• Organization: Department of Transportation
• Updated: 2025-09-10T00:00:00.000+00:00

The Marine Highways dataset was created on June 15, 2016 and was updated on September 10, 2025 by the U.S. Maritime Administration (MARAD) and is part of the U.S. Department of Transportation...

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• Organization: Department of Transportation
• Updated: 2024-01-23T00:00:00.000+00:00

The National Highway Freight Network (NHFN) dataset was compiled on January 27, 2023 from the Federal Highway Administration (FHWA) and is part of the U.S. Department of Transportation...

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• Organization: Department of Transportation
• Updated: 2024-01-23T00:00:00.000+00:00

The National Highway System (NHS) dataset and its geometries was updated on August 08, 2025 from the Federal Highway Administration (FHWA) and is part of the U.S. Department of Transportation...

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• Organization: Department of Transportation
• Updated: 2021-05-25T00:00:00.000+00:00

The Alternative Fuel Corridors dataset was created in 2016 and was updated on January 16, 2025 with new Round 8 designations from the Federal Highway Administration (FHWA) and is part of the U.S....

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• Organization: Department of Transportation
• Updated: 2025-08-08T00:00:00.000+00:00

The Strategic Highway Network (STRAHNET) dataset and its geometries was updated on August 08, 2025 from the Federal Highway Administration (FHWA) and is part of the U.S. Department of...

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• Organization: Department of the Interior
• Updated: 2020-05-01T00:00:00Z

The resistance surface that formed the basis of our coastal marten connectivity model is comprised of several data layers that represent forested and non-forested land cover, waterbodies, rivers,...

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• Organization: City of Seattle
• Updated: 2026-02-09

The pathway representation consists of segments and intersection elements. A segment is a linear graphic element that represents a continuous physical travel path terminated by path end (dead end)...

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• Organization: State of Connecticut
• Updated: 2021-03-25

Connecticut Roads and Trails is 1:24,000-scale base map data. It depicts the location of all roads and trails published on the USGS topographic quadrangle maps. For base map purposes, use this...

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• Organization: State of Connecticut
• Updated: 2021-03-25

Connecticut Buffered Roads is 1:24,000-scale base map data. This layer is intended to be used with the Roads and Trails layer to reproduce the cartographic symbology established by the USGS for...

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