Freeway 2 (Persian: آزادراه ۲) in Iran consists of two separate sections, one in northwestern Iran and one in northeastern Iran.
Western Section
The western section of Freeway 2 runs from the capital city Tehran to Tabriz in northwestern Iran. This freeway is an important transit road that connects Iran's industrial zones to Tabriz and Turkey. The section between Tehran and Karaj is one of the busiest sections in Iran with AADT of 217084.[1] Karaj-Qazvin has an AADT of 79606.