info sign
Bus lane information
Thai road sign น.15 — Bus lane information. Meaning: Identifies a designated bus lane and its direction or placement. 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: ป้ายช่องเดินรถประจำทาง
Independent English reference · Source: Department of Highways · Sign น.15
Road response
On the road
Driver action
What should you do?
Use the lane information to identify the bus lane and keep out unless your vehicle is authorised to enter it.
Exam-style scenario
Read the situation
An information board identifies which lane is reserved for buses farther along the road.
Best response: Identify the reserved lane shown on the board before reaching it and remain in a lane open to your vehicle.
Sign comparison
Don’t confuse it
This sign
Bus lane information
Compare with
Bus lane
Key difference
The information board identifies the reserved lane or its layout; the blue bus-lane sign is the mandatory lane control itself.
Put sign knowledge into practice.
Answer exam-style questions about road signs, traffic lights, and lane markings in clear English.
