G3Dv3 031903, Prevent of Ld from Orp of the Fm of Heers

This layer gives the limits of prevention of the Member of Orp, as defined in the Geological 3D model of the Flemish subsoil. The Geological 3D model was drawn up under the Flemish Government’s management agreement with VITO, known as VLAKO, on behalf of the Flemish Planning Bureau for Environment本图层划定了Orp成员的防护限值，该限值由弗拉芒地下地质三维模型（Geological 3D model）所定义。该地质三维模型系受弗拉芒环境规划局委托，依照弗拉芒政府与VITO签订的VLAKO管理协议编制完成。