At the moment, Iran needs an urgent development of its infrastructure but the government's financial resources are not high enough to afford such expenses and on the other hand, the mismatch between the short-term resources of banks and long-term expenses of projects, h...

Background and aim: Air traffic control has known as a complex cognitive task, which requires controller to focus on task for long time. Mental workload plays an important role in the performance of controllers. The aim of this study was to assess the workload of air tr...

Public private partnership has been used extensively in both developing and developed countries in delivering various types of projects, ranging from transportation projects, health care facility and power plants. The high speed rail projects which implemented by public...