Dataset Direct Download Service (WFS): Table of areas of indices of underground cavities according to their origin on the CU of Arras

Title: Table of areas of indices of underground cavities according to their origin on the CU of Arras Description: Cavities of the Urban Community of Arras Localisation of subterranean cavity indices (cast, subsidence, wells...) depending on their origin (exploitation, cellar, military), without a defined real hold. Source: DDTM62/SDE Vintage: 15/03/2022 Dissemination: open标题：阿拉斯城市社区（Urban Community, CU）地下空洞指标按成因划分的面积统计表 数据集说明：本数据集涵盖阿拉斯城市社区的地下空洞相关数据，包含地下空洞指标（包括浇筑结构体、沉降坑、水井等）的位置分布，按其成因（开采活动、地窖、军事用途）分类，未明确标注实际权属范围。 数据来源：DDTM62/SDE 数据版本日期：2022年3月15日 数据传播权限：公开