The general section is regarded as the 'side roads' of the highway section, so it is designed to serve as a connection route with the interchanges of the exclusive sections as well as to provide interregional transportation.
一般部は専用部の「側道」の位置づけであり、専用部インターチェンジと主要道路との連絡と、沿道地域間交通での利用が想定されている。