California Code, Streets and Highways Code - SHC § 625

(b)(1) The commission may relinquish to the City of Oakland the portion of the former right-of-way of Route 880 that is located between 8th Street and 32nd Street within that city, upon terms and conditions the commission finds to be in the best interests of the state, including, but not limited to, a requirement that the department and the city enter into a cooperative agreement to improve, at the department's expense, the two parallel adjacent city streets, including, but not limited to, sidewalks, landscaping, and street lighting, when improving the portion of right-of-way that is to be relinquished in accordance with plans to be developed by the department. The cooperative agreement shall include, but need not to be limited to, all of the following:

(2) A relinquishment under this subdivision shall become effective immediately following the commission's approval of the terms and conditions of the relinquishment.