The ET3 Baia de Posição sign indicates a section of road temporarily closed or restricted to traffic, often due to works or incidents. As part of Portugal's temporary signalling equipment (equipamento de sinalização temporária), this sign requires drivers to slow down and follow the designated temporary route or instruction. Always treat temporary layouts as the active instruction, paying close attention to new lane arrangements, altered priorities, and potential hazards until the temporary section concludes.
This ET3 sign, 'Baia de Posição', clearly marks areas closed to traffic, requiring drivers to follow temporary routes or instructions. Understanding its specific meaning is crucial for safe driving and successful theory test revision.
ET3 - Baia de posição (Baia de posição) belongs to the Portuguese temporary signalling equipment category in the Regulamento de Sinalização do Trânsito. Visually, this belongs to the temporary-road-signing environment, where yellow signs, movable equipment, barriers, cones, beacons, or alignment devices guide traffic around works, closures, obstacles, and temporary hazards. The official wording is: baia de posição; Baias de posição: delimitam um troço vedado ao trânsito; Baia de posição: delimitam um troço vedado ao trânsito. It reflects the current temporary layout and must be treated as the active instruction where works, incidents, closures, or obstacles change normal conditions. For theory preparation, connect the sign to a concrete driving decision: where to look, when to slow, whether to stop or yield, which route or lane to choose, and whether any panel changes the scope of the rule. On the road, interpret it together with markings, traffic lights, police directions, temporary works signs, and any additional panel placed with it. A strong exam answer explains both recognition and behaviour: not only what the sign is called, but what a safe and lawful driver must do next.
ET3 - Baia de posição (Baia de posição) means that the driver must understand and apply this official Portuguese instruction: baia de posição; Baias de posição: delimitam um troço vedado ao trânsito; Baia de posição: delimitam um troço vedado ao trânsito. In practical terms, you should slow down, follow the temporary channel or instruction, and expect lanes, priorities, workers, obstacles, or carriageway limits to differ from normal.
Get clear, practical answers to the most common questions about the ET3 - ET3 - Baia de posição (Baia de posição) road sign. Learn how the sign works, what rules it represents, and how it affects real driving situations. This FAQ strengthens your understanding and supports accurate decision making for the Portuguese driving theory exam in Portugal.
The ET3 Baia de Posição sign, which translates to 'position bay', signifies a road section temporarily closed or sectioned off ('vedado ao trânsito'). It's part of Portugal's temporary signalling equipment used to guide traffic around works, obstacles, or incidents, indicating that the normal road layout is altered.
Upon seeing the ET3 Baia de Posição sign, you must slow down and be prepared to follow the temporary channel or instructions provided by other temporary signs, barriers, or cones. Expect changes in lane configurations, traffic flow, and potential hazards, and adjust your driving accordingly.
It is prohibited to drive into areas marked as coned, barred, or closed off. You should not assume the permanent road layout is still in effect through a works or incident area. Driving too fast or too close to workers, temporary signals, or narrowed lanes is also forbidden.
Yes, you can still drive through the area, but only following the temporary route or lane indicated by the signage and equipment. The 'baia de posição' defines a section that is 'vedado ao trânsito' (closed off to normal traffic), meaning you must use the alternative or modified path provided, and expect reduced speeds and extra caution.
With temporary signs like the ET3 Baia de Posição, always be vigilant for changes. This includes new lane markings, differing priority rules, narrowed carriageways, workers or machinery nearby, and other temporary signals. Treat this temporary layout as the primary instruction until you pass the end of the affected section.
A clear reference image of the ET3 - ET3 - Baia de posição (Baia de posição) road sign used in Portugal.

The ET3 - ET3 - Baia de posição (Baia de posição) road sign may also be known by these alternative names or terms.
The ET3 - ET3 - Baia de posição (Baia de posição) road sign is part of the Temporary Signalling Equipment category, which groups together signs with similar rules and functions.
Master Portuguese road signs by comparing ET3 - Baia de posição with related signals. This comparison aids sign recognition and reinforces theory test revision, reducing confusion and preventing mistakes during your exam preparation.

ET1 Raquetas de Sinalização: Follow Manual Traffic Direction Instructions

Understand the ET10 Temporary Signalling Equipment road sign for works and diversions.

ET11 Robot Sign: Follow Temporary Traffic Guidance

ET12: Temporary Signalling Equipment Indicating a Sudden Change in Direction

ET13: Temporary Luminous Arrow for Sharp Direction Changes in Portugal

Follow Temporary Lane Guidance with the ET2 Baias Direccionais Sign

Follow the ET4 Baliza de alinhamento: Your Guide Through Temporary Road Layouts

ET5 Balizas de posição: Follow Temporary Traffic Channels Safely
After reviewing the full list, explore signs by specific categories such as warning, regulatory, or informational to deepen your understanding. Practise recognizing signs in context and prepare effectively for your Portuguese driving licence theory test.
All Portuguese Road Signs List