water reduction and management through a bibliometric analysis of key literature. A Scopus-based systematic review was conducted to analyse journal articles related to urban symbiosis, water management, and water reduction, with a focus on their intersection towards achieving sustainability. The outcomes of the systematic review were analysed using bibliometric techniques to examine the evolution of publications, identify leading journals, and determine the authors and countries which have published the most papers on the topic. The research also conceptualised the benefits, barriers, and enablers associated with adopting urban symbiosis for water reduction and management. The findings of this study contribute to a deeper understanding of the potential implications and practical implications of urban symbiosis in the context of sustainable water management. The study contributes to the knowledge of the potential of urban symbiosis in addressing the challenges of water management in urban areas and gives insights to policymakers, urban planners, and practitioners interested in implementing sustainable water management practices in urban areas.
本研究旨在通过对关键文献的文献计量学分析,探讨采用城市共生进行城市可持续节水与管理的可行性。基于范围的系统综述分析了与城市共生、水管理和节水相关的期刊文章,重点关注了它们在实现可持续性方面的相互作用。使用文献计量学技术对系统评价的结果进行分析,以检查出版物的演变,确定主要期刊,并确定在该主题上发表论文最多的作者和国家。该研究还概念化了采用城市共生来减少和管理水资源的好处、障碍和推动因素。本研究的结果有助于更深入地了解可持续水管理背景下城市共生的潜在含义和实际意义。该研究有助于了解城市共生在解决城市地区水管理挑战方面的潜力,并为政策制定者、城市规划者和对在城市地区实施可持续水管理实践感兴趣的从业者提供见解。
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引用次数: 0
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11th World Construction Symposium - 2023
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