Cologne (dpa / lnw) - Traffic disruptions are to be expected around Cologne over the coming long weekend. Only two out of four lanes are free on the A4 in the direction of Aachen between Cologne-Heumar and Cologne-Gremberg. Emergency measures to renew the roadway are being carried out, as Autobahn GmbH announced on Monday. All lanes will be closed on the first weekend in July. Diversions have been set up. However, the Autobahn GmbH advises to drive around the area generously.