According to Google Translate from the German:
New bridge smeared: Sprayer climbing over the scaffolding
Bonn. (kf) to the Kennedy bridge now, even at night must-watch, so that people there do not do any nonsense?
Unknown perpetrators have at least the non-working time of the weekend used to miss the newly painted bridge without sense and understanding their own "mark".
The sprayers were probably on the scaffolding, probably under cover of darkness and left their graffiti in the amount of electricity pillar. The graffiti should also be removed quickly.