Adnan Enshassi

TL;DR: In this article, a comprehensive literature review was deployed to generate a set of factors believed to affect project performance, and a total of 120 questionnaires were distributed to three key groups of project participants, namely owners, consultants and contractors.

TL;DR: In this paper, the authors identify factors affecting labour productivity within building projects, and rank these factors according to their relative importance from a contractor's viewpoint, based on a survey of 45 factors considered in a survey.

TL;DR: In this paper, the authors assess factors leading to time overruns (delays) and cost overruns in construction projects in the Gaza Strip and compare the relative perceptions of contractors, consultants and owners.

TL;DR: In this paper, the main causes of business failure are delay in collecting debt from clients, border closure, heavy dependence on bank loans and payment of high interest on these loans, lack of capital, absence of industry regulations, low pro fit margin due to high competition, awarding contracts by client to the lowest bidder, and lack of experience in contract management.

TL;DR: In this paper, the causes of variation orders in construction process in Gaza Strip were investigated through questionnaire survey of 36 classified construction companies, 25 consultants and 15 owners, which identified the top ten most important factors that include lack of materials and equipment spare parts due to closure, change in design by consultant, lack of consultant's knowledge of available materials, errors and omission in design, conflicts between contract documents, owner's financial problems, and lack of coordination among pro...