According to Highway and Waterway Transport'Eleventh Five Year'Plan of Inner Mongolia, there have be a lot of first grade highway upgrade projects in Inner Mongolia Autonomous Region in the Eleventh Five Year period. With the development of highway construction in Inner Mongolia, the number of road upgrading works will be increased, if the construction does not take effective measures for traffic organization,the accident rate will certainly rise, bring much more losses to the society and people's lives and...