(1) The district also has the following powers:

(a) To hire and retain officers, agents, employees, engineers, attorneys, and any other persons, permanent or temporary, necessary or desirable to effect the purposes of this article, to defray any expenses incurred thereby in connection with the district, and to acquire office space, equipment, services, supplies, fire and extended coverage insurance, use and occupancy insurance, workers' compensation insurance, property damage insurance, public liability insurance for the district and its officers, agents, and employees, and other types of insurance, as the board may determine; but, no provision in this article authorizing the acquisition of insurance shall be construed as waiving any immunity of the district or any director, officer, or agent thereof otherwise existing under the laws of the state;

(b) To pay or otherwise to defray the cost of a project;

(c) To pay or otherwise to defray and to contract so to pay or defray, for any term not exceeding fifty years, without an election, except as otherwise provided in this article, the principal of, any interest on, and any other charges pertaining to any securities or other obligations of the federal government, any public body, or other person incurred in connection with any property thereof subsequently acquired by the district and relating to its facilities;

(d) To establish, operate, and maintain facilities within the district across or along any public street, highway, bridge, viaduct, or other public right-of-way, or in, upon, under, or over any vacant public lands, which public lands are or may become the property of a public body, without first obtaining a franchise from the public body having jurisdiction over the same; but the district shall cooperate with any public body having such jurisdiction, shall promptly restore any such street, highway, bridge, viaduct, or other public right-of-way to its former state of usefulness as nearly as may be, and shall not use the same in such manner as permanently to impair completely or unnecessarily the usefulness thereof;

(e) To adopt, amend, repeal, enforce, and otherwise administer such reasonable resolutions, rules, regulations, and orders as the district deems necessary or convenient for the operation, maintenance, management, government, and use of the district's facilities and any other drainage and flood control facilities under its control, whether situated within or without or both within and without the territorial limits of the district;

(f)

(I) To adopt, amend, repeal, enforce, and otherwise administer under the police power such reasonable flood-plain zoning resolutions, rules, regulations, and orders pertaining to properties within the district of any public body or other person (other than the federal government) reasonably affecting the collection, channeling, impounding, or disposition of rainfall, other surface and subsurface drainage, and storm and flood waters (or any combination thereof), including without limitation variances in the event of any practical difficulties or unnecessary hardship and exceptions in the event of appropriate factors, as the board may from time to time deem necessary or convenient. In the event of any conflict between any flood-plain zoning regulationadopted under this section and any flood-plain zoning regulation adopted by any other public body, the more restrictive regulation shall control.

(II) No such resolution, rule, regulation, or order shall be adopted or amended except by action of the board on the behalf and in the name of the district after a public hearing thereon is held by the board, in connection with which any public body owning drainage and flood control facilities in the area involved or otherwise exercising powers affecting drainage and flood control therein and other persons of interest have an opportunity to be heard, after mailed notice of the hearing is given by the secretary to each such public body and after notice of such hearing is given by publication by the secretary to persons of interest, both known and unknown.