AdvertisementThe approaching long weekend - starting with German Unity Day (Tag der Deutschen Einheit) on Friday - is expected to bring by traffic jams on the roads and delays on trains. The holiday travel chaos is being compounded by the start of autumn school holidays in Hesse, Saxony, and Thuringia. ADAC warns that road conditions will be further strained by over 1,300 construction sites currently active on German motorways. AdvertisementHigh-risk routesThere are currently over 1,300 construction sites on the German Autobahns. Rail travelHeavy traffic is also expected on Germany’s rail network over the holiday weekend.