The primary connection occurs at the Ataşehir/Ümraniye junction, allowing travelers to move from the outer ring road back into the heart of the Anatolian side . Comparison of the Two Routes Otoyol 2 (O-2 / TEM) E5 (D-100) Primary Use High-speed transit, heavy trucks Local commuting, Metrobus Bridge Connection Fatih Sultan Mehmet Bridge 15 July Martyrs Bridge Environment Northern outskirts, industrial Central urban residential/commercial Toll Status Toll-free (except for the bridge) Generally toll-free If you need a more formal technical paper,
This is the city's inner "stroad" that carries the Metrobus system . While originally a highway, it now functions as a central urban artery passing through densely populated residential and business districts like Kadıköy and Beyoğlu . Key Connection Points Otoban 2 A E5 Otoban 2
The roads typically intersect near Mahmutbey , a major junction where the O-2 meets the O-3 and links back toward the E5 . Key Connection Points The roads typically intersect near
The "A E5" likely signifies the interchanges (labeled as "K" or "Kavşak" in Turkish) where these two massive systems meet to distribute traffic between the inner city (E5) and the outer transit routes (O-2) . Çevreyolu or the TEM (Trans-European Motorway)
Locally known as the 2. Çevreyolu or the TEM (Trans-European Motorway), this highway forms Istanbul's second beltway . It crosses the Bosphorus via the Fatih Sultan Mehmet Bridge and serves as the primary route for long-distance transit and heavy commercial traffic .