In addition to all other bonds authorized under the amendment to the Constitution known as Section 49–3.00, as previously amended, and as it may hereafter be amended, Mobile County may at any time and from time to time issue its bonds for the acquisition and improvement of land and for acquisition, construction, installation, and equipping, or any of them, of capital improvements in said county. Such capital improvements may include any type of capital projects the acquisition, improvement, construction, installation, and equipping of which is within the powers of the county. Provided, that any bonds may be issued hereunder only after a majority of the qualified electors of said county voting at an election called for that purpose by the governing body of said county shall have voted in favor of the issuance of such bonds. Each such election shall be called, held, conducted, and canvassed, and notice thereof shall be given, in the manner provided by the general laws of Alabama respecting elections on the issue of bonds by counties, as such laws may exist at the time such election is called; provided, that prior to the holding of any election hereunder, the governing body of Mobile County shall cause to be prepared engineering maps, plans and reports respecting the proposed work on any capital improvements and shall adopt a resolution containing a brief description, including the name if any, of each proposed item of construction or improvement, a statement of the location and, as to any road project, the length, of each such item and of the es