Dataset Direct Download Service (WFS): N_PERIMETRE_PPRN_20140233_S_032

Perimeter of the Natural Risk Prevention Plan Withdrawal of the Argiles of the municipality of Ladevèze-Rivière in the department of Gers. This dataset contains the boundaries at the different stages of the development of the RPP. The characteristic of these perimeters is to be the consequence of an official act and to produce their effects from a specified date. This is the:- prescribed perimeter set out in a PPR’s prescription order;- risk exposure perimeter that corresponds to the perimeter regulated by the approved RPP, this approved perimeter is a utility easement;- study scope that corresponds to the envelope in which the hazards were studied.法国热尔省拉德韦兹-里维耶尔市黏土区域自然风险防治计划（Natural Risk Prevention Plan，以下简称RPP）撤销边界数据集 本数据集收录了RPP编制各阶段对应的边界范围。此类边界均以正式公文为依据，并自指定日期起生效，具体包含以下三类边界： - 法定边界：由风险防治规划（Plan de Prévention des Risques，PPR）划定令所载明的边界范围； - 风险暴露边界：对应经批准的RPP所规制的边界范围，该经批准的边界属于公共地役权； - 研究范围：即开展灾害风险评估的覆盖范围。