"We urge all road users to drive to the condition and be vigilant when approaching and entering intersections.
"Winter weather conditions mean that all road users need to take extra care when travelling on our roads and increase following distances and allow plenty of time to complete their journey safely."
Canterbury Police were at the scene of the crash and said Halkett Road, Calders Road, McKays Road and Sandy Knolls Road were likely to remain closed while Canterbury police serious crash unit complete the scene examination.