Sec. 1. The following definitions apply throughout this chapter:
(1) "Bridge" means the White County bridge over the Wabash River that connects White County, Illinois, and Posey County, Indiana. The term includes all approaches and rights of way necessary or desirable for the operation and maintenance of the bridge.
(2) "Bridge authority" means the New Harmony and Wabash River bridge authority created by section 2 of this chapter.
(3) "Commission" refers to the White County bridge commission created by Congressional Act of April 12, 1941, Public Law 77-37, 55 Stat. 140.