交通量(こうつうりょう)

交通量(こうつうりょう) measures the volume of vehicles or pedestrians passing through a given point. It covers both car traffic and foot traffic depending on context.

Forms

交通(こうつう) (traffic) + 量(りょう) (quantity). A straightforward compound noun.

Common collocations

• 交通量(こうつうりょう)が多(おお)い / 少(すく)ない (heavy / light traffic)
• 交通量(こうつうりょう)が増(ふ)える / 減(へ)る (traffic increases / decreases)
• 交通量(こうつうりょう)調査(ちょうさ) (traffic volume survey)
• 一日(いちにち)の交通量(こうつうりょう) (daily traffic volume)

Usage

Frequent in news reports, urban planning documents, and everyday conversation about road conditions. Often paired with 多(おお)い/少(すく)ない rather than 大(おお)きい/小(ちい)さい.

Related words

• 渋滞(じゅうたい): traffic jam (the result of high 交通量(こうつうりょう))
• 通行量(つうこうりょう): passage volume (more formal/technical synonym)