Warning sign · W104
T-junction ahead sign (W104)
Your road ends at a T-junction ahead.
What does the t-junction ahead sign mean?
Your road ends at a T-junction ahead.
What should you do?
Reduce speed and prepare to turn left or right.
| Sign code | W104 |
|---|---|
| Sign group | Warning signs |
| Applies to | All learner codes (1, 2 and 3) |
| Test section | Road signs and markings |
How to recognise the t-junction ahead sign
A triangle showing your road ending against a road that runs across it.
Where you will see it
Before the place where two roads meet at a T.
What to do when you see it, step by step
- Slow down, watch for cross-traffic and be ready to stop and turn left or right at a safe speed.
The common mistake
Your road ends, so you must turn. It differs from a side road joining, where your road continues.
About warning signs
Warning signs tell you about a hazard ahead so you can slow down and prepare. They are red-bordered triangles. The K53 learner's test asks you to recognise signs like the t-junction ahead sign (W104) and choose the correct response, so learn both the picture and the action.
How to answer a test question about this sign
- Look at the shape and colour first. They tell you the group: warning signs for this one.
- Recall what the sign asks of you: reduce speed and prepare to turn left or right.
- Remove the options that describe a different group of sign, then choose the response that matches the action.
Want the full explanation? Read the chapter Warning signs and temporary road controls.
Signs it is often confused with
Learners mix up signs that look or sound similar. Compare the t-junction ahead sign with these:
Skewed T-junction (W105)A triangle showing a T-junction whose cross-road meets yours at an angle (one of a left/right pair).
Skewed T-junction (W106)A triangle showing the mirror image of an angled T-junction.
Crossroad ahead (W101)A triangle with a plain cross showing a road crossing yours.Test yourself: T-junction ahead sign questions
1 What does this sign mean?
- Slow-moving heavy vehicles may be ahead.
- Your road ends at a T-junction ahead.
- A railway crossing is ahead.
Show the answer
Answer B: Your road ends at a T-junction ahead.
Reduce speed and prepare to turn left or right.
Memory tip: W104 · T-junction ahead
All vehicle codes
2 Which response fits this sign?
- Look and listen for trains. Never enter unless your exit is clear.
- Adjust speed early and keep a safe following gap.
- Reduce speed and prepare to turn left or right.
Show the answer
Answer C: Reduce speed and prepare to turn left or right.
T-junction ahead: Your road ends at a T-junction ahead.
Memory tip: Reduce speed and prepare to turn left or right.
All vehicle codes
T-junction ahead sign: quick questions
What does the t-junction ahead sign (W104) mean?
Your road ends at a T-junction ahead.
What should you do at the t-junction ahead sign?
Slow down, watch for cross-traffic and be ready to stop and turn left or right at a safe speed.
Where will you see the t-junction ahead sign?
Before the place where two roads meet at a T.
What is the common mistake with the t-junction ahead sign?
Your road ends, so you must turn. It differs from a side road joining, where your road continues.
Sign artwork: Southern African Development Community (SADC), public domain. AceK53 is an independent study aid. Always confirm test requirements with your driving licence testing centre.