Title: Factors affecting productivity and improvement in building construction sites

Authors: Ahmed Mohammed Abdelalim; Emad Elbeltagi; A.A. Mekky

Addresses: Civil Engineering Department, Faculty of Engineering at Mataria, Helwan University, Cairo, Egypt ' Department of Civil Engineering, Faculty of Engineering, Mansoura University, Egypt ' Faculty of Engineering at Mataria, Helwan University, Cairo, Egypt

Abstract: This research aims to identify and investigate factors affecting productivity in building construction sites. The importance of these factors has been studied extensively through a widely spread questionnaire among 183 participants. The research covers the MENA region, especially Egypt and Saudi Arabia as the main markets there and diversity of mega construction projects. The comparison of factors importance will help in making right investment decisions and better understanding of the nature of building construction sites, as well as it applies to a boarder construction environment as most of working construction companies there are international. Among all factors affecting productivity, 49 factors were carefully selected throughout carrying out extensive search and factor frequency of similar researches, they were categorised into seven groups. The survey was utilised for data gathering from Egyptian and Saudi construction sites. This research also provides simple and comprehensive recommendations and suggested method of determining loss in productivity that can be adopted by construction managers for an effective management of construction sites and higher productivity.

Keywords: productivity; construction sites; effectiveness; importance index; motivation; human factors; variance and statistical analysis.

DOI: 10.1504/IJPQM.2019.101927

International Journal of Productivity and Quality Management, 2019 Vol.27 No.4, pp.464 - 494

Received: 06 Nov 2017
Accepted: 10 Aug 2018

Published online: 30 Aug 2019 *

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