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Enhancing the project delivery quality; lean construction concepts of design-build & design-bid-build methods

The aim of this paper is to get sound results for deciding which of them will contribute in enhancing PDQ. The paper will run unstructured conversations with design and construction players: owners, consultants (design/supervision), and contractors. | Enhancing the project delivery quality lean construction concepts of design-build design-bid-build methods International Journal of Management IJM Volume 10 Issue 6 November December 2019 pp.324 337 Article ID IJM_10_06_031 Available online at http www.iaeme.com ijm issues.asp JType IJM amp VType 10 amp IType 6 Journal Impact Factor 2019 9.6780 Calculated by GISI www.jifactor.com ISSN Print 0976-6502 and ISSN Online 0976-6510 IAEME Publication ENHANCING THE PROJECT DELIVERY QUALITY LEAN CONSTRUCTION CONCEPTS OF DESIGN-BUILD amp DESIGN-BID-BUILD METHODS Ihab M. Katar Construction Management Program Department of Engineering Management College of Eng. Prince Sultan University Riyadh Saudi Arabia ABSTRACT Project delivery quality PDQ is a potential target of the construction team which is working on enhancing this quality thru project stages design and construction. A very important side of this work is study and research to investigate the critical factors affecting PDQ. Some former studies uncovered that the delivery methods Design-Build DB and Design-Bid-Build DBB notably affecting PDQ. A study appraised the mentioned methods among several features such as time communication drawings etc. This paper assumes that there are other critical features to be studied as it s believed to complete the appraisal among DB and DBB. The aim of this paper is to get sound results for deciding which of them will contribute in enhancing PDQ. The paper will run unstructured conversations with design and construction players owners consultants design supervision and contractors. They were requested to provide their feedbacks regarding 6 chosen features among DB amp DBB. Also they were asked to justify their scores adding more details. Collected data was organized tabulated and analyzed then discussed and concluded. Keywords Lean construction - Project delivery quality PDQ - construction project - Design-Build DB - Design-Bid-Build DBB . Cite this Article Ihab M. Katar Enhancing the