Glynburn and Fullarton Roads provide secondary north - south corridors , the former runs close to the foothills .
Glynburn and Fullarton Roads alleviates congestion on Portrush while the latter forms part of Adelaide 's inner bypass route .
Glynburn and Fullarton Roads provide secondary north - south corridors , the former runs close to the foothills and alleviates congestion on Portrush while the latter forms part of Adelaide 's inner bypass route .