GRID3 Travel Time Friction Surface v1.0 (Nigeria)

Name: GRID3 Travel Time Friction Surface v1.0 (Nigeria)
Creator: GRID3 (CIESIN, Columbia University)
License: https://creativecommons.org/licenses/by-sa/4.0/legalcode

GRID3 (CIESIN, Columbia University)

License: Share-alike
Commercial: Yes
Format: GeoTIFF
Coverage: Nigeria
Resolution: 30 m

Last updated: Added to findgis 31 Oct 2026 · Update frequency Static

Source and attribution

Publisher

GRID3 (CIESIN, Columbia University)

License

Commercial use: Yes
Attribution required: Yes
Modification allowed: Yes
Redistribution allowed: Yes
Share-alike: Yes

Data Release Notes (PDF), Data license: “The data and accompanying document are licensed under a Creative Commons Attribution-ShareAlike 4.0 International, CC BY-SA 4.0 (https://creativecommons.org/licenses/by-sa/4.0)”. Terms of use: “Users are free to download, store, access, use, copy, adapt, transform, alter, arrange, build upon, distribute and transmit this work and any derivative works.” HDX licence field: “Creative Commons Attribution Share-Alike (CC BY-SA)”.License text

Region

AfricaNG

Type

Raster

Time

2010-01-01–2025-08-31

Download

Mixed walking and motorized friction (minutes per meter) (GeoTIFF zip, 3.22 GB)Walking-only friction (minutes per meter) (GeoTIFF zip, 3.37 GB)Data Release Notes (PDF, 285 KB)

Extent

2.674.2714.6813.89West, south, east, north. Approximate region extent.

GRID3 Travel Time Friction Surface v1.0 (Nigeria)

Source and attribution

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