June 2011

The effect of project types on the occurrence of rework in expanding economy

  Construction projects are complex in nature because they entail complex activities characterized with uncertainties and changes that are capable of increasing time and cost of construction projects. Rework is a waste that involves doing certain task more than once, it may not be totally eliminated but it is avoidable. It occurs as a result of so many factors ranging from omission or error in design,...

Author(s): L. O. Oyewobi, A. A. Oke, B. O. Ganiyu, A. A. Shittu, R. B. Isa and L. Nwokobia

June 2011

Construction planning supported in 4D interactive virtual models

  The construction of a building has been traditionally supported on the timeline schedules of the construction activities established in each case, and on technical drawings of the project. A prototype based on virtual reality (VR) technology with application to construction planning, was implemented. This interactive virtual model intends to present the project in a three-dimensional (3D) way, connected to...

Author(s): A. Z. Sampaio and J. P. Santos