Temporary traffic-control sign
Traffic shifts right
Thai road sign ตก.8 — Traffic shifts right. Meaning: The traffic path shifts to the right through the work zone. 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: ป้ายเตือนเบี่ยงเบนการจราจร
Independent English reference · Source: Department of Highways · Sign ตก.8
Road response
On the road
Driver action
What should you do?
The traffic path shifts to the right through the work zone. Reduce speed before the signed condition and keep enough space to respond safely.
Exam-style scenario
Read the situation
Your single lane moves right around a work area while barriers block its former path.
Best response: Follow the single live lane to the right around the barriers instead of using its blocked former path.
Sign comparison
Don’t confuse it
This sign
Traffic shifts right
Compare with
Two lanes shift right
Key difference
One live lane shifts right around the work area; the companion diagram shows two parallel lanes making that shift.
Put sign knowledge into practice.
Answer exam-style questions about road signs, traffic lights, and lane markings in clear English.
