•Intelligent transportation infrastructure design and key technologies of cooperative vehicle-infrastructure.(asphalt road self-healing, pothole repair, thermal milling; hot asphalt road recycling; dynamic wireless charging).

•New energy(solar energy, air energy, electric control and pavement coating) deicing and snow-melting pavement(bridge deck) technology.

•New technologies and materials for highway maintenance.

•New technologies and materials for transportation infrastructure maintenance

•Road numerical modeling and simulation analysis.