Search Constraints
You searched for:
Place
Pennsylvania, United States
Remove constraint Place: Pennsylvania, United States
Place
Allegheny County, Pennsylvania, United States
Remove constraint Place: Allegheny County, Pennsylvania, United States
Year
2006
Remove constraint Year: 2006
1 - 5 of 5
Search Results
1. Contours: Allegheny County, Pennsylvania
2006. Allegheny County Division of Computer Services Geographic Information Systems Group. Contour data was created as a result of a county flyover in the spring of 2004. Contours were created from a DTM Feature Dataset, upgraded by Baker...
2. Railroad Lines: Allegheny County, Pennsylvania
2006. Allegheny County Division of Computer Services Geographic Information Systems Group. Railroad Centerlines are collected by digitizing the apparent center of each set of rails. The Rail Line Edge is the apparent Right of Way. Rights ...
3. Retaining Walls: Allegheny County, Pennsylvania
2006. Allegheny County Division of Computer Services Geographic Information Systems Group. The Retaining Wall Feature Dataset contains photogrammetrically compiled Retaining Walls - structures of concrete, brick, stone, wood, etc. retaini...
4. Spot Elevation: Allegheny County, Pennsylvania
2006. Allegheny County Division of Computer Services Geographic Information Systems Group. Spot Elevation data was created as a result of a county flyover in the spring of 2004. They were created from a DTM Feature Dataset, upgraded by Ba...
5. Street Edge of Pavement: Allegheny County, Pennsylvania
2006. Allegheny County Division of Computer Services Geographic Information Systems Group. Edge of Pavements are the edges of all public thoroughfares including paved roads, unpaved roads, bridges, overpasses, tunnels, alleys, stairways a...