20230324 13412700 1.0 TRUE Building Footprints Last update: Dec 2016Polygon of building outlines. Buildings over 30 ft include height measured using Pictometry. Updated by Richardson GIS staff referencing 4 inch resolution Orthophotos from 2016 Pictometry. More recent major buildings have been updated from as-built plans when available. Original data from 1997 planimetrics derived from 1997 orthophoto, source NCTCOG (North Central Texas Council of Governments).LGM Description: The shape and orientation of the ground floor of all structures in a local government. This information is typically compiled from orthoimagery or other aerial photography sources. This representation of the building footprints support the local government basemaps. It also serves as a source for public works, public safety, planning and other agencies that are responsible for the active management of site addresses, facilities, and land use information. GIS Department, Information Technology City of Richardson, Texas www.cor.net gis@cor.gov