warning sign
Large arrow left marker
Thai road sign ต.68 — Large arrow left marker. Meaning: A large black-and-yellow arrow marker warns of a sharp change of direction to the left. Catalog status: additional official road-sign reference.
Thai name: ป้ายเตือนเครื่องหมายลูกศรขนาดใหญ่
Independent English reference · Source: Department of Highways · Sign ต.68
Road response
On the road
Driver action
What should you do?
Reduce speed and follow the large arrow to the left at the sharp change in direction.
Exam-style scenario
Read the situation
The carriageway ends at a sharp left change of direction marked by a large arrow.
Best response: Slow before the road end and make the sharp left change indicated by the large arrow.
Sign comparison
Don’t confuse it
This sign
Large arrow left marker
Compare with
Multiple chevron left marker
Key difference
The oversized left arrow announces a sharp single direction change; multiple smaller chevrons outline an extended left curve.
Put sign knowledge into practice.
Answer exam-style questions about road signs, traffic lights, and lane markings in clear English.
