§ 280-n. Powers. The administrative head or body upon authorization from the governing body may acquire in the name of the county by gift, lease, purchase or condemnation, real estate and easements, rights of way or other interests therein necessary or proper for the purposes of the district. It may (1) construct or reconstruct dunes, bluffs, bulkheads, dikes, groins, jetties, fills and other works and improvements upon such lands, or (2) provide for the acquisition, construction, operation and maintenance of all facilities and appliances necessary to effectuate the purposes of this article.