; 123 Stat. 1070) is amended, by adding at the end the following: (3) Boundary adjustment The boundary of the Wilderness is modified to exclude the potential wilderness comprising approximately 15.5 acres of land identified as Potential Wilderness to Non-wilderness on the map entitled Rocky Mountain National Park Proposed Wilderness Area Amendment and dated January 16, 2018. . 10. Bolts Ditch access and use (a) Access granted The Secretary shall permit by special use authorization nonmotorized access and use, in accordance with section 293.6 of title 36, Code of Federal Regulations (or successor regulations), of the Bolts Ditch Headgate and the Bolts Ditch within the Holy Cross Wilderness, Colorado, established by section 102(a)(5) Public Law 96–560 ( 16 U.S.C. 1132 note