Making use of the natural a kind for falling takes the inquisition method to constitute to the quiet and peaceful road in the state City of lanzhou a tree category and the construction characteristic proceeds the inquisition,statisticsing the importance value that tree grow,analyzing a cluster of problems that fall the perpendicular construction,advantage grow the chest path path class construction,and aim at the park the green turning the aspect esse put forward the homologous and ameliorative measure.Quiet and peaceful road is ecosystem environment developments that quiet and peaceful area that main trunk highway,its green turn the result affect the quiet and peaceful area.Research the result expresses,the tree of the quiet and peaceful road grows to constitute than one,level of structure construction too than simple,hope the department concerned at hereafter of green turn to take into the improvement.Seeing from the result of the whole,the quiet and peaceful road road is green to turn layout comparison reasonable,is whole the state City of lanzhou green turning a road.