Research On Environmental Design Of Space Under Viaduct In Changchun In The Perspective Of Psychological Safety

Viaduct is a product of the rapid development of city,the newly built "two-horizontal and three-longitudinal" elevated expressway of Changchun,combined with the existing overpass and railway,initially formed a three-dimensional transport system.Viaduct construction is a effective measure to reduce the pressure on urban traffic,but it also leads to city regional development unbalanced,block on both sides of the function space,reduce the value of the surrounding commercial buildings,affect humanized scale and pedestrian safety.Therefore,reasonable using methods to solve the existing problems,preventing and reducing hidden safety troubles,is the key to improve the viaduct bottom space environment and the quality of people's life.People in activities under the space of viaduct,the safety of behavior,defense and traffic were affected with various degrees,there's no life insurance for daily life.The present situation of the safety problems will influence on psychological security directly or indirectly,lead to people lack of security of viaduct bottom of the space environment,feel crowded,at the same time,it also brought domain and identifiable effects.How to solve the problem of people's psychological safety has become a effective way to solve the security problem of the environment of the space under viaduct.The viaduct of Changchun according to the different space crisscross way,form the typical characteristics of space environment under the viaduct,it can be classified into three types,dot intersection,linear expanded and complex.First of all,do research on the current situation of the three types of space of Changchun viaduct,then find out the problem influences people's psychological security.Second,classified the present situation of the viaduct space according to the embodiment of the four types of psychological security which will affect people's sense of security,crowding,domain and identify,as well as analyzed combined with the present situation.Finally,on the condition that the viaduct space satisfied the psychological security requirements of People's Daily life,come up with the proper design strategy for environmental improvement of Changchun viaduct bottom space,and summarizes some environment of the space under viaduct affects people's design rule of psychological safety,effectively improve the environment of the space under viaduct safety,identity,comfortable and functional.