Skewed side road ahead
A side road joins the main road ahead at an angle. Reduce speed and be prepared for vehicles entering from the side. This junction type is common in rural Thailand and may be easy to miss.
Verified as Thai road sign ต.18 from Thai Department of Land Transport sign series on 2026-05-15.
Study guide
Connect this sign to practice
Most candidates can describe Skewed side road ahead. The Thai exam tests whether you can pick it out of a roadside scene under time pressure and choose the right response. Practising it inside the question flow is what closes that gap.
Now see it in questions.
Spotting Skewed side road 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.
