The following roads are closed or impassable (please be aware there is no signage):

• Otautau Drummond Road at the Drummond end
• Lindsay Calcium Road
• Muirhead Road
• Lochiel Branxholme Road
• Riverton Otautau Road at the arboretum
• Brazier Road
• Winton Channel Road north of Anderson Road
• Egerton Road
• Rye Street, Otautau
• Longwood Road
• Webb Road
• Otautau Nightcaps Road, near Guise Road
• Otautau Nightcaps Road, at Hundred Line Road West
• Limehills Browns Road, near Ballantyne Road
• Ballantyne Road
• Wyndham Valley Road
• Access from SH1 Edendale roundabout to North Road
• Tyneholm Road
• Braggs Bay Road – Stewart Island
• Irving Road Rakahouka