For the purposes of sections 314, 315, 316, and 2406 of this title and subchapter I of chapter 81 of this title, the Secretary may acquire and use real property—

(1) before title to the property is approved under section 3111 of title 40; and

(2) even though the property will be held in other than a fee simple interest in a case in which the Secretary determines that the interest to be acquired is sufficient for the purposes of the intended use.