...Sara Bayandor; Roohollah Kalatehjari; Reza Akherati; Jalal Kasebzadeh Purpose Through a case study for Iran, this research seeks to pinpoint the dominant causes of delay and cost overruns in two standard Support of Excavation methods (Bracing strut and top-down construction) in deep excavation...

...Chinthaka Niroshan Atapattu; Niluka Domingo; Monty Sutrisna Purpose Cost overrun is one of the critical issues faced in construction projects, as nine out of ten projects will likely go over the budget. In particular, transportation infrastructure (TI) projects, such as roads and bridges...

... reduce cost overruns of toll projects and sustain the interest of private developers. Originality/value Comparison of toll and annuity PPP road projects has never been done previously. The unique data set used in this study highlights the differences in characterization and performance for both...

...Young‐Ill Park; Theopisti C. Papadopoulou Purpose One of the world's largest construction markets is in Asia where construction activity is boosted by investment on transport infrastructure. This paper aims to identify and analyse causes of cost overruns in transport infrastructure projects...