junction Saarbrücken -Burbach (150), the end point of the A 1, was until 2001, a bus stop. In the course of the further expansion of the Saarbahn, which was cancelled out due to lack of space in favour of Siedlerheim stop, which is about 750m away from the city center. To commemorate the prisoners of the war who built the highway during the Nazi period from 1939 to 1942, for the further construction of Reichsautobahn, on 27 January 2013, the day of the commemoration of the victims of National Socialism (anniversary of the liberation of the concentration camp Auschwitz 1945) Memorial at the motorway church St. Paul in Wittlich inaugurated. It consists of two stainless steel panels, which are attached to the outer wall of the church. They are connected by a stylized highway, which turns into a barbed-wire symbolizing and blood-red colored branching at the end. The forced laborers were inmates of the Wittlich Prison, the Hinzert concentration camp and its satellite camps, as well as people of Jewish religion in Luxembourg and prisoners of war and forced laborers from Poland and the Soviet Union. The section between exit 140 (Thorley) and exit 141 (Eppelborn), the highway was upgraded to three-lanes due to an incline. It divides here in such a way that the two left stripes on the left lead past a bridge pier and the right strip on the right. At the gap in the Eifel is still not closed, is displayed on the A 1 from Saarbrücken in northern direction as the long-haul destination Cologne. The bypass of the gap is signposted from the triangle Vulkaneifel on the A 48 to the cross Koblenz, then from there on the A 61, which meets again in a northerly direction on the A 1. Alternatively, the A 48 can already leave in Mayen and be reached via the B 262, a two- to four-lane motor road, the Mendig junction of the A 61. Another heavily used alternative route leads from the Wittlich intersection on the A 60 to Prüm and from there through the Westeifel on the B 51 to Blankenheim, where the A 1 starts again. In southern direction, the latter route is labeled from the cross Bliesheim with the long-term destination Trier. Several junctions of the highway were renamed after its opening. In North Rhine-Westphalia in particular, new regulations have been created in recent years, which