香港城市防洪排涝对策及启示

Countermeasures and Enlightenment of the Flood Control and Drainage in Hong Kong

我国的香港地区经常遭受台风和暴雨的侵袭,但损失却不大,这得益于其较早开展的防洪排涝工程体系建设。首先分析了香港早期防洪面临的问题,然后简要回顾了香港开展系统性雨水排放计划的历程,将其特色经验总结为上游截流、中游蓄洪、下游拓渠,并详细阐述了各环节防洪工程的主要建设内容;最后,提出了对我国其他地区的启示。

Hong Kong is often attacked by typhoons and rainstorms,but they only lead to slight losses.This is due to its construction of flood control and drainage engineering system in advance.This paper first analyzes the problems faced by the flood control in Hong Kong,and then briefly reviews the history of the systematic stormwater drainage plan in Hong Kong.The characteristic experiences are summarized from upstream river closure,flood storage in the middle reaches and channel expansion in the lower reaches.The main construction contents of flood control projects at each stage are described in detail.Finally,the enlightenment for works in Chinese other cities is put forward.