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

Local road segments in Colorado with Curve and Grade data, data on High-Occupancy Lanes, Restricted Lanes, Reversible Lanes, Express or Toll Lanes.

Road attributes including number of lanes, surface type, roughness factor, etc since 1970 from the Colorado Department of Transportation (CDOT).

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

Highway curvature and gradient data in sections across Colorado since 1998. Contains detailed data on selected roadways, including rigidity, flexibility, curvature, grade, sight distance, speed limits, length of green time, etc from the Colorado Department of Transportation (CDOT).

Road surface treatment planned (estimated) from 2015 through 2018 on highways in Colorado, from the Colorado Department of Transportation (CDOT).

Highway grades in sections across Colorado. Contains detailed data for state highways, including grades from the Colorado Department of Transportation (CDOT).

Payroll expenditures for Colorado Department of Transportation for the current and previous state fiscal year.

Features in this dataset represent traffic counts on public roads under local jurisdiction that are functionally classified as arterials or collectors. Features are represented by polyline (linear) geographic shapes from the Colorado Department of Transportation (CDOT), for 2014

Railroads at 100k scale.