Abstract: While public-private partnership (PPP) is not an entirely new development in US procurement, the public and private sectors have adopted and applied it slowly, placing the United States behind the PPP global transportation ...

Abstract: Public–private partnership (PPP) agreement as a response to funding shortage and population increase has been adopted and employed slowly in the United States with its aging infrastructure. Due to the lack of research on ...

Abstract: Among various project delivery methods, there is a growing tendency to deliver transportation infrastructure projects, particularly highway projects, through public–private partnerships (PPPs). This necessitates further ...

Abstract: Few studies have been conducted to evaluate change orders in design-build (DB) projects, examining their impacts on cost and schedule performance, and their relationship with project size. This study analyzed cost, schedule, ...

Abstract: According to previous studies, change orders in general lead to delays in design-bid-build (DBB) projects. However, none of the studies have determined such a relationship in design-build (DB) projects. To address this ...

Abstract: Changes in legislation and increases in the complexity of airport projects have led owners to expand the use of alternative project delivery methods, such as the lump-sum design-build (DB) method. The objective of this ...