Advance warning sign for level crossing, opening bridge or quay

This sign **warns in advance** of the presence of a **level crossing**, an **opening bridge** or a **quay**.

- It indicates that this hazardous point is located at a distance of **150 metres**.
- It serves so that the driver **reduces speed** and drives with **greater attention** before reaching the risk area.
- It is a **danger** sign that warns of a place where there may be **stationary vehicles**, **barriers**, or **sudden changes in the carriageway** (for example, the opening of a bridge or the end of the road at a quay).

In summary, this sign does not mark the exact location of the danger, but its **approach at 150 m**, to allow a safe reaction.