2005.4-2006.3 Yearbook of NILIM
Research Summary


Road Department

Reference Number Y050405
Title Surveys on safety factors of highway structures
Start-End Date 2005.4-2006.3
Division Bridge and structures division
Author Head, Takashi Tamakoshi
Senior Researcher, Youta Watanabe
Senior Researcher, Ryouiti Watanabe
Senior Researcher, Keita Nakasu
Researcher, Mari Ishio
Research Engineer, Tatsuya Takedai
Summary In order to propose design loads of highway bridges based on safety factor method, it is necessary to explain characteristics of loads on bridges. In these surveys, fundamental study on traffic loads or impact factor of highway bridges using data on actual condition of traffic weight or response of bridge members collected by using bridge weigh in motion system.