Truck drivers waited 6% longer on average in 2022 while driving through the nation’s most congested sections of highway at rush hour, according to the latest data compiled by the American Transportation Research Institute (ATRI). Average peak-hour speeds were clocked at 36.3 mph at the top 100 freight bottlenecks, ATRI found, compared with 38.6 mph in 2021. ATRI is a not-for-profit affiliate of ATA. “ATRI’s bottleneck report highlights the areas of our transportation network in need of investment so we can get goods and people moving. Most improved among the 2021 top 10 bottlenecks was Chattanooga, Tennessee’s Interstate 75 at I-24 location.