Traffic congestion is part of everyday driving in San Francisco. Commuters heading downtown, rideshare drivers searching for passengers, delivery vehicles stopping near businesses, Muni buses moving through crowded corridors, tourists following navigation apps, cyclists sharing city streets, and drivers entering or leaving freeways can all compete for limited roadway space. When traffic slows to a

South of Market, commonly known as SoMa, is one of the busiest and most complicated driving environments in San Francisco. The neighborhood sits near major freeway connections, downtown streets, transit corridors, commercial districts, residential buildings, convention facilities, and entertainment venues. Drivers entering or leaving Interstate 80 and U.S. 101 may move within seconds from freeway-speed