aerial photograph of Friday afternoon rush hour traffic on Highway 24 at Lafayette, Contra Costa County, California.  The Bay ARea Rapid Transit (BART) tracks run between the two directions of freeway and enter the underpass to the intersection of Highway 24 and Interstate 680 at Walnut Creek in the foreground
aerial photograph of Friday afternoon rush hour traffic on Highway 24 at Lafayette, Contra Costa County, California. The Bay ARea Rapid Transit (BART) tracks run between the two directions of freeway and enter the underpass to the intersection of Highway 24 and Interstate 680 at Walnut Creek in the foreground