warning sign
Railway crossing with barrier
Thai road sign ต.29 — Railway crossing with barrier. Meaning: A level railway crossing with a barrier or gate 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: ป้ายเตือนทางข้ามทางรถไฟ
Independent English reference · Source: Department of Highways · Sign ต.29
Road response
On the road
Driver action
What should you do?
Drivers must slow down and stop when the barrier, signal, or railway official indicates that a train is approaching.
Exam-style scenario
Read the situation
A railway crossing ahead has barriers and warning equipment that are currently inactive.
Best response: Reduce speed and obey the barrier and signals even though they are currently inactive.
Sign comparison
Don’t confuse it
This sign
Railway crossing with barrier
Compare with
Railway crossing without barrier
Key difference
The barrier element identifies a guarded crossing; the other railway warning indicates tracks without a barrier.
Put sign knowledge into practice.
Answer exam-style questions about road signs, traffic lights, and lane markings in clear English.
