Map Viewing Service (WMS) of the dataset: DDT 91 — Perimeters of the technologiotic prevention plan (PPRT) of the company OM GROUP (KMG).

The PPRT of OM GROUP (KMG) was approved on 12 July 2012.
This dataset contains the boundaries at the different stages of the development of the PPRT. 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 following:
— prescribed perimeter in the PPRT’s prescription order,
— scope of study which corresponds to the envelope in which the hazards were studied.
— scope of risk exposure that corresponds to the scope regulated by the approved RPP. This approved perimeter is a utility easement (PM3 for PPRTs).

OM集团（KMG）的PPRT于2012年7月12日获得批准。本数据集涵盖了PPRT编制各阶段的边界范围。此类边界的核心特征为源自官方正式文书，并自指定生效日期起产生法律效力，具体分类如下：
— PPRT审批令中载明的法定边界范围；
— 研究范围，即开展危害评估所覆盖的空间范围；
— 风险暴露范围，即经批准的RPP所规制的范围。该获批边界属于公用役地（PPRT专用PM3类型）。