GeoData @ UCB

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1. Global GIS : Aqueducts, canals, flumes, penstocks

1997. United States. National Imagery and Mapping Agency. This datalayer is a polyline coverage representing major roads worldwide and was published as part of the USGS Global GIS : global coverage databas... American Geological Institute.

2. VMap1 Aqueducts, Lines

1995. National Geospatial-Intelligence Agency. This datalayer is a polyline coverage representing aqueducts and canals located throughout current Vmap geographic coverage areas. Objects in this...

3. VMap1 Dams, Lines

1995. National Geospatial-Intelligence Agency. This datalayer is a polyline coverage representing dams and weirs located throughout current VMap1 geographic coverage areas. Features in this lay...

4. VMap1 Firebreaks

1995. National Geospatial-Intelligence Agency. This datalayer is a polyline coverage representing firebreaks located throughout current VMap1 geographic coverage areas. (Note: Only library or co...

5. VMap1 Penstocks, Lines

1995. National Geospatial-Intelligence Agency. This datalayer is a polyline coverage representing penstocks or pipelines located throughout current VMap1 geographic coverage areas. Features in ...

6. VMap1 Pipelines

1995. National Geospatial-Intelligence Agency. This datalayer is a polyline coverage representing pipelines located throughout current VMap1 geographic coverage areas. Associated tabular data de...

7. VMap1 Power Plants Transmission Lines

1995. National Geospatial-Intelligence Agency. This datalayer is a polyline coverage representing power transmission lines located throughout current VMap1 geographic coverage areas. Features i...

8. VMap1 Telephone and Telegraph Lines

1995. National Geospatial-Intelligence Agency. This datalayer is a polyline coverage representing telephone and telegraph lines located throughout current VMap1 geographic coverage areas. Featu...

9. DCW Utility Features, Lines

1992. National Imagery and Mapping Agency (now National Geospatial-Intelligence Agency). This datalayer is a polyline coverage representing various utility features found throughout DCW (Digital Chart of the World) geographic coverage a... National Imagery and Mapping Agency.