citywide bus service ESHOT. All grade crossings were converted to overpasses or underpasses with the exception of 7 crossings that were operational when service began. Today, only 3 remain and will be removed in the near future. Two railway tunnels were built in Karşıyaka and Şirinyer with a total of 4 underground stations and the railway's former right of way were converted into parks. Tracks were relaid with cement ties and signalization was upgraded to a central control station at Alsancak. Turnstiles were added at stations to integrate them with the citywide smartcard, Kentkart. A new maintenance facility was opened in Çiğli as well as a small yard was opened in Cumaovası for the trains. Works on the southern line finished in mid-2009 and regional service was restored to Basmane station. Works on the Northern Line finished in Spring 2010 and service was restored on 1 May 2010. Service Currently, İZBAN operates 164 daily trains in both directions between Cumaovası and Aliağa. All of the tracks are owned by the Turkish State Railways. There are also bus terminals integrated with several new stations. These stations are: Halkapınar, Şirinyer, Semt Garajı, Esbaş, Sarnıç and Cumaovası on the Southern Line, Mavişehir, Çiğli, Egekent 2, Hatundere, Biçerova, Menemen and Ulukent on the Northern Line. Ridership İZBAN is by far the busiest commuter railroad in Turkey, carrying more passengers than the rest of Turkey's other commuter railroads combined. The average daily ridership is about 100,000. In its first month, İZBAN carried about 2,000 passengers daily, this grew to 40,000 by the end of December and doubled to 80,000 by February. With the opening of the rail-bus transfers on the Northern Line, daily ridership has increased to 100,000. This is expected to rise to 140,000 by April. İZBAN, at 6 months old had carried more than 1.6 million passengers from its opening on August 30, 2010, making it one of the world's fastest growing commuter railroads. Below is a list of the top 10 busiest stations on the system as of September 2011. Rolling stock Future Extension Aliağa-Bergama İZBAN plans to extend the line 55 km north of Aliağa to Bergama. The goal of this project is to link the ancient cities of Pergamon and Ephesus with İzmir by rail. Suspended Menemen-Manisa An extension to Manisa is planned and construction is expected to begin towards the end of 2011. This would mean the upgrading of