The authority may undertake and discharge the duties and obligations set forth in this section as follows:

1. (1) In connection with the waterway, the authority may do or cause to be done the following:

   1. a. Construct, maintain and operate all highway bridges necessitated by the waterway and construct and maintain all highway relocations and alterations necessitated by the waterway;
   2. b. Construct and maintain all alterations in sewer, water supply and drainage facilities necessitated by the waterway;

   3. c. Assume any increased cost necessitated by the waterway in connection with maintaining and operating utility crossings.

      It is the intention of the Legislature to make the scope of foregoing duties and obligations which may be undertaken by the authority commensurate with the corresponding requirements of local contribution and participation established by the River and Harbor Act of 1946, 60 Statutes at Large 634, 79th Congress, 2nd Session (1946), in accordance with House Document No. 486, 79th Congress, 2nd Session (1946).

2. (2) In connection with the flood control project, the authority may do or cause to be done the following:

   1. a. Provide all lands, easements and rights-of-way necessary for construction of the proposed improvements;
   2. b. Make all changes, additions and relocations in roads, highway bridges and utilities necessitated by the flood control project;
   3. c. Hold and save the United States free from all tort claims arising out of the construction of the proposed improvements;
   4. d. Undertake all proceedings, prosecutions and civil actions necessary to prevent encroachments in the improved channels of streams involved in the flood control project;
   5. e. Maintain all of the proposed improvements in accordance with regulations prescribed by the Secretary of the Army;

   6. f. Contribute in cash or equivalent work, in addition to the foregoing items, an amount to be determined by the Chief of Engineers of the United States Army as the cash contribution required of local interests for improvements made in Alabama; provided, that the amount contributed shall not exceed $750,000.00.

      It is the intention of the Legislature to make the scope of foregoing duties and obligations which may be undertaken by the authority commensurate with the corresponding requirements of local contribution and participation established by the Flood Control Act of 1958, 72 Statutes at Large 297, 85th Congress, 2nd Session (1958), in accordance with House Document No. 167, 84th Congress, 1st Session (1955).

(Acts 1967, No. 264, p. 746, §7.)