warning sign
Railway crossing on side road ahead
Thai road sign ต.30 — Railway crossing on side road ahead. Meaning: A railway crossing is located on or near the side road 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.30
Road response
On the road
Driver action
What should you do?
Slow down and watch for rail-crossing controls and turning traffic.
Exam-style scenario
Read the situation
You intend to turn into a side road where a railway crossing lies shortly after the junction.
Best response: Turn into the side road slowly and be prepared to obey the railway control immediately beyond the junction.
Sign comparison
Don’t confuse it
This sign
Railway crossing on side road ahead
Compare with
Railway crossing without barrier
Key difference
The diagram places the tracks on a side road after a turn; the direct crossing warning means the driver's present road reaches the tracks.
Put sign knowledge into practice.
Answer exam-style questions about road signs, traffic lights, and lane markings in clear English.
