Superposition Images on Highway Engineering Geologic Disasters and National Expressway Net Based on MAPGIS;

Based on the investigation data of national geologic disaster survey for counties and cities from 1999 to 2005,the inquiry system of superposition images on engineering geologic disasters and national expressway net(7918net),as an example,is established with the scale of 1∶18000000 by MAPGIS 6.

An Approach to Application of Soil Infiltrating Technique in Clarification of Sewage at Subsidiary Area of Freeway;

Effects of Ecological Environment of Freeway and Evaluation of Them,Based on 3S Technique;

Analysis of freeway traffic safety situationand countermeasure in Chongqing;

Distribution and Environmental Quality Assessment of Lead Polution in Soil along Chengyu Highway;

The Problems and Countermeasures of Highway Environmental Impact Assessment;

The Forecast Experience Discuss of Highway Traffic Noise;