What does this traffic sign indicate?

The traffic sign you provided indicates a moveable bridge. In Germany, this sign alerts drivers that they may encounter a bridge that can be raised or lowered, allowing boats to pass. This is important for drivers to be cautious, as the bridge may be in motion, affecting traffic flow and safety.

Knowing about this sign helps ensure that drivers are prepared to stop or slow down if the bridge is being operated. Additionally, it’s crucial to follow any signals or instructions provided by traffic authorities in the area regarding the status of the bridge. Always remain vigilant when driving near either moveable bridges or similar traffic scenarios.