The total of the funds available from the Federal Government and the State for construction or improvement of state highways by the State shall be apportioned between the two county groups in accordance with the provisions of Section 188. Where more projects are available which are eligible for expenditure of federal funds in one county group than in the other, state funds shall be allocated to the county group receiving the lesser expenditure of federal funds to so balance such total expenditures.
Ca. Sts. and High. Code § 825