; (IV) authorizing the use of motorized vehicles to carry out any activity described in subsection (d), (e)(1), or (f); or (V) responding to an emergency. (C) Commercial timber (i) In general Subject to clause (ii), no project shall be carried out in the Recreation Management Area for the purpose of harvesting commercial timber. (ii) Limitation Nothing in clause (i) prevents the Secretary from harvesting or selling a merchantable product that is a byproduct of an activity authorized under this section. (d) Fire, insects, and diseases The Secretary may carry out any activity, in accordance with applicable laws (including regulations), that the Secretary determines to be necessary to prevent, control, or mitigate fire, insects, or disease in the Recreation Management Area, subject to such terms and conditions as the Secretary determines to be appropriate. (e) Water (1) Effect on water management infrastructure Nothing in this section affects the construction, repair, reconstruction, replacement, operation, maintenance, or renovation within the Recreation Management Area of— (A) water management infrastructure in existence on the date of enactment of this Act; or (B) any future infrastructure necessary for the development or exercise of water rights decreed before the date of enactment of this Act. (2) Applicable law Section 3(e) of the James Peak Wilderness and Protection Area Act ( Public Law 107–216 ; 116 Stat. 1058) shall apply to the Recreation Management Area. (f) Regional transportation projects Nothing in this section precludes the Secretary from authorizing, in accordance with applicable laws (including regulations), the use or leasing of Federal land within the Recreation Management Area for— (1) a regional transportation project, including— (A) highway widening or realignment; and (B) construction of multimodal transportation systems