A multi-vehicle accident on the Richmond Deviation brought traffic to a standstill for more than an hour. A police spokeswoman said police were notified of the crash around 1.15pm yesterday. Four cars and a truck were understood to be involved in the incident. A Nelson Mail journalist on Wakatu Drive described the traffic jam as being "like a carpark". Traffic diversions were put in place at McGlashen Ave and Wakatu Drive. It was not known yesterday if anyone was injured in the incident. The road was reopened by 2:30pm.