purposes of this section, if an authorized water resources development project or separable element of the project has been modified by an Act of Congress, the date of the authorization of the project or separable element shall be deemed to be the date of the most recent such modification. (f) Deauthorization of antiquated projects (1) In general Any water resources development project, or separable element of a project, authorized for construction prior to November 17, 1986, for which construction has not been initiated prior to the date of enactment of this Act, or for which funds have not been obligated for construction in the 10-year period prior to the date of enactment of this Act, is hereby deauthorized. (2) Identification Not later than 60 days after the date of enactment of this Act, the Secretary shall issue to the Committee on Transportation and Infrastructure of the House of Representatives and the Committee on Environment and Public Works of the Senate a report that identifies— (A) the name of each project, or separable element of a project, deauthorized by paragraph (1)