For the purpose of providing funds to finance the projects described and authorized by the legislature in the omnibus capital and operating appropriations acts for the 2015-2017 fiscal biennium, and all costs incidental thereto, the state finance committee is authorized to issue general obligation bonds of the state of Washington in the sum of two billion three hundred thirty-two million four hundred fifty-six thousand dollars, or as much thereof as may be required, to finance these projects and all costs incidental thereto. Bonds authorized in this section may be sold at such price as the state finance committee shall determine. No bonds authorized in this section may be offered for sale without prior legislative appropriation of the net proceeds of the sale of the bonds.