Shape files can be polygons, lines or points. Polygon shape files are imported without buffering; they are considered pre-buffered and must be a minimum of a 50ft buffered file. Line and point shape files will be buffered by a specific number of feet, which you must specify (minimum of 50ft).
Requirements
- Shape file data needs to be submitted as NAD83 Datum or WGS84 Datum with a Coordinate Reference System of Latitude/Longitude
- Shape files must contain valid data and have correct data for their shape type (i.e. lines must contain at least two points; polygon must have at least three points, etc.)
- Shape files are of the actual underground facilities NOT grids
- Name the shape file with your member code
Files To Include
- .DBF (database file)
- .PRJ (projection file)
- .SHP (Shape file)
- .SHX (index file)
Where to Upload the Shape Files
Files should be submitted in a zip file named with your member code
- Files MUST be less than 100MB in size once zipped. If the zip files are larger than 100MB, please break them up into 100MB files by county
- Upload the zipped files → https://www.digalert.org/shapefiles.html