( CNN ) -- Twelve people were killed and another dozen wounded when a bus fell off South Korea 's longest bridge Saturday while trying to avoid a collision with a truck , local media reported . The bus was headed to Incheon International Airport , west of the capital Seoul , when it crashed through a guard rail and fell about 10 meters ( 32 feet ) from the Incheon Bridge , the Yonhap news agency said . Police told the news agency that the bus may have lost control while trying to avoid a truck . The truck , in turn , had swerved to avoid colliding with a stalled car in the middle of the bridge . The Incheon Bridge , at 21.38 km ( 13.2 miles ) , is the country 's largest .
Bus plunges 32 feet after trying to avoid collision with a truck . The bus was traveling on the highway when it lost control and plunged into an embankment in rural New Mexico. Bridge is 13.2 miles long .