Mapo Bridge connects Yonggang-dong, Mapo-gu and Yeouido-dong (Yeongdeungpo-gu) and is 1,400m long and 25m wide (6-lane road). The construction of the bridge first started in February of 1968 and was completed in May of 1970. At the time of its completion the bridge was named “Seoul Bridge,” which was later changed to “Mapo Bridge” in 1984. The bridge was the fourth bridge to be built over the Hangang River following the construction of Hannam Bridge.