California Code, Streets and Highways Code - SHC § 85

In order to provide the commission with an independent evaluation of routing proposals as the commission may desire from time to time, the commission may contract with specialists, including, but not limited to, persons trained and experienced in engineering, economics, landscape and design architecture, fish and wildlife management, park and recreation management, history and sociology, agriculture, and urban and regional planning. The commission is authorized to expend any funds in the State Highway Account to carry out the provisions of this section.