摘要
分析了现状高等级公路护栏存在的问题,从支撑力、防护等级、外展斜率等方面,提出行之有效的解决方案,为护栏的优化布设提供参考。
The existing problems of high-grade highway guardrails are analyzed,and the effective solutions are put forward from the aspects of supporting force,protection level and extended slope and etc.,so as to provide reference for the optimal layout of the guardrails.
作者
侯萌
Hou Meng(Liaoning Provincial Transportation Planning and Design Institute Co.,Ltd.,Shenyang 110166,China)
出处
《北方交通》
2021年第8期70-72,共3页
Northern Communications
关键词
高等级公路
护栏
支撑力
防护等级
外展斜率
High-grade highway
Guardrail
Supporting force
Protection level
Extended slope