The E4 north of Ljungby was shut down for an hour last night after a passenger car crashed frontal with a truck adjacent to a road construction at the height of Hallsjö.
There should be no serious injuries, but the police they have prepared a report of carelessness in traffic.
"Some information indicates that one of the parties may have caused this accident," says Mattias Svensson, who is the internal commander of the Växjö police.
The road is now open for traffic again.