Numerical model of an “I-girder” bridge. (IMAGE) Tokyo Metropolitan University Caption The numerical model constructed by the team includes the girders, lateral members, supports, and the deck on top. Credit Tokyo Metropolitan University Usage Restrictions Please give credit for use License Original content Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.