California Code, Streets and Highways Code - SHC § 8022

Before any change or modification of grade is ordered, the city council shall pass an ordinance of intention to order such change or modification of grade. The ordinance of intention shall name or otherwise designate the street the grade of which, or any portion of which is proposed to be changed or modified, and shall set forth the change or modification of grade proposed to be made.

One or more streets or portions thereof may be included in the same ordinance of intention.