A folding conveyor, comprising: a conveyor frame having a transport configuration and an operational configuration, said conveyor frame comprising a first frame section, a second frame section, and a third frame section, wherein when said conveyor frame is in said operational configuration, said conveyor frame has an upper end and a lower end, wherein at least one of the first, second and third frame sections (1410, 1420, 1430) comprise: an upper truss chord; a lower truss chord; a plurality of struts mounted to said upper truss chord and said lower truss chord, wherein said struts are disposed outboard of said upper truss chord and said lower truss chord; and a tail pulley operably supported on said conveyor frame, the tail pulley having a tail pulley rotational axis; and a head pulley operably supported on said conveyor frame, the head pulley having a head pulley rotational axis, wherein said tail pulley and said head pulley are configured to support an endless belt, wherein a plane intersects both the tail pulley rotational axis and the head pulley rotational axis; a first pivot assembly pivotally coupling said first frame section to said second frame section, said first pivot assembly defining a first pivot axis; a second pivot assembly pivotally coupling said second frame section to said third frame section, said second pivot assembly defining a second pivot axis, wherein said plane extends between said first and second pivot axes, said folding conveyor being characterized in that it comprises a troughing idler assembly having a horizontal medial roll rotationally supported on a left inner perch support and a right inner perch support and a left angled roll supported on a left outer perch support and said left inner perch support and a right angled roll supported on a right outer perch support and said right inner perch support; and in that in said transport configuration said second frame section rests on said first frame section and said third frame section rests on said second frame section. a conveyor frame having a transport configuration and an operational configuration, said conveyor frame comprising a first frame section, a second frame section, and a third frame section, wherein when said conveyor frame is in said operational configuration, said conveyor frame has an upper end and a lower end, wherein at least one of the first, second and third frame sections (1410, 1420, 1430) comprise: an upper truss chord; a lower truss chord; a plurality of struts mounted to said upper truss chord and said lower truss chord, wherein said struts are disposed outboard of said upper truss chord and said lower truss chord; and an upper truss chord; a lower truss chord; a plurality of struts mounted to said upper truss chord and said lower truss chord, wherein said struts are disposed outboard of said upper truss chord and said lower truss chord; and a tail pulley operably supported on said conveyor frame, the tail pulley having a tail pulley rotational axis; and a head pulley operably supported on said conveyor frame, the head pulley having a head pulley rotational axis, wherein said tail pulley and said head pulley are configured to support an endless belt, wherein a plane intersects both the tail pulley rotational axis and the head pulley rotational axis; a first pivot assembly pivotally coupling said first frame section to said second frame section, said first pivot assembly defining a first pivot axis; a second pivot assembly pivotally coupling said second frame section to said third frame section, said second pivot assembly defining a second pivot axis, wherein said plane extends between said first and second pivot axes, said folding conveyor being characterized in that it comprises a troughing idler assembly having a horizontal medial roll rotationally supported on a left inner perch support and a right inner perch support and a left angled roll supported on a left outer perch support and said left inner perch support and a right angled roll supported on a right outer perch support and said right inner perch support; and in that in said transport configuration said second frame section rests on said first frame section and said third frame section rests on said second frame section.