Hard-braking event dataset for I-35, TX
Jijo Kulathintekizhakethil Mathew, Howell Li, Blackwell, Matthew, Darcy Michael Bullock · 2020
This data set illustrates the daily variation in hard-braking events for a 500-mile section of I-35 in Texas. The 197,000 hard-braking events used in this dataset are extracted from over 48 billion connected vehicle records in Texas in August 2020. A hard-braking event is defined as a deceleration of more than 8.76 ft/ss (2.67m/s2), as measured by an accelerometer on-board the connected vehicle. There are 4 files in this dataset: Aggregated count of hard-braking events per mile per day for I-35 in northbound direction (i35E_NB_HB.csv) Aggregated count of hard-braking events per mile per day for I-35 in southbound direction (i35E_SB_HB.csv) Slides illustrating the change in hard-braking events per day per mile on I-35(i35E_HB_slides.pdf) Video animation illustrating the change in hard-braking events per day per mile on I-35 (i35E_HB_video.mp4)