... and specifically designed to be implemented in multi-storey modular buildings in seismic regions such as New Zealand. Design/methodology/approach Using a case study approach, two sample modular multi-storey buildings were purposively selected for the study. A cost-comparison analysis was conducted using...

...A.A. Oladapo Purpose Variation orders are a common occurrence in construction projects and their impacts have been studied by various authors. However, the contribution of project variations to construction cost and time overruns is yet to be established. The purpose of this study is to assess...