In transportation projects, traffic modeling and related economic and financial feasibility studies are carried out. These studies, which arise as a necessity in Build-Operate-Transfer (BOT) model projects or credited works, are being carried out for the approval of the related government authorities.. To date, many transportation survey and feasibility studies have been carried out for motorways tendered by BOT model and metro projects financed from national budget and their approval of Public Affairs Strategic Planning Administration has been obtained.