Route 93 is from:
(a) Route 77 near Moraga to Route 24 near Orinda.
(b) Route 24 near Orinda to Route 80 in Richmond and Pinole.
(c) Route 80 to Route 580 in Richmond via San Pablo and north Richmond.
(Amended by Stats. 1988, Ch. 106, Sec. 24. Effective May 13, 1988. Operative January 1, 1989, by Sec. 31 of Ch. 106.)