Cracks between

According to the pattern of the future road, the soil is removed to the depth depending, primarily on the quantity and thickness of individual layers, which are elements of the path under construction. The bottom of the pit must be thoroughly tamped, and then lay 10 -15 centimeter layer of gravel or other large aggregate. The next layer of three — five -centimeter sand pouring. On the base prepared in this way, you can begin to lay the coating selected for the device. The remaining cracks between its elements, after the end of work, are filled with sand.