; 90 Stat. 2793). (15) R.S. 2477 right-of-way The term R.S. 2477 right-of-way means an open-ended grant or dedication of land by the United States for rights-of-way allowing public use and passage, which could be accepted. (16) Reserved (A) In general The term reserved means action by the Secretary, before the earlier of a R.S. 2477 right-of-way acceptance or October 21, 1976— (i) to withdraw land from the public domain; (ii) to make the land unavailable for appropriation under public land laws