This sign, 'Light signals ahead at crossing' (code 773), warns you that you are approaching a railway or tramway crossing where traffic signals control your passage. You must approach with caution, ready to stop, and ensure you can completely clear the crossing before entering. This is crucial because trains and trams cannot stop quickly, and you must never obstruct the tracks or crossing area.
This sign (code 773) requires your full attention to traffic light signals at railway or tramway crossings, crucial for your theory test revision. Master its road sign meaning for safe decision-making and successful exam preparation.
This level-crossing sign is used where road traffic interacts with rail, tram, or crossing equipment. It may refer to barriers, gates, warning lights, telephones, overhead cables, live rails, or special instructions for certain users. Because rail vehicles cannot stop quickly, the safe response is to slow early, obey signals and barriers, and enter only when there is enough space to clear the crossing completely. It is listed in the catalogue as code 773.
"Light signals ahead at crossing" warns or instructs drivers at a railway, tramway, or private crossing. The driver should approach prepared to stop and must keep the crossing clear.
Get clear, practical answers to the most common questions about the 773 - Light signals ahead at crossing 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 British driving theory exam in Great Britain.
Sign 773 warns you that there are traffic light signals ahead controlling access to a railway or tramway crossing. You should be prepared to stop if the signals indicate so, and you must ensure you have enough space to clear the crossing entirely before you proceed.
When you see sign 773, you must slow down and approach the crossing with caution. Always obey the traffic lights, barriers, or gates. Never enter the crossing unless you are certain you can clear it completely, as stopping on the tracks is extremely dangerous.
You must never enter the crossing unless the exit is completely clear, meaning there's space on the other side. Do not drive around barriers or ignore red lights, and never stop on the tracks or within the crossing area. Also, don't assume it's safe just because another vehicle has crossed.
If your vehicle becomes trapped or breaks down at a crossing, use the emergency telephone provided or follow any displayed instructions immediately. Your priority is to alert the crossing operator or railway authority as quickly as possible to prevent an accident.
Yes, if you are driving a long, high, slow-moving, or animal-drawn vehicle, you must plan your crossing carefully. Ensure there is ample time and space to cross safely and completely before the signals change, as these types of vehicles can take longer to clear the crossing.
Sign 773 is a standard warning sign used across Great Britain (England, Scotland, and Wales) in accordance with the Highway Code. It's vital for all drivers to understand its meaning for safe passage at railway and tramway crossings, and knowing this sign is key for your driving licence theory test.
A clear reference image of the 773 - Light signals ahead at crossing road sign used in Great Britain.

The 773 - Light signals ahead at crossing road sign may also be known by these alternative names or terms.
The 773 - Light signals ahead at crossing road sign is part of the Great Britain Level Crossing Signs category, which groups together signs with similar rules and functions.
Comparing signs like 'Light signals ahead at crossing' with others in the 'Level Crossing Signs' group helps cement your understanding and reduces errors. This focused theory test revision sharpens your traffic sign recognition skills for the exam.

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Sign 775 warns you not to block the level crossing ahead.

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Explore curated explanations and practical examples to strengthen your visual recognition of essential Great Britain road signs. These supplementary materials provide the context needed to navigate junctions safely and pass your official DVSA theory test.
Prepare for your Great Britain driving theory test by understanding the critical rules for level crossings, as detailed in the Highway Code. This guide covers everything from approaching crossings with flashing lights and lowered barriers to what action to take if your vehicle breaks down. Grasping these safety protocols is vital for preventing accidents and ensuring you meet DVSA requirements.
Navigating junctions in Great Britain can be complex, with priority often dictated by specific road signs and markings rather than simple intuition. This article breaks down the rules for various types of crossroads, explaining how to identify who has right of way and what to do when facing confusing situations. Preparing for your theory test requires a thorough understanding of these critical junction rules to ensure safe driving.
Avoid Common Mistakes and Stay Safe at British Level Crossings
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This level-crossing sign is used where road traffic interacts with rail, tram, or crossing equipment. It may refer to barriers, gates, warning lights, telephones, overhead cables, live rails, or special instructions for certain users. Because rail vehicles cannot stop quickly, the safe response is to slow early, obey signals and barriers, and enter only when there is enough space to clear the crossing completely. It is listed in the catalogue as code 780A.
This level-crossing sign is used where road traffic interacts with rail, tram, or crossing equipment. It may refer to barriers, gates, warning lights, telephones, overhead cables, live rails, or special instructions for certain users. Because rail vehicles cannot stop quickly, the safe response is to slow early, obey signals and barriers, and enter only when there is enough space to clear the crossing completely. It is listed in the catalogue as code level-crossing-user-operated-gate.
After reviewing the full list of road signs, challenge yourself with practice questions focused specifically on sign recognition. Reinforce your learning and ensure you're fully prepared to identify and understand all traffic signs on the DVSA theory test.
Browse All GB Road Signs List