Daily Post » A plan that calls for expanding a nine-mile stretch from Palo Alto to Redwood City would make four lanes available to all cars and a fifth lane for carpoolers and single-occupant drivers who pay a toll. To accomplish the expansion, Caltrans would have to seize DMV property, narrow some frontage roads and move sound walls in Belmont, Burlingame and San Mateo. Click here to see the environmental documents.