Building Tests According To Din 1076 In The Area Of The Gdws Location Magdeburg For The Years 2026 To 2028 Los 1 - Wsa Elbe - Services Lauenburg And Magdeburg And Wsa Spree -Havel - Place Of Work In Brandenburg Los 2 - Wsa Spree -Havel - Location Berlin Lot 3 - Wsa Oder -Havel - Obsteut Lot 4 - Bridges With Danger Due To Voltage Crack Corrosion (Sprk)