The biggest concern for the Seoul Station 7017 Project was the traffic chaos in the surrounding areas when the vehicle traffic get prohibited. In case of closing the Seoul Station Overpass, where 46,000 vehicles passed through every day and around 60% of such number of vehicles were simple passing traffic, it was estimated that the traffic of neighboring Chilpae-ro would be increased by around 27%, the Seosomun-ro traffic would be increased by around 6% and the Toegye-ro traffic would be decreased by around 16%. To cope with the situation, the Seoul Metropolitan Government took measures to improve the traffic situation by making short and long range of detour routes and adding public transportation routes.
Tourist preference of Namdaemun market was ranked at the first place in 2003 but it has fallen to the seventh in 2014 due to serious deterioration of buildings, increasing vacancy rates, frequent shifts of business types, etc. Lots of merchants were worried that the market recession would be accelerated because of the traffic inconvenience caused by turning the Seoul Station Overpass into the pedestrian road. In fact, however, the depression of Namdaemun market has been lasted in spite of heavy traffic around the market place. If more people instead of vehicles come and go, the business district could be revitalized.
because of the global financial crisis and the recession of the domestic economy. As the development was protracted, the preferred bidder gave up the project in Mar. 2015. The Seoul Metropolitan Government has been making its best effort to reach an agreement with KORAIL for its prompt selection of a company who would conduct the development again.