Although drivers would save about $30 during the summer if a “gas tax holiday” is passed by federal legislators, Bay Area transportation projects would lose $122.5 million worth of funding and progress on San Francisco’s subway to Chinatown would be delayed.

When members of an anti-illegal immigration group offered to sponsor litter cleanup on local roads, they never imagined California officials would offer them an Adopt-a-Highway stretch near a Border Patrol checkpoint on Interstate 5, the main artery carrying illegal migrants north from the U.S.-Mexico border.

The Golden Gate Bridge toll could climb to as much as $7 by next year — nearly twice as much as the seven other Bay Area bridges.

A new set of eyes will soon be perched atop two major intersections, more than a year after city officials expected to install additional traffic cameras to catch red-light runners.

Local businesses, police and lawmakers have apparently thwarted a slew of illegal used-car sales activity that authorities said had plagued El Camino Real.

When a freeway shares the surface streets of a residential neighborhood, expect problems. On 19th Avenue, those problems include five fatalities in 2007. Between 2000 and 2005, there were 1,205 injuries and 12 deaths — because 19th Avenue is also seven miles of state Highway 1 connecting San Mateo and Marin counties via western San Francisco and the Golden Gate Bridge. Most fatalities were pedestrians hit while crossing the wide and confusingly marked thoroughfare.

The California Department of Transportation has begun building two temporary bridges to bypass a rockslide blocking one of the main routes into Yosemite National Park.

As an effort starts to raise revenue for a new downtown transit terminal that would eventually link nine public-transportation systems under one roof, city officials say the trade-off would be to approve up to seven new high-rise towers in the neighborhood that would exceed the area’s current 550-foot limit.

A California Department of Transportation worker has been arrested on suspicion of driving under the influence of prescription drugs while on the job.

A Caltrans mower started a grass fire that burned 63 acres before it was extinguished in the hills east of Santa Maria.