§ 618
38 words·~1 min read·
/ca/streets-and-highways-code/618A research copy — for the controlling text, always check the official state or federal source. Not legal advice.
Route 580 is from:
(a)Route 5 southwest of Vernalis to Route 80 in Oakland via the vicinity of Dublin and Hayward.
(b)Route 80 near Albany to Route 101 near San Rafael via the Richmond-San Rafael Bridge.