Modern procedures for capacity and Level of Service analysis of two-lane roads

This paper describes the concepts of capacity and Level Service two-lane roads. The also includes an overview different methodologies for analyisis Two-lane road, such as HCM 2010, 2015, HBS 2001, 2015 procedure developed in Republic Serbia. In addition to themselves, differences between them are presented, which is emphasized through a comparative analysis procedures typical test examples, show difference obtained results level service on specific examples. Examples that some differ from each other by only one parameter, shows impact this parameter change values ​​of road. Comparative certain road traffic characteristics