PURPOSE: A FCM bridge construction method using I type girder is provided to secure the quality control for connecting construction and efficient construction by using pre-cast girders. CONSTITUTION: A FCM bridge construction method using I type girder is as follows. A bridge lower part structure including a bridge post and an abutment and a support girder(100) in the upper side of the bridge post of the lower part structure. A center girder is installed in the both side of a support girder. An end part girder is installed in the center girder with space by using the bridge post. The connection plates of the end part girder and the center girder are connected each other and the gap is sealed.
