Source: New Zealand Police
Motorists are asked to take alternate routes following a slip on SH6 north of Nelson.
Road users heading to Nelson from Marlborough: detour via SH63 at St Arnaud then turn right at SH6 Kawatiri Junction.
Road users heading to Marlborough from Nelson: detour via SH6 south, then turn left at SH63 Kawatiri Junction.
All other north and southbound traffic is advised to travel via SH1, Kaikoura.