Abandoned Stormwater Manholes

Layer published weekly.The Storm Manholes layer was generated using a combination of Construction drawings (as-builts), survey captured locations, orthophotos, and field inspection descriptions. The data is updated and maintained on a daily basis by DPW Technical Engineering Staff.该图层每周发布一次。雨水检查井（Storm Manholes）图层结合施工图纸（竣工图）、测量采集点位、正射影像图以及现场勘查描述生成。该数据由公共工程部（DPW）技术工程人员每日开展更新与维护工作。