Research on design of urban tunnel cross-section;

At present,at entrance section and exit section of many urban tunnels the traffic organization is disordered,and the traffic capacity is low,which is a problem that should be solved for urban tunnel construction and management.

An analysis about developmental prospect and strategies of domestic urban underground road;

The relation between the urban traffic and underground space development is analyzed,and it is pointed out that the underground road is an important means to improve the urban traffic and environment.

According to the investigation, many underpass roads of Shandong Province Heze appears many destructions of varying degree, but the underpass roads are f.