Thursday, October 20, 2011

Texas Land Survey Data- Texas Land Grids

Texas Land Survey Data- Texas Land Grids
DDS's Texas Land Survey is a seamless, high-resolution database of county boundaries, blocks, surveys, abstracts, subdivisions, lots, and tracts that is ideal for base maps and plotting land ownership and leases. The Texas Land Survey precisely overlays Natural Color Aerial Photography as well as the USGS United States Topographic Maps, making it useful for indexing and analysis.
Data layers include: County Boundary, Block, Survey, Abstract, Subdivision, Lot, Tract, Overlap Block, Overlap Survey, Overlap Abstract, Overlap Subdivision, and Overlap Lot. Subdivisions, lots, and tracts are available in attributed polygonal format. Tabular attributes include block, survey, abstract, subdivision, lot, and tract name and number.
Cameron County, Texas
Using ESRI GIS technology, DDS has digitized the survey lines and created polygonal coverages with attributes and map-friendly annotation. The resulting data are seamless across state and county boundaries and have cleaner lines, layers, and annotation than the original Railroad Commission data.
We offer two versions of the Texas Land Survey data: vector - clean lines with annotation optimized for display and polygonal - attributed polygons optimized for well spotting and GIS queries. This dataset contains complete coverage for Texas, available by County or State.

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