To those who had initially been opposed to Measure R, a significant event in Los Angeles transportation history provided some perspective: the so‐called “Carmageddon.” The Sepulveda Pass is a 10‐mile stretch of the I‐405 freeway, with Sepulveda Boulevard winding along next to it, which connects drivers to the San Fernando Valley and to the west side of Los Angeles, as well as Mulholland Drive. As part of the Sepulveda Pass Improvements Project, the I‐405 was closed on the Sepulveda Pass to all drivers for an entire weekend in 2011 in order to expand one of the bridges that connects Mulholland Drive across the hills of the Santa Monica Mountain range. The expansion was necessary in order to introduce an extra lane to the I‐405, a project intended to alleviate the high levels of traffic that occur in the Sepulveda Pass on an almost