The accident occurred on the A22 highway just before 2 p.m. on Vienna's A22 highway, close to the Danube river. Three people were seriously injured.
Two women aged 40 and 58 years, and a 30-year-old man were seriously injured, according to rescue spokesman Ronald Packert. Ten people also suffered minor injuries.
Among the ten slightly injured persons were a three year old boy and a six year old girl.
Both of the trucks lost their cargo, consisting of bricks and meat. The highway was closed for several hours as the clean-up and vehicle removal progressed.