FILE PHOTO: The logo of Austrian construction firm Strabag is seen on the fence blocking a road in Vienna, Austria, April 18, 2016. REUTERS/Heinz-Peter Bader/File Photo
FILE PHOTO: The logo of Austrian construction firm Strabag is seen on the fence blocking a road in Vienna, Austria, April 18, 2016. REUTERS/Heinz-Peter Bader/File Photo