The S-991d sign, indicating 'Control de STOP', is part of Spain's information and guidance system designed to help drivers navigate and organize the road ahead. Unlike prohibition signs, it focuses on providing route, lane, or organizational information. Its precise meaning and required action depend heavily on the accompanying road markings, lane layout, and any additional panels displayed with it. Always interpret this sign in conjunction with these elements for safe and lawful driving.
Master the S-991d 'Control de STOP' sign to correctly position your vehicle and act appropriately at intersections. Crucial for your theory test revision, understanding this sign's specific meaning ensures safer navigation through Spanish traffic rules and road signage.
The sign for control de stop belongs to the Spanish information and guidance system that helps road users understand where they are, where to go, or how a section of road is organized. Unlike a prohibition sign, it mainly provides route, lane, service, location, or access information so the driver can make the correct decision in time. Its practical effect depends on the symbol, arrows, road names, route numbers, and any extra panels shown with it. For safe driving, read it early and combine it with the current lane layout, road markings, and any nearby regulatory signs.
This sign indicates control de stop. Read it together with the road layout, markings, and any additional panels so you apply it correctly.
Get clear, practical answers to the most common questions about the S-991d - Control de STOP 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 Spanish driving theory exam in Spain.
The S-991d 'Control de STOP' sign informs you about how a section of road is organized, often related to stopping points or specific lane management. It's not a direct instruction to stop but rather a guide to how you should position yourself and what actions might be required based on the road layout and markings. Always read it with the surrounding context.
When you see the S-991d 'Control de STOP' sign, you must carefully observe the road markings, lane indicators, and any supplementary panels. Your reaction should be to adjust your driving to comply with the specific instructions conveyed by this combination of signals, which might involve stopping, yielding, or choosing a specific lane.
No, the S-991d 'Control de STOP' sign is classified as an information and guidance sign. Its purpose is to inform you about road organization, route choices, or lane management, rather than to prohibit a specific action like a STOP sign (R-1) or a speed limit sign. The actual manoeuvre you perform depends on the context.
A common exam mistake is treating the S-991d 'Control de STOP' sign as a mandatory stop command like the R-1 STOP sign. Learners may incorrectly assume they always need to stop. Remember that this sign's effect is modified by road markings, arrows, and other signs; it provides guidance, not an absolute order to stop unless other signals indicate so.
The S-991d sign is designed to be interpreted as part of a larger message. Road markings, lane arrows, and additional panels provide the crucial details about where to stop, which lane to use, or what route to follow. Ignoring these accompanying elements and treating the sign in isolation can lead to incorrect manoeuvres, traffic violations, and safety risks.
A clear reference image of the S-991d - Control de STOP road sign used in Spain.

The S-991d - Control de STOP road sign may also be known by these alternative names or terms.
The S-991d - Control de STOP road sign is part of the Other Signs category, which groups together signs with similar rules and functions.
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The sign for limited-access highway belongs to the Spanish information and guidance system that helps road users understand where they are, where to go, or how a section of road is organized. Unlike a prohibition sign, it mainly provides route, lane, service, location, or access information so the driver can make the correct decision in time. Its practical effect depends on the symbol, arrows, road names, route numbers, and any extra panels shown with it. For safe driving, read it early and combine it with the current lane layout, road markings, and any nearby regulatory signs.
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You've explored the complete list of Spanish road signs. Now, deepen your understanding by reviewing specific sign groups or testing your knowledge with practice questions. Fully prepare for your DGT driving theory exam and confidently navigate Spanish roads.
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