; or (B) affects existing authorities of the Corps of Engineers, including authorities with respect to navigation, flood damage reduction, environmental protection and restoration, and other related purposes. . 1053. Establishing permanent features from emergency response measures (a) Definitions In this section: (1) Impacted community The term impacted community means an entity that has received emergency flood fighting assistance under section 5 of the Act of August 18, 1941 (commonly known as the Flood Control Act of 1941 ) (55 Stat. 650, chapter 377; 33 U.S.C. 701n ), that involved the construction of a temporary structure. (2) Permanent feature The term permanent feature means a structural or nonstructural measure typical in a flood control project. (3) Small or disadvantaged community The term small or disadvantaged community means a community— (A) with a population of less than 10,000; or (B) that is— (i) an economically distressed area (as defined in section 1083(a)); or (ii) at risk from repeat flooding events. (b) Evaluation of temporary structures On request of an impacted community, the Secretary shall evaluate whether the temporary structure warrants consideration for a permanent feature, in accordance with subsection (c). (c) Considerations In evaluating a temporary structure under subsection (b), the Secretary shall consider— (1) the likelihood that a similar structure will need to be constructed in the area in the future if the temporary structure, or a similar structure, is not made permanent; (2) the extent to which similar structures have been constructed in the area previously and removed; (3) the economic, safety, and environmental benefits and impacts of establishing a permanent feature in the watershed of the impacted community; (4) the extent of the modifications necessary to make the temporary structure a permanent feature