In this chapter:

(1) Federal land

The term “Federal land” means any land managed by a Federal land management agency.

(2) Federal land management agency

The term “Federal land management agency” means—

(A) the Bureau of Reclamation;

(B) the National Park Service;

(C) the Bureau of Land Management;

(D) the United States Fish and Wildlife Service;

(E) the Forest Service; and

(F) the Corps of Engineers.

(3) Road or trail

The term “road or trail” means a road or trail designated by 1 or more of the Secretaries for public use.

(4) Secretaries

The term “Secretaries” means—

(A) the Secretary of Agriculture, acting through the Chief of the Forest Service;

(B) the Secretary of the Interior; and

(C) the Secretary of the Army, acting through the Assistant Secretary of the Army for Civil Works.