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The Introduction material to Korail Airport Railroad

Korail Airport Railroad was constructed as the first state SOC railroad project through the attraction of private capital and is the only specialized railway in the country connecting between Incheon International Airport, gateway to Korea, and downtown Seoul area.

Korail Airport Railroad opened the step 1 section between Gimpo International Airport and Incheon International Airport on March 23, 2007 and the whole section to Seoul station on December 29, 2010. It is running the 58km section between Seoul station and Incheon International Airport.

Korail Airport Railroad had 10 total station at the initial opening stage and is now running 11 total station by the additional opening of Cheongna International city station on June 21, 2014. It operates a city airport terminal in Seoul station and provides one-stop service system for the departure procedure from airport check-in and luggage consignment service to departure review of the Immigration office. It is running by 2 systems: One is a regular train stopping at all the 11 stations and the other is a luxury express train running by non-stop in 43 minutes from Seoul station and Incheon Airport station.

Features and merits of Korail Airport Railroad
Korail Airport Railroad can move passangers quickly in Seoul metropolitan area owing to its rapid speed and lots of transfer stations and so earned its nickname ‘an express train downtown’. In addition, it connects downtown Seoul area and two international airports(Incheon airport and Gimpo airport) at the shortest time and is called ‘airport express train’. It offers an unbroken vista out of the train window crossing Han river and the Yellow sea. It is always crowded with tourists from around. So people are saying they want to go on a trip whenever they get on  Korail Airport Railroad. Like this, it has various features and merits differentiating from metropolitan subways.

No.1 transfer station ratio
6 stations-Seoul station, Gongdeok, Hongik Uni. station, Digital media city, Gimpo airport, Gyeyang- of 11 total stations of Korail Airport Railroad are transfer stations. It’s transfer station ration(55%) is no.1 among national urban railways. Further, it follows 6 transfer stations in a row only among every city railway in the country. If line no.2 of Incheon subway would transfer at Geomam station around 2016, it is going to follow 7 transfer stations in a row.

- transfer station Gyeyang station( line no.1 of Incheon subway), Gimpo airport station( line no.5, line no.9), Digital media city station(line no.6, Gyeongui line), Hongik Uni. station(line no.2, Gyeongui line), Gongdeok station(line no.5-no.6, Gyeongui line), Seoul station(KTX, line no.1-no.9, Gyeongui line)

The railroad connecting 2 international airports
Korail Airport Railroad is the transportation connecting central Seoul and airports. Also it is the only domestic railway connecting 2 international airports-Incheon international airport and Kimpo international airport- simultaneously.

Gimpo airport station, bidirectional flat transfer with line no. 9
Gimpo airport station runs the platform jointly with line no.9 and equips itself with Incheon international airport↔Gangnam bidirectional flat transfer system. So passengers can transfer this station most conveniently among transfer stations in the country. The shortest transfer distance at the Gimpo airport station is only about 10m.

Operation of a city airport terminal at Seoul station
Korail Airport Railroad is operating a city airport terminal at the station building(Seoul station) only among local railway operating agencies. It provides one-stop service system for airlines(Korean Air, Asiana Airlines, Jeju air) check-in and departure review of the Immigration office. So, travelers check his/her heavy baggages to this terminal and can go to the airport casually.

A sightseeing train crossing a river and a sea
Korail Airport Railroad is the only local train crossing a river and a sea at the same time. Crossing a Han river through Magok bridge and a Yellow sea through Yeongjong bridge, it allows beautiful scenary around.

The longest station spacing among metropolitan subways(13.9km)
Passengers who use Korail Airport Railroad realize the station spacings are long and speedy. It has 11 stations over the whole section of 58km. It’s station spacing runs for 5.3km on average. As station spacing for metropolitan subways is around 1 km on average, all of Airport railroad are express or the same. Station spacing between Chungra station and Unseo station which Yeongjong bridge is located between runs for 13.9 km and is the longest. As station spacing between Digital media city station and Gimpo airport station which Magok bridge is located between also runs for 10.9km, it has no.1 and no.2 longest spacing station among Seoul metropolitan subways at the same time.

‘High speed’ more than twice compared with another urban railroads
It connects stations of long spacing with high speed. It runs 70km/h on average between stations. Compared with metropolitan subways, it is 2 times faster.

Comfortable owing to low noise and continuous welded rail
General railway connects rails at intervals of 20m. But Korail Airport Railroad is using continuous welded rails connected in units of 200m such as KTX and it is almost no rattle. Also, noiseless trains give passengers comfortable and pleasant. Due to floating type of floor structure which put the deck under train flooring and put absorbing materials and sound proof agents again under it, trains reduce the noise and shock.