Number of people involved in traffic incidents on Colorado roads that resulted in evident injuries, whether incapacitating or not.

Road surface treatment planned (estimated) from 2018 through 2021 on highways in Colorado, from the Colorado Department of Transportation (CDOT).

Rapid Transit System, Roadway Networks, Crash Data, Regional Roadway System, Traffic Analysis Data, Railroads, Bicycle Corridors, and more. This data can be searched by keyword or browsed by subject and are available in a variety of formats, including KML, WMS, GeoRSS, and Shapefile.

Traffic counts on highways and various calculations, from Colorado Department of Transportation (CDOT), for 2019.

Road attributes including number of lanes, surface type, roughness factor, etc. from the Colorado Department of Transportation (CDOT).

Highway segments and the various quality assurance data along with the overall grade, from the 2016 review of the Colorado Department of Transportation (CDOT).

Line segment data of CDOT designated scenic byways in Colorado.

Traffic counts on highways and various calculations, from Colorado Department of Transportation (CDOT), for 2016

Sign post information: date reviewed, materials used, notes, etc from the Colorado Department of Transportation (CDOT) (links to Sign Locations and Sign Panels).

Transportation Improvement Program projects, and other associated datasets. This data can be searched by keyword or browsed by subject and are available in a variety of formats, including KML, WMS, GeoRSS, and Shapefile.