Affiliation: | 1. Department of Civil Engineering, The University of Tokyo, 7-3-1 Hongo, Bunkyo-ku, Tokyo 113-8654, Japan;2. Institute of Industrial Science, The University of Tokyo, 4-6-1 Komaba, Meguro-ku, Tokyo 153-8505, Japan;3. Obayashi Corporation, 2-15-2 Konan, Minato-ku, Tokyo 108-8502, Japan |