This study provides a critical review of the concepts of Agile,Lean,Scrum,and Last Planner®System(LPS).A comparative analysis is conducted between LPS and Scrum to expand LPS by considering Scrum’s best practice...This study provides a critical review of the concepts of Agile,Lean,Scrum,and Last Planner®System(LPS).A comparative analysis is conducted between LPS and Scrum to expand LPS by considering Scrum’s best practices.Eight dimensions,namely,1)origins,2)main purpose,3)overall system/framework process,4)tools or artifacts maintained by the team,5)team composition and main roles,6)regular events or team meetings,7)metrics/dashboards,and 8)approach to learning,are evaluated.After analyzing side by side the eight dimensions,it was found that many aspects from Scrum already exist in LPS in the same or similar form.However,the authors identify four main elements from Scrum that can be leveraged to improve the LPS benchmark,such as considering the Scrum“Increment”concept into LPS,having a clear definition of roles and responsibilities,or adding an equivalent to a Scrum Master to have a designated"rule keeper”in LPS.These opportunities to be considered in new LPS benchmarks need to be tested and validated with real applications.To the best of the authors5 knowledge,this work is the first to comprehensively compare Scrum(Agile)and LPS(Lean)and could be seen as a contribution toward the evolution of the Last Planner System for the academic and industrial environments.展开更多
The construction industry is facing a gradual but important transformation toward more productivity and collaboration.In this framework,two major approaches are often cited in the literature as having the potential to...The construction industry is facing a gradual but important transformation toward more productivity and collaboration.In this framework,two major approaches are often cited in the literature as having the potential to improve the practices in the industry:Building Information Modeling(BIM)and Lean Construction.Several scientific studies have demonstrated the synergy of these two approaches and very recent research has reported positive results from the use of software applications as support for their implementation on construction sites.However,the stakes of such integration have been very little studied.This article presents the results of a research project conducted within a general contractor firm that decided to implement BIM and Last Planner System(LPS)on its construction sites.The research uses a four-stage action research approach,including the characterization of the research issue,the establishment of an action plan,its implementation and its evaluation.Compared to recent related studies,the research is less enthusiastic.While it highlights the need for new tools to improve production planning and control,it also points to a strong resistance to change by practitioners at the site.They emphasize the necessity for adequate pre-service training and the need for new resources that can work flill-time on the ongoing training of site teams.In addition,some limitations of the tool lead workers to believe that it can quickly become a factor that slows down their daily work rather than improving it.Based on the advice of professionals,the paper formulates some recommendations to the industry,the researchers and the software developers.展开更多
文摘This study provides a critical review of the concepts of Agile,Lean,Scrum,and Last Planner®System(LPS).A comparative analysis is conducted between LPS and Scrum to expand LPS by considering Scrum’s best practices.Eight dimensions,namely,1)origins,2)main purpose,3)overall system/framework process,4)tools or artifacts maintained by the team,5)team composition and main roles,6)regular events or team meetings,7)metrics/dashboards,and 8)approach to learning,are evaluated.After analyzing side by side the eight dimensions,it was found that many aspects from Scrum already exist in LPS in the same or similar form.However,the authors identify four main elements from Scrum that can be leveraged to improve the LPS benchmark,such as considering the Scrum“Increment”concept into LPS,having a clear definition of roles and responsibilities,or adding an equivalent to a Scrum Master to have a designated"rule keeper”in LPS.These opportunities to be considered in new LPS benchmarks need to be tested and validated with real applications.To the best of the authors5 knowledge,this work is the first to comprehensively compare Scrum(Agile)and LPS(Lean)and could be seen as a contribution toward the evolution of the Last Planner System for the academic and industrial environments.
文摘The construction industry is facing a gradual but important transformation toward more productivity and collaboration.In this framework,two major approaches are often cited in the literature as having the potential to improve the practices in the industry:Building Information Modeling(BIM)and Lean Construction.Several scientific studies have demonstrated the synergy of these two approaches and very recent research has reported positive results from the use of software applications as support for their implementation on construction sites.However,the stakes of such integration have been very little studied.This article presents the results of a research project conducted within a general contractor firm that decided to implement BIM and Last Planner System(LPS)on its construction sites.The research uses a four-stage action research approach,including the characterization of the research issue,the establishment of an action plan,its implementation and its evaluation.Compared to recent related studies,the research is less enthusiastic.While it highlights the need for new tools to improve production planning and control,it also points to a strong resistance to change by practitioners at the site.They emphasize the necessity for adequate pre-service training and the need for new resources that can work flill-time on the ongoing training of site teams.In addition,some limitations of the tool lead workers to believe that it can quickly become a factor that slows down their daily work rather than improving it.Based on the advice of professionals,the paper formulates some recommendations to the industry,the researchers and the software developers.
