prohibition sign
Speed limit (70 km/h)
Thai road sign บ.32-70 — Speed limit (70 km/h). Meaning: Drivers must not exceed 70 km/h from this sign onward. Catalog status: additional official road-sign reference.
Thai name: ป้ายจำกัดความเร็ว
Independent English reference · Source: Department of Highways · Sign บ.32-70
Road response
On the road
Driver action
What should you do?
Reduce speed to 70 km/h or less from the point where this limit begins.
Exam-style scenario
Read the situation
The next road section is signed at 70 km/h while your current speed is 84 km/h.
Best response: Slow from 84 km/h before proceeding through the section at 70 km/h or less.
Sign comparison
Don’t confuse it
This sign
Speed limit (70 km/h)
Compare with
Speed limit (80 km/h)
Key difference
The first digit has an angled 7 and sets 70 km/h; the rounder 8 on the companion sign sets 80 km/h.
Put sign knowledge into practice.
Answer exam-style questions about road signs, traffic lights, and lane markings in clear English.
