No-overtaking zone ahead
A no-overtaking zone begins ahead. Drivers should prepare to stop overtaking before the restriction starts and remain in lane through the marked zone.
Verified as Thai road sign ต.61 from Thai Department of Land Transport sign series on 2026-05-15.
Study guide
Connect this sign to practice
No-overtaking zone ahead sits in a cluster of warning signs that look uncomfortably similar. The Thai exam exploits that overlap. Reviewing it next to its visual neighbours in the question flow keeps the differences sharp on test day.
Now see it in questions.
Spotting No-overtaking zone ahead in isolation is one thing. Recognising it inside a real exam-style question, among lookalikes and trick wording, is another. The diagnostic mixes it in for you.
