Section 355 Of Article 3. The State Highway Routes From California Streets And Highways Code >> Division 1. >> Chapter 2. >> Article 3.
355
. (a) Route 55 is from the south end of Newport Beach Channel
Bridge to Route 91 in Santa Ana Canyon.
(b) The relinquished former portions of Route 55 within the City
of Newport Beach are not state highways and are not eligible for
adoption under Section 81. For the relinquished former portions of
Route 55, the City of Newport Beach shall maintain within its
jurisdiction signs directing motorists to the continuation of Route
55. The City of Newport Beach shall ensure the continuity of traffic
flow on the relinquished former portions of Route 1 within its
jurisdiction, including, but not limited to, any traffic signal
progression.