Locks project, together with any improvements on the land, subject to the requirements of this subsection and in accordance with the Willamette Falls Locks report. (3) Deed The Secretary shall convey the property under this subsection by quitclaim deed under such terms and conditions as the Secretary determines appropriate to protect the interests of the United States. (4) Subject to existing easements and other interests The conveyance of property under paragraph (2) shall be subject to all existing deed reservations, easements, rights-of-way, and leases that are in effect as of the date of the conveyance. (5) Reversion If the Secretary determines that the property conveyed under this subsection cease to be held in public ownership, all right, title, and interest in and to the property shall revert, at the discretion of the Secretary, to the United States. (6) Requirements before conveyance (A) Perpetual road easement Before making the conveyance under paragraph (2), the Secretary shall acquire a perpetual road easement from an adjacent property owner for use of an access road, which easement shall convey with the property conveyed under such paragraph. (B) Environmental compliance Before making the conveyance under paragraph (2), in accordance with the real estate appendix, the Secretary shall complete a Phase 1 Environmental Site Assessment pursuant to the Comprehensive Environmental Response, Compensation, and Liability Act of 1980 ( 42 U.S.C. 9601 et seq.). (C) Historic preservation The Secretary may enter into a memorandum of agreement with the Oregon State Historic Preservation Office and the Advisory Council on Historic Preservation that identifies actions the Secretary shall take before making the conveyance under paragraph (2). (D) Repairs Before making the conveyance under paragraph (2), the Secretary shall carry out repairs to address primary seismic and safety risks in accordance with the recommendations approved in the Willamette Falls Locks report. (7) Deauthorization Beginning on the date on