| 标志设置的路侧安全性考虑及对策 |
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| 引用本文： | 唐琤琤,吴凡.标志设置的路侧安全性考虑及对策[J].公路交通科技,2005,22(9):142-145. |
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| 作者姓名： | 唐琤琤 吴凡 |
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| 作者单位： | 1. 交通部公路科学研究所,北京,100088
2. 北京化工大学,北京,100022 |
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| 摘 要： | 交通标志是交通安全设施的一种,合理地设置标志有利于交通安全。但它同时又是路侧障碍物的一种,路侧净区内的标志柱对驶出路外的车辆是一个潜在的危害。本文介绍国外路侧净区的概念以及对路侧安全的要求,并建议在满足视认性要求前提下从路侧安全角度出发交通标志设置的考虑和对策。交通标志应首先考虑设置在不易发生车辆驶出路外事故的地方,标志柱可以使用解体消能结构,或者对标志柱进行必要的防护和标识。
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| 关 键 词： | 路侧安全 净区 标志柱 解体消能 |
| 文章编号： | 1002-0268(2005)09-0142-04 |
| 收稿时间： | 2004-09-02 |
| 修稿时间： | 2004年9月2日 |
Roadside Safety of Traffic Sign Layout |
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| TANG Cheng-cheng,WU Fan.Roadside Safety of Traffic Sign Layout[J].Journal of Highway and Transportation Research and Development,2005,22(9):142-145. |
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| Authors: | TANG Cheng-cheng WU Fan |
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| Institution: | 1.Research Institute of Highway, MOC, Beijing 100088, China; 2. Beijing University of Chemical Technology, Beijing 100022, China |
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| Abstract: | Traffic sign is a kind of road safety appurtenances. Rational layout of the sign is beneficial to road safety. Meanwhile it is a kind of obstacles on roadside and it is a potential endanger to the run-off-road vehicles. This paper introduces the concept of clear-zone and the aspects of roadside. Considerations and measures of the sign installadon are also presented concerned the roadside safety on satisfied the visibility. First, traffic signs should be installed on the site where the vehicles are not prone to run off the road. Second, sign poles can use breakaway supports or shielded with a longitudinal barrier or delineated with retro-reflective materials if it is within the clear zone. |
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| Keywords: | Roadside safety Clear zone Sign support Breakaway |
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