The road, the main route linking the three villages to the outside world, was in need of repair, particularly during the rainy season when it would become watrelogged.
Hmong residents led by Moo 13 headman Yee Saeyang came together on Friday with their knives, hoes and shovels as well as rocks and cement to fill up holes and cut intruding tree branches.
Villager Chor Woradamrongkul said the local people decided to take action to improve their community as there was no financial support from the government.