The State Highway Commission is hereby authorized, subject to the approval of the voters in a statewide election, to issue bonds from time to time provided that the total principal amount outstanding from the issuance of the bonds, together with the total principal amount outstanding from the issuance of bonds pursuant to Arkansas Highway Financing Act of 1999, § 27-64-201 et seq., shall not, at any time, exceed five hundred seventy-five million dollars ($575,000,000). The bonds will be issued in one (1) or more series of various principal amounts with the last series being issued no later than December 31, 2015. The bonds shall be issued for the following purposes:
Ark. Code § 27-64-404