Perimeter of PPRGA of the municipality of Lamaguère (Gers)

Perimeter of the Natural Risk Prevention Plan Withdrawal of the Argiles of the municipality of Lamaguère 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.法国热尔省拉马盖尔市黏土地块自然风险预防计划（Natural Risk Prevention Plan，缩写RPP）撤销边界 本数据集包含该RPP各发展阶段的边界范围。此类边界的核心特征为：均由官方正式文书划定，且自指定生效日期起产生法律效力。上述边界具体分为以下三类： - 法定划定边界：出自自然风险预防计划（PPR）指令文书的法定边界； - 风险暴露边界：对应经批准的该RPP所规制的边界，该获批边界属于不动产地役权（utility easement）范畴； - 研究覆盖边界：即开展灾害风险研究所覆盖的全域范围。