Ws Hydrant (OpenData)

WsHydrant represents a connection point on the Water Supply network for the purpose of firefighting. The Water Supply network is a pressurised system that distributes potable or non-potable water to properties for the purposes of consumption, irrigation and firefighting. It is spatially abstracted to a point, and is a child on the Water Supply network. IDS-compliant WsHydrant data will be inserted via the WsHydrantStage table. When deleted or edited, the record is Archived. A snapshot of the feature record, before it is edited, will be sent to the archive table immediately prior to the first edit of the day for that record. WsHydrant assets are represented in SAP as equipment objects. Entity type: Thing. Projection: New Zealand Transverse Mercator (NZTM) - EPSG: 2193 Vertical datum: New Zealand Vertical Datum 2016 (NZVD2016) - EPSG: 7839WsHydrant 是供水网络上用于消防作业的连接节点。供水网络是一套带压系统，用于为各类场所输送饮用水或非饮用水，以满足饮用、灌溉及消防用水需求。该要素在空间上被抽象为点要素，隶属于供水网络。符合IDS规范的WsHydrant数据将通过WsHydrantStage表完成入库。当该记录被删除或修改时，该记录将被归档。在该记录当日首次编辑前，其编辑前的要素记录快照将被立即发送至存档表。WsHydrant 资产在SAP系统中以设备对象的形式进行表征。实体类型：事物（Thing）。投影坐标系：新西兰横轴墨卡托投影（New Zealand Transverse Mercator，NZTM）——EPSG 2193。垂直基准面：2016年新西兰垂直基准面（New Zealand Vertical Datum 2016，NZVD2016）——EPSG 7839