A design prototype by Datopian, not an official website
Find a Commonwealth ResourceU.S Department of Transportation
The National Bridge Inventory (NBI) tracks the status, location, and structural health of all bridges on public roads in the U.S. Transportation agencies use the NBI to monitor infrastructure health, prioritize repairs…
Updated Oct 25, 2026
Loudoun County
The Existing Parcels and Structures map is an interactive tool that contains parcels and structures that are developed and maintained by the Department of Planning and Zoning . Please use the link to the Help Document…
Updated Oct 10, 2026
Winchester
Storm manholes
Updated Oct 5, 2026
Loudoun County
The stormwater structures data is comprised of points (inlets, manholes, pipe ends, culvert ends, and control devices). The pipe and culvert point structures, typically one at each end of the pipe/culvert line, include…
Updated Oct 10, 2026
