As used in this article, the term:

(1) "Authority" means the Georgia Building Authority (Hospital) the same being formerly known as State Hospital Authority. All references in this article to "State Hospital Authority" or "authority" shall be construed to mean the Georgia Building Authority (Hospital) and such change in name of the authority shall in no way affect the identity of the authority or rights, powers, privileges, or liabilities of the authority or any person under this article.

(2) "Bonds" or "revenue bonds" means any bonds, including revenue bonds, issued by the authority under this article.

(3) "Cost of the project" shall include the cost of construction; the cost of all lands, properties, rights, easements, and franchises acquired; the cost of all machinery and equipment, financing charges, interest prior to and during construction and for one year after completion of construction; the cost of engineering, architectural, and legal expenses, and of plans and specifications, and other expenses necessary or incident to determining the feasibility or practicability of the project; administrative expense; and such other expenses as may be necessary or incident to the financing authorized in this article; and the construction of any project, the placing of the same in operation, and the condemnation of property necessary for such construction and operation. Any obligation or expense heretofore incurred for any of the foregoing purposes shall be regarded as a part of the cost of the project and shall be paid or reimbursed out of the proceeds of revenue bonds issued under this article for such project.

(4) "Project" shall include hospitals, health care facilities, dormitories, and housing accommodations for the use of patients and officers and employees of any institution under the control of the department or any other state agency or department, and all utilities and other facilities deemed by the authority as necessary or convenient for the efficient operation of any such hospital, health care facility, dormitory, or housing accommodation.

(5) "Self-liquidating project" means a project whose revenues and earnings, in the judgment of the authority, will be sufficient to pay the cost of maintaining, repairing, and operating the project and to pay the principal and interest of revenue bonds which may be issued for the cost of such project.