题名: |
Testing of New Bridge Rail and Transition Designs. Volume 5. Appendix D. 32-in (813-mm) Concrete Parapet Bridge Railing; Final rept. Aug 86-Sep 93 |
作者: |
Buth, C. E.; Hirsch, T. J.; Menges, W. L. |
关键词: |
Bridge parapet design; Impact tests; Ultimate strength method; Highway safety |
摘要: |
The 32-in (813-mm) concrete parapet has a flat vertical traffic face with a thickened section along the top. The flat vertical face serves to smoothly redirect vehicles without imparting upward force on the vehicle. It was designed and tested to performance level two of the 1989 Guide Specific for Bridge Railings. Acceptable performance was demonstrated. |
总页数: |
77p |
报告类型: |
科技报告 |