Cal. Public Contract Code § 6821

(a) The department may utilize the design-build method of procurement for up to 10 projects, and an additional 6 projects per fiscal year in the 2022–23 and 2023–24 fiscal years, on the state highway system, based on either best value or lowest responsible bid. (b) A regional transportation agency may utilize the design-build method of procurement to design and construct projects on or adjacent to the state highway system, including related nonhighway portions of the project, based on either best value or lowest responsible bid. A regional transportation agency and the department shall enter into a cooperative agreement reflecting the roles and responsibilities assigned by law for a project on or interfacing with the state highway system authorized under this subdivision. The cooperative agreement shall also include the requirement to develop a mutually agreed upon issue resolution process with a primary objective to ensure the project stays on schedule and issues between the parties are resolved in a timely manner. (c) (1) A regional transportation agency may utilize the design-build method of procurement, based on either best value or lowest responsible bid, to design and construct projects on expressways that are not on the state highway system if the projects are developed in accordance with an expenditure plan approved by voters as of January 1, 2014. (2) The entity responsible for the maintenance of the local streets and roads within the jurisdiction of the expressway shall be responsible for the maintenance of the expressway. (d) A city, county, or city and county shall not utilize the design-build method of procurement under this chapter. A regional transportation agency shall not utilize the design-build method of procurement on behalf of a city, county, or city and county. (e) The design-build authorization in subdivisions (a) and (b) shall not include the authority to perform construction inspection services for projects on or interfacing with the state highway system, which shall be performed by the department consistent with Section 91.2 of the Streets and Highway Code. (f) (1) Not later than the first day of July that occurs two years after a design-build contract is awarded, and each July 1 thereafter until a project is completed, the department or the regional transportation agency shall submit a report on the progress of the project and compliance with this section to the legislative policy committees having jurisdiction over transportation matters. (2) The requirement of submitting a report imposed under paragraph (1) is inoperative on the first day of July four years after the first report was submitted, pursuant to Section 10231.5 of the Government Code. (3) A report to be submitted pursuant to paragraph (1) shall be submitted in compliance with Section 9795 of the Government Code.