Crash blocks SH57 in Levin

A serious crash has blocked State Highway 57 in Levin.

Emergency services were called to the two-vehicle crash on Arapaepae Road about 2.30am on Monday.

The Serious Crash Unit has been advised.

The road was expected to be closed until at least 9am.

Diversions were in place and motorists were advised to allow extra time for travel along the route.