Five years ago, the half-decade project to add a 10-mile carpool lane on the northbound 405 Freeway was completed. It was part of the Sepulveda Pass improvement project, and cost more than $1 billion.
It increased the capacity of the northbound route by 15 percent, but since being completed, the average drive times through that area have increased at all hours of the day according to traffic data from Inrix. They also found that the traffic in the southbound direction has also increased.
The data released from Inrix shows that driving north between 3 and 4 p.m. is when you'll experience the most traffic, an almost 50 percent increase in travel time as compared to 2015...
Check out the full report on Curbed Los Angeles.