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Research Publications (Engineering and Built Environment)

Permanent URI for this collectionhttp://ir-dev.dut.ac.za/handle/10321/215

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    Synthesising lean construction and building information modelling to improve the South African architecture, construction and engineering industries
    (IEOM Society, 2020-12-10) Olaniran, Temitope; Pillay, Nischolan
    The South African Architecture, Engineering and the Construction (AEC) industry falls victim to fragmentation of processes and lack of coordination amongst professionals. Therefore an urgent need to explore and embrace techniques, technologies and innovations reduces building cost, materials and time, while collaboration amongst professionals is enhanced. Building Information Modelling has shown promise to solve some of the problems associated with building design’s ineffectiveness and facilitates a more collaborative approach to project delivery. While Lean Construction can reduce waste and non-value added activities in a process. However, it is unclear how the two concepts straddled together can further improve efficiency in construction. Therefore, it is critical to determine the barriers and opportunities of combined systems. Various sources of literature reveal that several barriers affect the synergy between lean construction and building information modelling. This research uses a comprehensive literature review to gather data for analysis. Furthermore, the authors use their autoethnographic experience to synthesise factors contributing to the systems’ successes and failures in South Africa. Finally, a framework of strategies to synthesise lean construction and building information is created. This research will be necessary for researchers, practitioners, and other professionals to add to the body of knowledge in construction and information technology.
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    Academic training evaluation of building technology programme
    (Department of Construction Economics and Management, University of Cape Town, 2022-08-01) Obaju, Biodun; Fagbenle, Olaposibo; Amusan, Lekan; Olaniran, Temitope
    Training evaluation is one method through which tertiary institutions examine the effectiveness of the training they deliver in order to establish their students' readiness for the workplace. However, several higher institutions' evaluation methods have been confined to assessment in tests and exams without considering the knowledge and competencies acquired by students via training in fulfilling workplace expectations. Hence, the study assessed the training received by Building technology graduates in construction management and construction technology courses. The study adopted the Kirkpatrick model's first two stages of training evaluation (Reaction and Learning levels) with a questionnaire distributed to purposively selected Building technology graduates from two polytechnics in Southwestern Nigeria using a snowball sampling technique. Data obtained were analysed using descriptive statistical tools. The study's findings show that respondents were satisfied with the training acquired and possess the basic competency from the training. However, the graduates lack sufficient knowledge of laws and regulations governing construction work, the use of computer programme for planning and scheduling projects and the ability to use tools and equipment for construction work. The study findings imply that building graduates would be unable to work adequately in the construction industry without additional training, putting enormous strain on construction firms to re-training them to meet their expectations. Tertiary institutions need to revamp their training strategies and methods for students to improve their competency to strive in the construction industry.