QuizTraffic signsPortugal

Test your knowledge with our multiple-choice quiz. Learn from each answer and improve your understanding of the traffic rules and road signs of Portugal.

For informational purposes only. Always follow official regulations. Some content and images were created with AI assistance.


What does this traffic sign mean?

101. What does this traffic sign mean?

Parking prohibited.
✓ Overtaking prohibited.
Warning for two-way traffic.
Start of a motorway.

This traffic sign indicates that overtaking is prohibited. The vehicles covered by the prohibition and any categories that may still be overtaken depend on the applicable local rules.

English • Traffic sign C14a • No overtaking. Overtaking is prohibited except when passing cycles, two-wheeled mopeds or two-wheeled motorcycles without sidecars.

Português • C14a • Proibição de ultrapassar. Indicação de que é proibida a ultrapassagem de outros veículos, que não sejam velocípedes, ciclomotores de duas rodas ou motociclos de duas rodas sem carro lateral.

What does this traffic sign mean?

102. What does this traffic sign mean?

Start of a residential area.
✓ Start of a speed limit.
Start of a minimum speed.
Start of a built-up area.

This traffic sign indicates the start of a speed limit. The displayed value is the maximum permitted speed from this point. The limit remains in force until it ends or is replaced according to the applicable traffic signs and local rules.

English • Traffic sign C13 • Do not exceed the maximum speed of ... km/h. Driving faster than the speed shown is prohibited.

Português • C13 • Proibição de exceder a velocidade máxima de ... km/h. Indicação da proibição de circular a velocidade superior à indicada no sinal.

Sources

🔗 Commons.wikimedia.org
🔗 Diariodarepublica.pt • Regulamento de Sinalização do Trânsito • artigo 24.º • C13
🔗 Ansr.pt • Republicação oficial retificada • C13 • página 14

Replacement SVG: Commons.wikimedia.org • Wikimedia Commons original • Government of Slovenia • Public domain • Original revision 2014-05-13. Wikimedia original unmodified.

Artwork verified against Ansr.pt • official published diagram C13.

Image via Commons.wikimedia.org
Government of Slovenia • Public domain • Source revision 2014-05-13. Wikimedia original unmodified.

What does this traffic sign mean?

103. What does this traffic sign mean?

✓ Start of a tunnel.
Start of a motorway.
End of the tunnel.
Start of a tunnel with indicated length.

This traffic sign indicates the start of a tunnel. Special traffic rules may apply within the tunnel, including requirements concerning vehicle lighting, speed or following distance. Follow the applicable signs and local rules.

English • Traffic sign H35 • Tunnel. Indicates a tunnel; its name may appear at the bottom of the sign, and its length is given on a model no. 2 supplementary plate.

Português • H35 • Túnel. Indicação da existência de um túnel, podendo o nome do túnel ser indicado na parte inferior do sinal cuja extensão é dada por painel adicional do modelo n.º 2.

What does this traffic sign mean?

104. What does this traffic sign mean?

Warning for a slippery road surface.
Warning for accidents.
Warning for heavy crosswind.
✓ Warning for a quayside or riverbank.

This traffic sign indicates a warning for a quayside or riverbank. The road approaches or runs close to an edge beside water, where a vehicle could leave the roadway and enter the water. Reduce speed, identify the road edge carefully and take extra care in darkness or poor visibility.

English • Traffic sign A8 • Quayside or cliff. Indicates that the road runs alongside or ends at a quayside or cliff.

Português • A8 • Saída num cais ou precipício. Indicação de que a via ladeia ou termina num cais ou precipício.

What does this traffic sign mean?

105. What does this traffic sign mean?

✓ End of the overtaking prohibition.
End of a lane.
Dead end street.
Cars prohibited.

This traffic sign indicates the end of the overtaking prohibition. The preceding overtaking restriction ends at this point. Overtaking remains subject to the applicable traffic rules and any other restrictions.

English • Traffic sign C20c • End of overtaking prohibition. Marks where the prohibition imposed by sign C14a ends.

Português • C20c • Fim da proibição de ultrapassar. Indicação do local a partir do qual deixa de ser proibida a ultrapassagem imposta pelo sinal C14a.

What does this traffic sign mean?

106. What does this traffic sign mean?

✓ Warning for a railway crossing with one track.
Warning for a railway crossing with two or more tracks.
Start of a tunnel.
Warning for traffic lights.

This traffic sign indicates a warning for a railway crossing with one track. It alerts drivers to a level crossing where a single railway track crosses the road. Drivers should approach with caution and be prepared to stop, even if no barriers or warning lights are active.

English • Traffic sign A32a • Location of a level crossing without barriers. Marks a crossing without gates or barriers.

Português • A32a • Local de passagem de nível sem guarda. Indicação de local de passagem de nível sem cancelas ou barreiras.

What does this traffic sign mean?

107. What does this traffic sign mean?

Start of a speed limit.
Cars prohibited.
End of the built-up area.
✓ End of the speed limit.

This traffic sign indicates the end of the previously indicated speed limit. From this point, follow any newly posted limit or the applicable default speed rules for the road and vehicle category.

English • Traffic sign C20b • End of speed limit. Marks where driving faster than the limit imposed by sign C13 becomes permitted.

Português • C20b • Fim da limitação de velocidade. Indicação do local a partir do qual é permitido circular a velocidade superior à imposta pelo sinal C13.

What does this traffic sign mean?

108. What does this traffic sign mean?

✓ Vehicles carrying dangerous goods prohibited.
Flammable or explosive goods prohibited.
Start of a motorway.
Vehicles carrying water-polluting substances prohibited.

This traffic sign indicates that vehicles carrying dangerous goods are prohibited. Vehicles carrying the dangerous goods covered by the sign may not enter or continue beyond it.

English • Traffic sign C3p • No vehicles carrying dangerous goods. Access is prohibited to vehicles carrying dangerous goods for which special markings are compulsory.

Português • C3p • Trânsito proibido a veículos transportando mercadorias perigosas. Indicação de acesso interdito a veículos que procedam ao transporte de mercadorias perigosas para as quais é obrigatória sinalização especial.

Sources

🔗 Commons.wikimedia.org (Gigillo83 • CC BY-SA 4.0)
🔗 Diariodarepublica.pt • Regulamento de Sinalização do Trânsito • artigo 24.º • C3p
🔗 Ansr.pt • Republicação oficial retificada • C3p • página 13

Replacement SVG: Commons.wikimedia.org • Wikimedia Commons original • Author not stated on source page • Public domain • Original revision 2013-08-30. Wikimedia original unmodified.

Artwork verified against Ansr.pt • official published diagram C3p.

What does this traffic sign mean?

109. What does this traffic sign mean?

Overtaking prohibited.
End of the lane for motorcycles.
✓ End of the overtaking prohibition for motorcycles.
Cars and motorcycles prohibited.

This traffic sign indicates the end of the overtaking prohibition for motorcycles. The preceding motorcycle overtaking restriction ends at this point. Other overtaking rules and restrictions may still apply.

English • Traffic sign C20e • End of overtaking prohibition for motorcycles and mopeds. Marks where the prohibition imposed by sign C14c ends.

Português • C20e • Fim da proibição de ultrapassar para motociclos e ciclomotores. Indicação do local a partir do qual deixa de ser proibida a ultrapassagem imposta pelo sinal C14c.

What does this traffic sign mean?

110. What does this traffic sign mean?

End of the motorway.
✓ Ramp destination.
Information about the destination and distance.
Junction directions and destinations.

This traffic sign gives information about the destination reached via the ramp. The displayed destination indicates where the ramp leads.

English • Traffic sign I2d • Diagrammatic advance direction sign. Shows destinations for each direction in the diagram and identifies the associated roads; traffic signs may be included.

Português • I2d • Pré-aviso gráfico. Tem inscritos os destinos referidos a cada uma das direções do esquema gráfico, bem como a identificação das vias que lhes estão associadas, podendo conter sinais verticais.

Sources

🔗 Commons.wikimedia.org
🔗 Diariodarepublica.pt • Regulamento de Sinalização do Trânsito • artigo 36.º • I2d
🔗 Ansr.pt • Republicação oficial retificada • I2d • página 22

SVG source: Mortadelo2005 • Public domain • Original revision 2006-09-01. Wikimedia original unmodified.

What does this traffic sign mean?

111. What does this traffic sign mean?

End of the motorway.
Turning left or right prohibited.
✓ Turning left or right mandatory.
Driving straight ahead mandatory.

This traffic sign indicates that turning left or right is mandatory at the junction ahead. Traffic may turn either left or right but may not continue straight ahead.

English • Traffic sign D2c • Permitted compulsory directions. Drivers must follow one of the directions shown by the arrows.

Português • D2c • Sentidos obrigatórios possíveis. Indicação da obrigação de seguir por um dos sentidos indicados pelas setas inscritas no sinal.

Sources

🔗 Commons.wikimedia.org (Gigillo83 • CC BY-SA 4.0)
🔗 Diariodarepublica.pt • Regulamento de Sinalização do Trânsito • artigo 27.º • D2c
🔗 Ansr.pt • Republicação oficial retificada • D2c • página 15

Replacement SVG: Commons.wikimedia.org • Wikimedia Commons original • Gigillo83 • CC BY-SA 3.0 • Original revision 2025-09-17. Wikimedia original unmodified.

Artwork verified against Ansr.pt • official published diagram D2c.

Image via Commons.wikimedia.org
Gigillo83 • CC BY-SA 3.0 • Source revision 2025-09-17. Wikimedia original unmodified.

What does this traffic sign mean?

112. What does this traffic sign mean?

Turning around mandatory (U-turn).
Entry prohibited.
✓ Turning around prohibited (U-turn).
Turning left prohibited.

This traffic sign indicates that turning around (making a U-turn) is prohibited. A U-turn may not be made where the prohibition applies. Other movements may still be permitted unless another restriction applies.

English • Traffic sign C12 • No U-turns. Reversing the direction of travel by a U-turn is prohibited.

Português • C12 • Proibição de inversão do sentido de marcha. Indicação da proibição de efetuar a manobra de inversão do sentido de marcha.

Sources

🔗 Commons.wikimedia.org (Gigillo83 • CC BY-SA 4.0)
🔗 Diariodarepublica.pt • Regulamento de Sinalização do Trânsito • artigo 24.º • C12
🔗 Ansr.pt • Republicação oficial retificada • C12 • página 14

Replacement SVG: Commons.wikimedia.org • Wikimedia Commons original • No machine-readable author provided. Benedicto16 assumed (based on copyright claims). • Public domain • Original revision 2014-10-03. Wikimedia original unmodified.

Artwork verified against Ansr.pt • official published diagram C12.

Image via Commons.wikimedia.org
No machine-readable author provided. Benedicto16 assumed (based on copyright claims). • Public domain • Source revision 2014-10-03. Wikimedia original unmodified.

What does this traffic sign mean?

113. What does this traffic sign mean?

Dead end street.
✓ Warning for crossing deer.
Warning for tractors.
Prohibited access for animals.

This traffic sign indicates a warning for crossing deer. Deer or other wild animals may enter the road unexpectedly, especially around dawn or dusk. Reduce speed, watch the roadside carefully and be prepared for more than one animal to cross.

English • Traffic sign A19b • Wild animals. Indicates that wild animals may cross the road.

Português • A19b • Animais selvagens. Indicação de que a via pode ser atravessada por animais selvagens.

What does this traffic sign mean?

114. What does this traffic sign mean?

Vehicles longer than indicated prohibited.
Vehicles higher than indicated prohibited.
✓ Vehicles wider than indicated prohibited.
Warning for a road narrowing.

This traffic sign indicates that vehicles wider than indicated are prohibited. A vehicle or vehicle combination whose overall width, including its load, exceeds the displayed limit may not continue beyond the sign.

English • Traffic sign C8 • No vehicles wider than ... m. Access is prohibited to vehicles wider than the value shown.

Português • C8 • Trânsito proibido a veículos de largura superior a ... m. Indicação de acesso interdito a veículos cuja largura seja superior à indicada no sinal.

Sources

🔗 Commons.wikimedia.org (Gigillo83 • CC BY-SA 4.0)
🔗 Diariodarepublica.pt • Regulamento de Sinalização do Trânsito • artigo 24.º • C8
🔗 Ansr.pt • Republicação oficial retificada • C8 • página 14

Replacement SVG: Commons.wikimedia.org • Wikimedia Commons original • Author not stated on source page • Public domain • Original revision 2013-10-08. Wikimedia original unmodified.

Artwork verified against Ansr.pt • official published diagram C8.

What does this traffic sign mean?

115. What does this traffic sign mean?

Start of a priority road.
Warning for traffic lights.
✓ Warning for an uncontrolled crossroad.
Give way.

This traffic sign indicates a warning for an uncontrolled crossroad. An intersection without traffic signals or signs assigning priority lies ahead. Reduce speed, watch for traffic approaching from other directions and follow the applicable local priority rules.

English • Traffic sign A24 • Crossroads or junction. Warns of a junction where the general rule of priority to the right applies; this sign may be used within built-up areas only exceptionally.

Português • A24 • Cruzamento ou entroncamento. Indicação da proximidade de um cruzamento ou entroncamento onde vigora a regra geral da prioridade à direita; este sinal só excecionalmente pode ser usado no interior das localidades.

Sources
What does this traffic sign mean?

116. What does this traffic sign mean?

✓ Priority at the junction.
Turning left prohibited.
Warning for an uncontrolled crossroad.
Start of a priority road.

This traffic sign indicates that you have priority at the next intersection. A side road joins from the left, and traffic entering from that side road must give way.

English • Traffic sign B9a • Junction with a non-priority road. Drivers on the joining road must give way; the symbol shows the junction layout.

Português • B9a • Entroncamento com via sem prioridade. Indicação de entroncamento com via em que os condutores que nela transitem devem ceder passagem; os símbolos indicam a configuração do entroncamento.

What does this traffic sign mean?

117. What does this traffic sign mean?

End of the speed limit.
Mandatory minimum speed.
National speed limits.
✓ End of the advisory speed limit.

This traffic sign indicates the end of the advisory speed. The preceding speed recommendation ends at this point. Continue according to the applicable speed limits and road conditions.

English • Traffic sign H37 • End of recommended speed. Ends the recommendation shown by sign H6.

Português • H37 • Fim de velocidade recomendada. Indicação de que terminou a recomendação da velocidade indicada no sinal H6.

What does this traffic sign mean?

118. What does this traffic sign mean?

✓ Warning for strong crosswinds.
Warning for a quayside or riverbank.
Start of a tunnel.
Warning for low-flying aircraft.

This traffic sign indicates a warning for strong crosswinds. Side winds may suddenly affect vehicle stability and steering. Reduce speed, keep a firm but controlled grip on the steering wheel and take extra care with high-sided vehicles, motorcycles and trailers.

English • Traffic sign A12 • Crosswinds. Warns of a road section frequently affected by strong crosswinds; the symbol's orientation shows the prevailing wind direction.

Português • A12 • Vento lateral. Indicação da proximidade de um troço de via em que é frequente a ação de vento lateral bastante intenso; a orientação do símbolo representado no sinal indica o sentido predominante do vento.

Sources
What does this traffic sign mean?

119. What does this traffic sign mean?

Start of an expressway.
✓ Start of a motorway.
End of the motorway.
End of the expressway.

This traffic sign indicates the start of a motorway. From this point, special motorway rules apply, including restrictions on which road users may enter and on stopping, reversing and other manoeuvres. Follow the applicable speed limits, lane rules and local motorway regulations.

English • Traffic sign H24 • Motorway. Marks entry to a motorway, where the traffic rules specific to this road type apply.

Português • H24 • Autoestrada. Indicação de entrada numa autoestrada, vigorando na mesma, por consequência, as regras de trânsito especialmente destinadas a esse tipo de vias.

What does this traffic sign mean?

120. What does this traffic sign mean?

✓ Cyclists prohibited.
Mandatory path for cyclists.
Warning for cyclists.
Crossing for cyclists.

This traffic sign indicates that cyclists are prohibited. Cyclists may not enter or continue beyond the sign. Other road users may still be permitted unless another restriction applies.

English • Traffic sign C3g • No cycles. Access is prohibited to cycles.

Português • C3g • Trânsito proibido a velocípedes. Indicação de acesso interdito a velocípedes.

Sources

🔗 Commons.wikimedia.org (Gigillo83 • CC BY-SA 4.0)
🔗 Diariodarepublica.pt • Regulamento de Sinalização do Trânsito • artigo 24.º • C3g
🔗 Ansr.pt • Republicação oficial retificada • C3g • página 13

Replacement SVG: Commons.wikimedia.org • Wikimedia Commons original • No machine-readable author provided. Benedicto16 assumed (based on copyright claims). • Public domain • Original revision 2013-10-08. Wikimedia original unmodified.

Artwork verified against Ansr.pt • official published diagram C3g.

Image via Commons.wikimedia.org
No machine-readable author provided. Benedicto16 assumed (based on copyright claims). • Public domain • Source revision 2013-10-08. Wikimedia original unmodified.

What does this traffic sign mean?

121. What does this traffic sign mean?

✓ Warning for roadworks.
Warning for loose chippings on the road surface.
Warning for a dip in the road.
Entry prohibited.

This traffic sign indicates a warning for roadworks. Construction or maintenance work is taking place on or beside the road. Reduce speed where necessary and be prepared for workers, machinery, temporary traffic signals, changed lane layouts or uneven road surfaces.

English • Traffic sign A23 • Roadworks. Indicates works or obstacles on the road.

Português • A23 • Trabalhos na via. Indicação da existência de obras ou obstáculos na via.

Sources
What does this traffic sign mean?

122. What does this traffic sign mean?

✓ Give way.
Warning for an uncontrolled crossroad.
End of the priority road.
Give way to traffic from the right.

This traffic sign means give way. Slow down and give way to traffic that has priority. Stop if necessary and proceed only when it is safe.

English • Traffic sign B1 • Give way. Drivers must give way to all vehicles on the road they are approaching.

Português • B1 • Cedência de passagem. Indicação de que o condutor deve ceder passagem a todos os veículos que transitem na via de que se aproxima.

Sources

🔗 Commons.wikimedia.org
🔗 Diariodarepublica.pt • Regulamento de Sinalização do Trânsito • artigo 21.º • B1
🔗 Ansr.pt • Republicação oficial retificada • B1 • página 11

SVG source: Republic of Portugal • Public domain • Original revision 2022-07-09. Wikimedia original unmodified.

What does this traffic sign mean?

123. What does this traffic sign mean?

Warning for a dirt road.
Warning for trucks.
✓ Warning for tractors.
Warning for a railway crossing.

This traffic sign indicates a warning for tractors or other agricultural vehicles. Slow-moving agricultural vehicles may enter, cross or travel along the road ahead. Reduce speed and overtake only where it is permitted and clearly safe.

Sources

🔗 Commons.wikimedia.org (CardinalBoy27 • CC BY-SA 4.0)

SVG source: CardinalBoy27 • CC BY-SA 4.0 • Original revision 2016-09-01. Wikimedia original unmodified.

What does this traffic sign mean?

124. What does this traffic sign mean?

Road with one-way traffic.
✓ No entry.
Driving straight ahead mandatory.
Access prohibited in both directions.

This traffic sign means no entry. Drivers may not enter from the direction in which the sign is placed.

English • Traffic sign C1 • No entry. Traffic is prohibited in the direction faced by the sign.

Português • C1 • Sentido proibido. Indicação da proibição de transitar no sentido para o qual o sinal está orientado.

Sources

🔗 Commons.wikimedia.org
🔗 Diariodarepublica.pt • Regulamento de Sinalização do Trânsito • artigo 24.º • C1
🔗 Ansr.pt • Republicação oficial retificada • C1 • página 13

Replacement SVG: Commons.wikimedia.org • Wikimedia Commons original • Benedicto16 • Public domain • Original revision 2015-05-25. Wikimedia original unmodified.

Artwork verified against Ansr.pt • official published diagram C1.

Image via Commons.wikimedia.org
Benedicto16 • Public domain • Source revision 2015-05-25. Wikimedia original unmodified.

What does this traffic sign mean?

125. What does this traffic sign mean?

Start of a zone with speed limit.
End of the built-up area.
✓ End of the zone with speed limit.
Start of a speed limit.

This traffic sign indicates the end of the zone with a speed limit. The zonal speed limit ends at this point. Follow any newly posted limit or the applicable default speed rules.

English • Traffic sign G8 • End of speed limit zone. Ends the speed limit imposed by sign G4.

Português • G8 • Fim de zona de velocidade limitada. Indicação de que terminou a limitação de velocidade imposta pelo sinal G4.

Sources

🔗 Commons.wikimedia.org
🔗 Diariodarepublica.pt • Regulamento de Sinalização do Trânsito • artigo 32.º • G8
🔗 Ansr.pt • Republicação oficial retificada • G8 • página 18

SVG source: Republic of Portugal • Public domain • Original revision 2015-03-10. Wikimedia original unmodified.

What does this traffic sign mean?

126. What does this traffic sign mean?

✓ Mandatory divided pedestrian and cycle path.
Crossing for pedestrians and cyclists.
End of the path for pedestrians and cyclists.
Cars, trucks and buses prohibited.

This traffic sign indicates a mandatory divided path for pedestrians and cyclists. Pedestrians and cyclists must use the section designated for them. Other road users may use the path only where the applicable signs or local rules permit them to do so.

English • Traffic sign D7f • Compulsory path for pedestrians and cycles. Both must use the path specifically provided for them. Sign D7e is used where the pedestrian and cycle parts are not separated; D7f is used where they are separated.

Português • D7f • Pista obrigatória para peões e velocípedes. Indicação de que os peões, bem como os velocípedes, são obrigados a utilizar uma pista que lhes é especialmente destinada, devendo, para sinalizar esta pista, ser utilizado o sinal D7e ou D7f, consoante e respetivamente não exista ou exista separação entre as duas partes da pista destinadas ao trânsito de peões e ao de velocípedes.

What does this traffic sign mean?

127. What does this traffic sign mean?

Warning for roadworks.
Warning for a bad road surface.
✓ Warning for a speed bump.
Warning for an uncontrolled crossroad.

This traffic sign indicates a warning for a speed bump. A raised traffic-calming feature lies ahead. Reduce speed before reaching it to maintain vehicle control and avoid damage or discomfort.

English • Traffic sign A2a • Hump. Indicates a convex rise in the surface of a road section or bridge.

Português • A2a • Lomba. Indicação de um troço de via ou ponte com deformação convexa no pavimento.

Sources
What does this traffic sign mean?

128. What does this traffic sign mean?

✓ End of mandatory bus lane.
Warning for buses.
Warning for a height restriction.
Mandatory lane for buses.

This traffic sign indicates the end of the mandatory lane for buses. The requirement associated with the bus lane ends at this point. Continue according to the lane markings, other traffic signs and applicable local rules.

English • Traffic sign D12 • End of lane reserved for public transport. Marks the end of the reserved lane.

Português • D12 • Fim da via reservada a veículos de transporte público. Indicação de que terminou a via reservada a veículos de transporte público.

What does this traffic sign mean?

129. What does this traffic sign mean?

Road with one-way traffic.
Road with two-way traffic.
✓ Road narrowing, give way to oncoming drivers.
Road narrowing, oncoming drivers have to give way.

This traffic sign indicates a road narrowing where you must give way to oncoming traffic. Allow approaching traffic to pass before entering or continuing through the narrow section when required.

English • Traffic sign B5 • Give way at a narrow section. Drivers must give way to vehicles travelling in the opposite direction.

Português • B5 • Cedência de passagem nos estreitamentos da faixa de rodagem. Indicação da obrigação de ceder a passagem aos veículos que transitem em sentido contrário.

Sources

🔗 Commons.wikimedia.org (Fer1997 • CC BY-SA 3.0)
🔗 Diariodarepublica.pt • Regulamento de Sinalização do Trânsito • artigo 21.º • B5
🔗 Ansr.pt • Republicação oficial retificada • B5 • página 12

Replacement SVG: Commons.wikimedia.org • Wikimedia Commons original • Benedicto16 • Public domain • Original revision 2011-05-01. Wikimedia original unmodified.

Artwork verified against Ansr.pt • official published diagram B5.

Image via Commons.wikimedia.org
Benedicto16 • Public domain • Source revision 2011-05-01. Wikimedia original unmodified.

What does this traffic sign mean?

130. What does this traffic sign mean?

✓ Warning for merging traffic from the right.
Warning for cyclists.
Turning right mandatory.
Warning for an uncontrolled crossroad.

This traffic sign indicates a warning for merging traffic from the right. Traffic travelling in the same general direction may join your traffic stream from the right. Stay alert and adjust your speed or position when necessary to allow traffic to merge safely.

English • Traffic sign B9d • Junction with a non-priority road. Drivers on the joining road must give way; the symbol shows the junction layout.

Português • B9d • Entroncamento com via sem prioridade. Indicação de entroncamento com via em que os condutores que nela transitem devem ceder passagem; os símbolos indicam a configuração do entroncamento.

What does this traffic sign mean?

131. What does this traffic sign mean?

✓ End of shared pedestrian and cycle path.
Warning for pedestrians and cyclists.
End of the zone for pedestrians and cyclists.
Mandatory path for pedestrians and cyclists.

This traffic sign indicates the end of the mandatory shared path for pedestrians and cyclists. The shared-path requirement ends at this point. Pedestrians and cyclists must continue according to the subsequent path or road layout and applicable local rules.

English • Traffic sign D13e • End of compulsory pedestrian and cycle path. Marks the end of the compulsory path.

Português • D13e • Fim da pista obrigatória para peões e velocípedes. Indicação de que terminou a pista obrigatória para peões e velocípedes.

What does this traffic sign mean?

132. What does this traffic sign mean?

Warning for a steep descent.
Warning for a steep ascent.
End of the tunnel.
✓ End of mandatory use of dipped headlights.

This traffic sign indicates the end of the requirement to use dipped headlights. Dipped headlights are no longer mandatory because of this sign, but they must still be used whenever required by the general traffic rules or driving conditions.

English • Traffic sign D16 • End of compulsory dipped headlights. Marks where the obligation imposed by sign D10 ends.

Português • D16 • Fim da obrigação de utilizar as luzes de cruzamento acesas. Indicação do local a partir do qual termina a obrigação imposta pelo sinal D10.

What does this traffic sign mean?

133. What does this traffic sign mean?

Dead end street.
Prohibited access for animals.
✓ Warning for cattle on the road.
Warning for tractors.

This traffic sign indicates a warning for cattle. Cattle or other livestock may be crossing, walking along or standing near the road. Reduce speed, be prepared to stop and avoid sudden movements or unnecessary use of the horn that could startle the animals.

English • Traffic sign A19a • Animals. Indicates a road section where unaccompanied animals may be encountered.

Português • A19a • Animais. Indicação de um troço de via em que podem ser encontrados animais sem condutor.

What does this traffic sign mean?

134. What does this traffic sign mean?

✓ Equestrians prohibited.
Mandatory path for equestrians.
Entry prohibited, except for equestrians.
Warning for horses.

This traffic sign indicates that equestrians are prohibited. Equestrians may not enter or continue beyond the sign. Other road users may still be permitted unless another restriction applies.

English • Traffic sign C3m • No horse riders. Access is prohibited to horse riders.

Português • C3m • Trânsito proibido a cavaleiros. Indicação de acesso interdito a cavaleiros.

What does this traffic sign mean?

135. What does this traffic sign mean?

Mandatory path for equestrians.
Cars prohibited.
✓ Warning for equestrians.
Equestrians prohibited.

This traffic sign indicates a warning for equestrians. Horse riders may be on or near the road ahead. Reduce speed, allow plenty of space and avoid unnecessary use of the horn or sudden movements that could startle a horse.

English • Traffic sign A18 • Horse riders. Warns of a place frequently used by horse riders entering or crossing the public road.

Português • A18 • Cavaleiros. Indicação da proximidade de um local frequentemente utilizado por cavaleiros que pretendem entrar na via pública ou atravessá-la.

Sources

🔗 Commons.wikimedia.org
🔗 Diariodarepublica.pt • Regulamento de Sinalização do Trânsito • artigo 19.º • A18
🔗 Ansr.pt • Republicação oficial retificada • A18 • página 10

SVG source: Republic of Portugal • Public domain • Original revision 2015-03-17. Wikimedia original unmodified.

What does this traffic sign mean?

136. What does this traffic sign mean?

Turning left mandatory.
✓ Turning left prohibited.
Turning right prohibited.
Warning for a curve to the left.

This traffic sign indicates that turning left is prohibited. A left turn may not be made where the sign applies. Other movements may still be permitted unless another restriction applies.

English • Traffic sign C11b • No left turn. Turning left at the next junction is prohibited.

Português • C11b • Proibição de virar à esquerda. Indicação da proibição de virar à esquerda na próxima intersecção.

Sources

🔗 Commons.wikimedia.org (Gigillo83 • CC BY-SA 4.0)
🔗 Diariodarepublica.pt • Regulamento de Sinalização do Trânsito • artigo 24.º • C11b
🔗 Ansr.pt • Republicação oficial retificada • C11b • página 14

Replacement SVG: Commons.wikimedia.org • Wikimedia Commons original • No machine-readable author provided. Benedicto16 assumed (based on copyright claims). • Public domain • Original revision 2015-09-25. Wikimedia original unmodified.

Artwork verified against Ansr.pt • official published diagram C11b.

Image via Commons.wikimedia.org
No machine-readable author provided. Benedicto16 assumed (based on copyright claims). • Public domain • Source revision 2015-09-25. Wikimedia original unmodified.

What does this traffic sign mean?

137. What does this traffic sign mean?

Driving straight ahead mandatory.
Aircraft prohibited.
Motor vehicles prohibited.
✓ Warning for low-flying aircraft.

This traffic sign indicates a warning for low-flying aircraft. Aircraft may pass over the road at low altitude and can create sudden noise or visual distraction. Keep your attention on the road and maintain control of the vehicle.

English • Traffic sign A21 • Airfield. Warns of a location where aircraft taking off or landing at a nearby runway may fly low over the road.

Português • A21 • Pista de aviação. Indicação da aproximação de um local em que a via pode ser sobrevoada, a baixa altitude, por aviões que tenham descolado ou que vão aterrar numa pista próxima.

Sources
What does this traffic sign mean?

138. What does this traffic sign mean?

Vehicles carrying dangerous goods prohibited.
Vehicles carrying water-polluting substances prohibited.
✓ Flammable or explosive goods prohibited.
Start of a tunnel.

This traffic sign indicates that vehicles carrying flammable or explosive substances are prohibited. Vehicles carrying the substances covered by the sign may not enter or continue beyond it.

English • Traffic sign C3q • No vehicles carrying readily flammable or explosive products. This prohibition may be limited to vehicles carrying more than a specified quantity shown on a supplementary plate.

Português • C3q • Trânsito proibido a veículos transportando produtos facilmente inflamáveis ou explosivos. Indicação de acesso interdito a veículos transportando produtos facilmente inflamáveis ou explosivos; esta proibição pode restringir-se aos veículos que transportem mais de uma certa quantidade daqueles produtos, indicada em painel adicional.

Sources

🔗 Commons.wikimedia.org (Gigillo83 • CC BY-SA 4.0)
🔗 Diariodarepublica.pt • Regulamento de Sinalização do Trânsito • artigo 24.º • C3q
🔗 Ansr.pt • Republicação oficial retificada • C3q • página 13

Replacement SVG: Commons.wikimedia.org • Wikimedia Commons original • Author not stated on source page • Public domain • Original revision 2026-01-11. Wikimedia original unmodified.

Artwork verified against Ansr.pt • official published diagram C3q.

What does this traffic sign mean?

139. What does this traffic sign mean?

Warning for a road with one-way traffic.
✓ Warning for a road narrowing on the left.
Dead end street.
Mandatory path for cars.

This traffic sign indicates a warning for a road narrowing on the left. The available road width decreases from the left side ahead. Reduce speed, follow the lane markings and maintain sufficient clearance from other traffic and the road edge.

English • Traffic sign A4b • Narrow passage. Indicates a narrowing of the road in the configuration shown.

Português • A4b • Passagem estreita. Indicação de um estreitamento da via, com a configuração constante do sinal.

Sources
What does this traffic sign mean?

140. What does this traffic sign mean?

Warning for a road narrowing on the left.
Mandatory path for cyclists.
✓ Warning for a road narrowing on the right.
Warning for a road with one-way traffic.

This traffic sign indicates a warning for a road narrowing on the right. The available road width decreases from the right side ahead. Reduce speed, follow the lane markings and maintain sufficient clearance from other traffic and the road edge.

English • Traffic sign A4c • Narrow passage. Indicates a narrowing of the road in the configuration shown.

Português • A4c • Passagem estreita. Indicação de um estreitamento da via, com a configuração constante do sinal.

Sources
What does this traffic sign mean?

141. What does this traffic sign mean?

Warning for a road with one-way traffic.
Warning for a road narrowing.
✓ Warning for a road with two-way traffic.
Warning for a railway crossing.

This traffic sign indicates a warning for two-way traffic. Oncoming traffic will use the same road or carriageway ahead. Keep to the correct side of the road and overtake only where it is permitted and clearly safe.

English • Traffic sign A25 • Two-way traffic. Indicates that a one-way road becomes a road carrying traffic in both directions.

Português • A25 • Trânsito nos dois sentidos. Indicação de que a via em que o trânsito se faz apenas num sentido passa a servir o trânsito nos dois sentidos.

What does this traffic sign mean?

142. What does this traffic sign mean?

✓ Warning for cyclists.
Mandatory path for cyclists.
Start of a zone for cyclists.
Cyclists prohibited.

This traffic sign indicates a warning for cyclists. Cyclists may be riding along or crossing the road ahead. Reduce speed, watch carefully for cyclists and maintain the passing distance required by the applicable local rules.

English • Traffic sign A17 • Cycles emerging. Warns of a place frequently used by cycle riders entering or crossing the public road.

Português • A17 • Saída de velocípedes. Indicação da proximidade de um local frequentemente utilizado por condutores de velocípedes que pretendem entrar na via pública ou atravessá-la.

Sources

🔗 Commons.wikimedia.org
🔗 Diariodarepublica.pt • Regulamento de Sinalização do Trânsito • artigo 19.º • A17
🔗 Ansr.pt • Republicação oficial retificada • A17 • página 10

SVG source: Republic of Portugal • Public domain • Original revision 2015-03-17. Wikimedia original unmodified.

What does this traffic sign mean?

143. What does this traffic sign mean?

Warning for heavy crosswind.
Warning for a soft verge.
Warning for loose chippings on the road surface.
✓ Warning for falling rocks.

This traffic sign indicates a warning for falling rocks. Rocks or stones may fall from nearby slopes or may already be lying on the road. Reduce speed, scan the road ahead and be prepared to avoid or stop for fallen material.

English • Traffic sign A9 • Falling rocks. Warns of a location where rocks may fall.

Português • A9 • Queda de pedras. Indicação da proximidade de um local onde há perigo de ocorrência de queda de pedras.

Sources
What does this traffic sign mean?

144. What does this traffic sign mean?

✓ Warning for a railway crossing with two or more tracks.
Warning for a railway crossing with one track.
Warning for a roundabout.
Warning for an uncontrolled crossroad.

This traffic sign indicates a warning for a railway crossing with two or more tracks. It alerts drivers to a level crossing where more than one railway track crosses the road. More than one train may pass in succession or from different directions, so drivers should check carefully before crossing and never proceed until all tracks are clear.

English • Traffic sign A32b • Location of a level crossing without barriers with two or more tracks. Marks a crossing without gates or barriers where there are two or more railway tracks.

Português • A32b • Local de passagem de nível sem guarda com duas ou mais vias. Indicação de passagem de nível sem cancelas ou barreiras quando existam duas ou mais vias férreas.

What does this traffic sign mean?

145. What does this traffic sign mean?

Flammable or explosive goods prohibited.
Warning for a quayside or riverbank.
✓ Vehicles carrying water-polluting substances prohibited.
Vehicles carrying dangerous goods prohibited.

This traffic sign indicates that vehicles carrying water-polluting substances are prohibited. Vehicles carrying the substances covered by the sign may not enter or continue beyond it.

English • Traffic sign C3r • No vehicles carrying products liable to pollute water. This prohibition may be limited to vehicles carrying more than a specified quantity shown on a supplementary plate.

Português • C3r • Trânsito proibido a veículos transportando produtos suscetíveis de poluírem as águas. Indicação de acesso interdito a veículos transportando produtos suscetíveis de poluírem as águas; esta proibição pode restringir-se aos veículos que transportem mais de uma certa quantidade daqueles produtos, indicada em painel adicional.

What does this traffic sign mean?

146. What does this traffic sign mean?

Warning for two-way traffic.
Warning for trucks.
Parking prohibited for trucks.
✓ Overtaking prohibited for trucks.

This traffic sign indicates that overtaking is prohibited for trucks. Trucks covered by the sign may not overtake where the prohibition applies. The affected truck categories and any exceptions depend on the applicable local rules.

English • Traffic sign C14b • No overtaking by heavy motor vehicles. Overtaking is prohibited for all heavy motor vehicles.

Português • C14b • Proibição de ultrapassar para automóveis pesados. Indicação de que é proibida a ultrapassagem para todos os automóveis pesados.

What does this traffic sign mean?

147. What does this traffic sign mean?

Turning left mandatory.
Turning right mandatory.
Turning left prohibited.
✓ Driving straight ahead or turning left mandatory.

This traffic sign indicates that traffic must continue straight ahead or turn left. One of the indicated directions must be followed; turning right is prohibited.

English • Traffic sign D2a • Permitted compulsory directions. Drivers must follow one of the directions shown by the arrows.

Português • D2a • Sentidos obrigatórios possíveis. Indicação da obrigação de seguir por um dos sentidos indicados pelas setas inscritas no sinal.

Sources

🔗 Commons.wikimedia.org (Gigillo83 • CC BY-SA 4.0)
🔗 Diariodarepublica.pt • Regulamento de Sinalização do Trânsito • artigo 27.º • D2a
🔗 Ansr.pt • Republicação oficial retificada • D2a • página 15

Replacement SVG: Commons.wikimedia.org • Wikimedia Commons original • NACLE2 • CC0 • Original revision 2011-08-05. Wikimedia original unmodified.

Artwork verified against Ansr.pt • official published diagram D2a.

Image via Commons.wikimedia.org
NACLE2 • CC0 • Source revision 2011-08-05. Wikimedia original unmodified.

What does this traffic sign mean?

148. What does this traffic sign mean?

Road with one-way traffic.
The road is closed.
✓ Dead end street.
Dead end street with a passage for pedestrians and cyclists.

This traffic sign indicates a dead end street. The road has no through route for vehicles, although access to properties or other destinations along the road may still be possible.

English • Traffic sign H4 • Dead-end road. Indicates that the public road has no exit for vehicles.

Português • H4 • Via pública sem saída. Indicação de que a via pública não tem saída para veículos.

What does this traffic sign mean?

149. What does this traffic sign mean?

Give way.
End of the priority road.
✓ Start of a priority road.
Warning for an uncontrolled crossroad.

This traffic sign indicates the start of a priority road. Drivers on the priority road normally have priority over traffic entering from side roads until the priority road ends, unless traffic lights, other signs or applicable traffic rules indicate otherwise.

English • Traffic sign B3 • Priority road. Drivers on this road have priority at successive crossroads and junctions.

Português • B3 • Via com prioridade. Indicação de que os condutores que circulam na via em que o sinal se encontra colocado têm prioridade de passagem nos sucessivos cruzamentos e entroncamentos.

What does this traffic sign mean?

150. What does this traffic sign mean?

Using the horn mandatory.
Warning for a railway crossing without barriers.
Warning for low-flying aircraft.
✓ End of horn prohibition.

This traffic sign indicates the end of the horn prohibition. The restriction imposed by the preceding horn-prohibition sign ends at this point. The normal rules governing horn use apply again.

English • Traffic sign C22 • End of sound signal prohibition. Marks where the prohibition imposed by sign C17 ends.

Português • C22 • Fim da proibição de sinais sonoros. Indicação do local a partir do qual termina a proibição imposta pelo sinal C17.