幹かん線せん道どう

noun

main road; arterial road; main thoroughfare

Refers to a major road that serves as a primary route for traffic, similar to 幹線道路. Often used in urban planning or traffic contexts.

See also: 幹線道路

• この幹かん線せん道どうはいつも渋じゅう滞たいしている。

  This main road is always congested.