noun
overpass; footbridge over railroad tracks
Refers to a bridge for pedestrians or vehicles crossing over railway lines; often a footbridge at stations.
駅の跨線橋を渡って反対側のホームへ行く。
Cross the station overpass to get to the opposite platform.
Compound of 跨 (to straddle, cross over), 線 (line, track), and 橋 (bridge).