Study On The Spatial Environment Of The Urban Intersections

The spatial environment of urban road intersection is the important part of urban environment, it relates to the transport environment, and also non-transport environment factors, such as architecture and square. First, this paper analyses the transport ability of urban road at-grade intersection, expounds aspects including the special definition of intersection, the history of form, function, mode and transport organization design. Second, architecture is the most important factor to form the intersection node, the paper reviews the development of architecture around intersection in history, submits the principles of intersection architecture design, and generalizes and induces the method to design the zig of architecture. Third, the intersection square planning design includes the square special shape, scale and design principle. Forth, other factors, mainly include plant, water, they also play important role in forming intersection landscape. Fifth, the paper enumerates three intersections in the city of Han dan and analyses and explains, puts forward existing problems and improvement measure. Last, the paper summarizes the design guidelines for Han dan urban road intersection special planning.