All moneys that shall be appropriated for the purposes of Sections 65-11-1 through 65-11-37 shall be paid into the State Highway Fund, as shall all other moneys that shall be paid for said purposes as a result of any other law, state or federal, and all moneys which shall accrue from any other source for such purposes. All expenditures of state funds contemplated by the aforesaid sections shall be made from such fund, and such moneys shall be paid out by the State Highway Commission, acting through its director, in the manner and method now provided by law.