{ "culture": "en-US", "name": "", "guid": "", "catalogPath": "", "snippet": "", "description": "This layer identifies the preventative maintenance district boundaries for the Traffic Division of the City of Philadelphia Streets Department. Preventative maintenance is necessary for traffic signals and is performed while the equipment is still working, so that it does not break down unexpectedly.DATA DEVELOPMENT:Boundary Polygon Data was constructed by Streets GIS staff under the direction of the Traffic Engineering Divison and created using the most current composite layer in ArcGIS Desktop (See update dates in summary). These arcs can be used to easily label all borders of the subsections using the F_NAME field. Lastly, these arcs can be used to recreate the subdistricts and PM districts if changes are necessary.KEY ATTRIBUTE FIELDS:F_NAME: Unique identifierCOORDINATE SYSTEM:Lambert Conformal Conic, NAD83, PA South Stateplane coordinates, US Foot.THEMATIC MAPPING:Use the F_NAME field for thematic mapping and labeling.", "summary": "", "title": "Philly Streets Traffic Districts arc", "tags": [], "type": "", "typeKeywords": [], "thumbnail": "", "url": "", "minScale": 0, "maxScale": 0, "spatialReference": "", "accessInformation": "Streets Department GIS Unit\nOffice of Innovation and Technology\nCity of Philadelphia\nMSB - 1401 JFK Blvd\nSuite 880\nPhiladelphia, PA 19102\n\nContact: Dominick Cassise 215-686-5185, dominick.cassise@phila.gov", "licenseInfo": "" }