This is the ratio of travel time during rush hour to the time it takes in ideal, uncongested conditions. For example, a TTI of 1.3 means a 20-minute trip takes 26 minutes during rush hour.
This represents the "cushion" or extra time travelers add to their average travel time to account for unexpected delays. Global Traffic Rankings (2025–2026) index of rush hour
When people search for "index of rush hour" in a web browser, they are often looking for a directory listing (an "index") of files related to the film series starring Jackie Chan and Chris Tucker. Traffic Index ranking - TomTom This is the ratio of travel time during