Floodplain General Structures

Location and attributes for flood control structures shown on the flood profile and FIRM. This table is required whenever hydraulic structures are shown in the flood...本数据集涵盖洪水剖面图（flood profile）与洪水保险费率图（Flood Insurance Rate Map，FIRM）中标注的防洪构筑物的位置与属性信息。当洪水相关图件中绘有水工构筑物时，需使用本表……