左岸排水是南水北调中线交叉建筑物的一种,虽然相对规模较小,但工程地形复杂,工程位置、规模不易确定。本文分析了左岸排水在工程规划阶段需要专门考虑的问题,意在引起有关专家对该项工程的重视。 Drainage on the left bank is a type of cross-section of the Middle Route of the South-to-North Water Diversion Project. Although it is relatively small in scale, the topography of the project is complex and the location and size of the project are not easily identified. This paper analyzes the issue that left bank drainage needs special consideration in the project planning stage, which is intended to draw the attention of relevant experts to the project.