What does this sign indicate?
Signage: Vertical signs
This P-33 sign warns of a hazard because traffic is made difficult by a significant loss of visibility. Therefore, it indicates reduced visibility and not other types of hazards such as loose gravel or obstructions.
Explanation
P-33: Danger due to reduced visibility
This sign warns of a **danger** due to the proximity of a stretch where **traffic is made difficult** because of a **significant loss of visibility**.
The reduction in visibility may be due, among other causes, to:
- **Fog**
- **Heavy rain**
- **Snow**
- **Smoke** or other agents that prevent clear view of the road
Its purpose is to alert the driver to **increase attention**, **reduce speed**, and **adapt driving** to the reduced visibility conditions.
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