South Western Highway in North Boyanup

South Western Highway in Shire Of Capel is a two-lane, asphalted expressway (110 km/h). It runs in a north-south direction and crosses Emmett Road, Dardanup West Road, Micks Road, Hayclif Avenue, Trezise Close, Kilpatrick Road, Brookdale Road, Bryce Road, Digger Place, Knuckey Close, Ecclestone Court and Penn Street. It ends in a cul-de-sac and connects Boyanup, North Boyanup and Gwindinup. This road is part of the long-distance road "1".