(1) the intersection of intersecting roads should be determined in accordance with urban planning nature, categories such as design, flow, flow to the intersection on the basis of the actual terrain conditions according to local conditions, such as layout design.
(2) the intersection should be consistent with the urban road the design life design life. Composition of intersection the road is not the same as the design life of high grade roads shall prevail.
(3) the intersection should be designed to save land, reasonable relocation.
(4) cross length of parking lanes should be enough, should have sufficient ability to stress exports road, meet the requirements of rapidly leaving the intersection to traffic.
(5) the intersection should be designed so that pedestrians to cross the street, look and to accommodate persons with disabilities, children, the elderly, weak throwing you through requirements.