114 STAT. 184 PUBLIC LAW 106-181—APR. 5, 2000 (3) study the feasibility of increasing the standard altitude over the Brand3^wine Intercept from 3,000 feet to 4,000 feet. Deadline. SEC. 759. POST FREE FLIGHT PHASE I ACTIVITIES. Not later than August 1, 2000, the Administrator shall transmit to Congress a definitive plan for the continued implementation of Free Flight Phase I operational capabilities for fiscal years 2003 through 2005. The plan shall include and address the recommendations concerning operational capabilities for fiscal years 2003 through 2005 due to be made by the RTCA Free FHght Steering Committee in December 1999 that was established at the direction of the Federal Aviation Administration. The plan shall also include budget estimates for the implementation of these operational capabilities. SEC. 760. SENSE OF THE CONGRESS REGARDING PROTECTING THE FREQUENCY SPECTRUM USED FOR AVIATION COMMU- NICATION. It is the sense of the Congress that with the World Radio Communication Conference scheduled to begin in May 2000 and the need to ensure that the frequency spectrum available for aviation communication and navigation is adequate, the Federal Aviation Administration, working with appropriate Federal agencies and departments, should— (1) give high priority to developing a national policy to protect the frequency spectrum used for the Global Positioning System that is critical to aviation communications and the safe operation of aircraft; and (2) expedite the appointment of the United States Ambassador to the World Radio Communication Conference. SEC. 761. LAND EXCHANGES, FORT RICHARDSON AND ELMENDORF AIR FORCE BASE, ALASKA. (a) CONVEYANCE AUTHORIZED.—The Secretary of the Interior and the Secrtaries of the Army, Air Force, or such other military departments as may be necessary and appropriate may convey to the Alaska Railroad Corporation for purposes of track realignment all right, title, and interest of the United States in and to approximately 227 acres of land located on Fort Richardson and on Elmendorf Air Force Base, Alaska, in the vicinity of, and in exchange for all right, title, and interest of the Alaska Railroad Corporation in, approximately 229 acres of railroad right-of-way located between railroad mileposts 117 and 129. (b) DESCRIPTION OF PROPERTY.— The exact acreage and legal description of the real property to be conveyed under subsection (a) shall be determined by surveys satisfactory to each Secretary. The cost of the surveys shall be borne by the Alaska Railroad Corporation. (c) ADDITIONAL TERMS AND CONDITIONS. —Each Secretary may require as to the real property under his jurisdiction such additional terms and conditions in connection with the conveyances under subsection (a) as the Secretary considers appropriate to protect the interests of the United States. The interest conveyed by the Alaska Railroad Corporation to the United States under subsection (a) shall be the full title and interest received by the Corporation under the Alaska Railroad Transfer Act of 1982 (45 U.S.C. 1201 et seq.). The individual parcels of real property conveyed to the United States under this section shall be incorporated into the
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