Cal. Streets and Highways Code § 452

Route 152 is from: (a) Route 1 near Watsonville via Hecker Pass to Route 101 in Gilroy. (b) Route 101 near Gilroy to Route 65 near Sharon via Pacheco Pass. (c) The commission may relinquish to the City of Watsonville the portion of Route 152, beginning at Route 1 and ending at Beverly Drive or some segment thereof, within the city limits of the City of Watsonville, upon terms and conditions the commission finds to be in the best interests of the state. (d) A relinquishment under this section shall become effective immediately following the county recorder’s recordation of the relinquishment resolution containing the commission’s approval of the terms and conditions of the relinquishment. (e) On and after the effective date of the relinquishment, both of the following shall occur: (1) The portion of Route 152 relinquished under this section shall cease to be a state highway. (2) The portion of Route 152 relinquished under this section shall be ineligible for future adoption under Section 81. (f) The City of Watsonville shall ensure the continuity of traffic flow on the relinquished portions of Route 152, including, but not limited to, any traffic signal progression. (g) For those portions of Route 152 that are relinquished, the City of Watsonville shall maintain within its jurisdiction signs directing motorists to the continuation of Route 152.