The E Embarcadero is a historic streetcar line that is the San Francisco Municipal Railway's second heritage streetcar line in San Francisco, California. Trial service first ran during the Sunday Streets events on The Embarcadero in 2008. The line initially ran on weekends only, but expanded to weeklong service in late April 2016.

The T Third Street is a Muni Metro light rail line in San Francisco, California. It runs along the east side of San Francisco from Sunnydale to Chinatown, traveling in the median of Third Street for most of its length before entering the Central Subway as it approaches downtown. The line serves 22 stations, all of which are accessible. Most of the surface portion of the line runs in dedicated median lanes, though two portions operate in mixed traffic.