Caption on back of photo: "Old and New- One of Alameda County's worst traffic bottlenecks ... broken next spring with opening of 2.9-mile freeway connecting the Eastshore Freeway at San Lorenzo with Route U.S. 50 at Castro Valley. The new ... lane link is shown at left of present route (dotted line). Heavy auto and truck traffic is reduced to a tortured crawl now as it traverses Lewelling Blvd. a ... local two-lane streets to get from the Freeway to U.S. 50. The new Freeway connection, being built at a cost of $2,900,000 will speed traffic between Oakland on the west and Livermore, Tracy and other points to east and south.