Section 48-2833 - Purposes for which public improvements may be undertaken; powers incidental to public improvementsA. If the public interest or convenience requires, the board may order the acquisition, construction, reconstruction, replacement, renovation, repair, operation or maintenance of flood protection facilities and appurtenances in, under, over or through any street, or any public land in the district or any right-of-way granted or obtained for such purpose, either in or outside of the limits of the district, and the construction, reconstruction or repair of any work incidental to or connected with the improvements authorized by this article.B. In addition to all powers specifically granted by or reasonably inferred under this article, districts, acting through their boards, may:1. Join with cities or towns, any other improvement district, flood protection district, flood control district, community facilities district or tax levying public improvement district, this state or any of its departments or agencies, or the federal government or any of its departments, agencies or instrumentalities in constructing, operating or maintaining improvements authorized by this article.2. Accept from private persons, this state or the federal government, or any agency, department or instrumentality of this state or the federal government, or both, grants for or in aid of the construction of any of the improvements authorized by this section and enter into contracts with this state or the federal government, or any agency, department or instrumentality of this state or the federal government, or both, for the construction or supervision of construction by this state or the federal government, or any agency, department or instrumentality of this state or the federal government, or both, of any such improvements, according to the plans, specifications, rules and regulations of this state or the federal government, or any agency, department or instrumentality of this state or the federal government, or both. The district reserves the right to assess against the property benefited by the improvement, and located in the district, that portion of the cost of the improvement that does not qualify for aid under any state or federal grant.