Construction of mountain bicycling routes

(a) Trail construction (1) Feasibility study Not later than 3 years after the date on which funds are made available to carry out this section, the Secretary of Agriculture (referred to in this section as the Secretary) shall study the feasibility and public interest with respect to constructing recreational trails for mountain bicycling and other nonmotorized uses on the routes generally depicted in the report titled Trail Study for Smith River National Recreation Area Six Rivers National Forest and dated 2016. (2) Construction (A) Construction authorized Subject to appropriations and in accordance with paragraph (3), if the Secretary determines under paragraph (1) that the construction of 1 or more routes described in that paragraph is feasible and in the public interest, the Secretary may provide for the construction of the routes. (B) Modifications The Secretary may modify the routes, as determined to be necessary by the Secretary. (C) Use of volunteer services and contributions Routes may be constructed under this section through the acceptance of volunteer services and contributions from non-Federal sources to reduce or eliminate the need for Federal expenditures to construct the route. (3) Compliance In carrying out this section, the Secretary shall comply with— (A) the laws (including regulations) generally applicable to the National Forest System; and (B) this Act. (b) Effect Nothing in this section affects the ownership, management, or other rights relating to any non-Federal land (including any interest in non-Federal land).