"Road" dataset is the road damage conditions on 5000 road segments, together with the potential factors of speed limit, local soil type, population within 1-km buffer around the road, and the daily vechile volumes. More detials about the data can be found in Yongze Song (2018) <doi:10.1109/TITS.2018.2805817>.
roadA data frame with 5000 rows and 5 variables
Song, Y., et al., 2018. Traffic Volume Prediction With Segment-Based Regression Kriging and its Implementation in Assessing the Impact of Heavy Vehicles. IEEE Transactions on Intelligent Transportation Systems.