Cal. Sts. & High. Code § 30910.7

If the Metropolitan Transportation Commission and the department develop a project to open the third lane on the Richmond-San Rafael Bridge to automobile traffic on the eastbound level and to bicycle traffic on the westbound level, the lead agency may, to the extent feasible, complete the design work for the project simultaneously with the environmental review conducted pursuant to the California Environmental Quality Act (Division 13 (commencing with Section 21000) of the Public Resources Code).