From Oct 14 to 16, the 7th National Discipline Building Seminar of “Bridge and Tunnel Engineering” was successfully held in Jiulonghu Campus by Transportation Department and Civil Engineering Department. The organizing committee includes Southeast University as the host and The Army Engineering University of PLA, Hohai University and Nanjing University of Technology as co-organizers. There were more than 150 subject chairmen from 51 colleges and universities attending the seminar all over the country.