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Issue:
Road cross section eco-design for cities in northern China
Author(s):
ZHANG Chonghou
,
GAO Xiaolei
Pages:
794
-
797
Year:
2009
Issue:
6
Journal:
Journal of Tsinghua University(Science and Technology)
Keyword:
城市道路断面
;
生态设计
;
路基稳定
;
雨水渗蓄排
;
Abstract:
为了应对北方城市水资源的短缺和水环境的恶化,从水的自然循环角度,提出了一种城市道路的横断面。该设计在保持城市道路原有交通、排水用途的同时,增加了雨水对地下水的生态补给功能,把传统城市道路的单一排水系统提升为城市道路雨水渗蓄排综合系统。给出了可以在实际工程中应用的道路横断面形式以及增加道路渗水能力的有效方法;并就雨水对路基稳定性的不利影响,提出了相应的工程措施。该种城市道路的生态设计,技术简单可行、便于施工、附加成本低,适用于多种形式的既有及新建道路。
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