; and (II) the population centers of— (aa) Encampment, Wyoming; and (bb) Riverside, Wyoming. (ii) Coordination In carrying out clause (i), the Director shall coordinate with— (I) the Wyoming State Forestry Division; and (II) Carbon County, Wyoming. (2) Prospect Mountain Wilderness (A) Designation In accordance with the Wilderness Act ( 16 U.S.C. 1131 et seq. ), except as provided in subparagraph (B), the land within the boundaries of the Prospect Mountain Wilderness Study Area is designated as wilderness and as a component of the National Wilderness Preservation System, to be known as the Prospect Mountain Wilderness (referred to in this paragraph as the Wilderness ). (B) Excluded land Any land within 100 feet of the centerline of Prospect Road is not included in the Wilderness. (C) Maintenance of Prospect Road Necessary maintenance or repairs to Prospect Road shall be permitted after the date of enactment of this Act, consistent with the requirements of this subsection. (3) Management of wilderness areas (A) Administration Subject to valid existing rights, the wilderness areas designated in paragraphs (1) and (2) (referred to in this paragraph as the Wilderness Areas ) shall be administered by the Director in accordance with— (i) this paragraph; and (ii) the Wilderness Act ( 16 U.S.C. 1131 et seq. ), except that any reference in that Act to the effective date of that Act shall be considered to be a reference to the date of enactment of this Act. (B) Grazing Grazing of livestock in the Wilderness Areas, where established before the date of enactment of this Act, shall be allowed to continue in accordance with— (i) section 4(d)(4) of the Wilderness Act ( 16 U.S.C. 1133(d)(4) ); (ii) the guidelines set forth in the report of the Committee on Interior and Insular Affairs of the House of Representatives accompanying H.R. 5487 of the 96th Congress (H. Rept. 96–617)