改道工程 meaning in Chinese

river improvement project

Photo of drainage direvision work at cheung chau tung wan beach in 1989
1989年长洲东湾的排水渠改道工程图片
Water main diversion works
总水管改道工程
The light rail track diversion works were carried out to facilitate the light rail grade separation works at pui to road
轻铁路轨改道工程是配合杯渡路架空轻铁路轨工程而进行，以便腾出空间兴建轻铁高架桥。
A pedestrian crossing west of pui to stop that had been closed to make way for light rail track diversion works was reopened on 14 june , allowing passengers to travel between platforms on both sides of the tracks
较早前因进行轻铁路轨改道工程而临时封闭，位于杯渡站以西的行人过路处已于六月十四日重开，方便乘客来往两边月台。
Schemes to improve and realign man kam to road will still , however , be required to relieve traffic conditions in this corridor , particularly in relation to local traffic demands which are currently seriously disrupted due to the long queues of boundary crossing traffic
不过，文锦渡路的改善及改道工程仍需进行，以纾缓这条走廊的交通情况，特别是受轮候跨界车辆长龙所影响的本地交通需求。