A motorcyclist is in serious condition after a crash closed the Halswell Junction off-ramp on Christchurch's Southern Motorway around 5:55amCrimeOct 24 at 4:11 PM – Oct 24 at 6:38 PM4 outletsNew ZealandNewshubMotorcyclist in serious condition as crash closes Christchurch motorway off-ramp Oct 24 at 4:11 PMRNZMotorcycle crash injures one, closes part of Christchurch motorway Oct 24 at 5:00 PMStuffSerious crash closes motorway ramp seen Oct 24 at 6:19 PMOtago Daily TimesSerious motorcycle crash closes part of Christchurch motorway Oct 24 at 5:26 PM