noun
road flooding; flooded roads
Refers to roads being submerged or covered with water, typically due to heavy rain, overflowing rivers, or storm surges. Common in weather reports and disaster-related contexts.
台風の影響で各地で道路冠水が発生した。
Road flooding occurred in various places due to the typhoon.
道路冠水のため、この先通行止めです。
The road ahead is closed due to flooding.
Compound of 道路 (road) and 冠水 (flooding, submergence). The term is straightforward and commonly used in modern Japanese, especially in news and disaster prevention contexts.