warning sign

Stop ahead

Thai road sign ต.54 — Stop ahead. Meaning: A regulatory stop sign is ahead. Learner-manual coverage: this identity is shown in the current DLT car-driver learner manual. Inclusion does not mean it appears in every theory test.

Thai name: ป้ายเตือนหยุดข้างหน้า

Independent English reference · Source: Department of Highways · Sign ต.54

Road response

On the road

Driver action

What should you do?

The driver should reduce speed and prepare to come to a complete stop at the stop line at the next intersection.

Exam-style scenario

Read the situation

A stop control lies beyond a bend, so the stop sign itself is not yet visible.

Best response: Begin slowing before the bend so you can stop completely at the control and stop line ahead.

Sign comparison

Don’t confuse it

This sign

Stop ahead

Compare with

Stop

Key difference

The yellow diamond warns that a Stop sign is still ahead; the red octagon is the control where the complete stop must occur.

Put sign knowledge into practice.

Answer exam-style questions about road signs, traffic lights, and lane markings in clear English.

Mascot holding a blank circular road sign with a red border.