论文部分内容阅读
锡澄运河(无锡～江阴)是江苏省南北水运交通的骨干航道,也是苏州地区抗旱排涝的主要河道。由于长期未经整治,河床淤浅,航行困难。1981年10月经上级批准,按五级航道人工拓浚锡澄运河。河道标准设计断面定为:河底高程零下1.0米,底宽25米,边坡1:2.5,青坎高程5.0米,河口线间宽度55米,河道拓浚的标准断面见图1。
The Xicheng Canal (Wuxi ~ Jiangyin) is the backbone of the north-south water transport in Jiangsu Province and the main channel of drought and drainage in Suzhou. Due to long-term without remediation, silting the riverbed, navigation difficulties. In 1981 October by the higher level approved, according to the five waterway artificial extension Xicheng canal. The standard design section of the river course is defined as follows: the elevation of the river bottom is 1.0m, the bottom width is 25m, the slope is 1: 2.5, the elevation of the green ridge is 5.0m and the width of the river mouth is 55m.