Road signs are quite standard all over the world. However, each country will have its exception which may differ from the country where you are coming from. Below are 3 different types of common signs and road type that you would see in Thailand. You may click on the road sign image to enlarge the file.
Regulatory Signs in Thai Traffic:
For example, there are signs that forbade tuk tuks from entering and they also have a car pool lane which is more for the city. The rest of the signs are quite standard, I would say.
Traffic Warning Signs in Thailand:
Now the traffic warning signs can sometimes be a little tricky. Especially when you are travelling in more rural roads where the road sometimes may branch off at different direction.
Road Surface Signs: