Table 3 Network performance metrics.

ScenarioNetwork performance metrics
VMTBased on modeled travel timeBased on observed travel time
VHTVHDAverage speed (mph)PTI80VHTVHDAverage speed (mph)PTI80
20104,923,449205,39164,86324.01.83204,68664,15824.11.83
2016 no TNC5,280,836230,64279,44922.91.94N/AN/AN/AN/A
2016 with TNC5,559,412266,393105,37720.92.12269,151108,13420.72.21
ScenarioPercent change from 2010
VMTBased on modeled travel timeBased on observed travel time
VHTVHDAverage speed (mph)PTI80VHTVHDAverage speed (mph)PTI80
20100%0%0%0%0%0%0%0%0%
2016 no TNC7%12%22%−4%6%N/AN/AN/AN/A
2016 with TNC13%30%62%−13%15%31%69%−14%21%