UPDATE: Traffic has returned to normal on Great Eastern Highway after an earlier crash was cleared near Kalamunda Road.
Both lanes of the Great Eastern Highway Bypass near Kalamunda Road are blocked due to a crash.
Traffic travelling westbound in the left lane at Kalamunda Road in Hazelmere has been halted as well as traffic travelling northbound in the right lane.
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READ NOWEmergency service crews and police were called to the crash about 7.45am.