; and (2) for each unit of the National Forest System, a motor vehicle use map. (b) Over-Snow vehicle-Use maps The Secretary concerned shall seek to have, not later than 10 years after the date of enactment of this Act, in a printed and publicly available format that is compliant with the format for geographic information systems, an over-snow vehicle use map for each unit of Federal recreational lands and waters administered by the Chief of the Forest Service or Director of the Bureau of Land Management that has adequate snowfall for over-snow vehicle use to occur on which over-snow vehicle use occurs, in accordance with existing law . (c) Out-of-Date plans and maps Not later than 20 years after the date on which the Secretary concerned adopted or reviewed, through public notice and comment, a travel management plan or map described in subsection (a) or (b), the Secretary concerned shall seek to review, through public notice and comment, and update, as necessary, the applicable travel management plan or map. (d) Motorized and nonmotorized access The Secretaries shall seek to create additional opportunities, as appropriate, for motorized and nonmotorized access and opportunities on Federal recreational lands and waters administered by the Chief of the Forest Service or the Director of the Bureau of Land Management. (e) Savings clause Nothing in this section prohibits a lawful use, including a motorized or nonmotorized use, on Federal recreational lands and waters administered by the Chief of the Forest Service or the Director of the Bureau of Land Management, if the Secretary concerned fails to meet a timeline established under this section. 136. Public-private partnerships to modernize federally owned campgrounds, resorts, cabins, and visitor centers on Federal recreational lands and waters (a) Definitions In this section: (1) Covered activity The term covered activity means— (A) a capital improvement, including the construction, reconstruction, and nonroutine maintenance of any structure, infrastructure, or