Strengthening the surface in the vicinity of trees almost always causes the soil conditions to deteriorate and adversely affects the growth and development of these plants. Soil, which the tree uses, It should be fertile and characterized by a loose structure that ensures easily soaking in rainwater and air penetration into the roots. Is accepted, that range , The roots in the soil, counting from the trunk. Such a soil surface under the crown of a tree should not have an impermeable covering. The surface of the soil around trees growing on the streets and squares is usually covered with surfaces of varying degrees of permeability or completely impermeable. The worst conditions are created by building improved hard surfaces around the trees, usually completely impermeable to water and air. Small surfaces left in close proximity (something) secured with bars, they provide access to rainwater and air, Only in the first years after planting the tree. In later years, water and air access is insufficient, and becomes more and more difficult, Because these places are sealed, trampling, etc.. Similar conditions are also created on narrow lawn belts distorted for trees between the road and the pavement.
When building the surface in the vicinity of trees. The thickest layer is removed when building road surfaces in the vicinity of. Building surfaces near trees also often exposes their roots to significant damage or complete destruction. This danger occurs primarily when the heavy type -type road curbs are set.