A Supplement to the act of (P. L. , No. ), entitled "An act providing for the capital budget for the fiscal year 1991-1992," itemizing public highway projects to be constructed by the Department of Transportation, together with the estimated financial costs; authorizing the incurring of debt without the approval of the electors for the purpose of financing the projects to be constructed by the Department of Transportation; stating the estimated useful life of the projects; and making appropriations.