US Patent 10513849 Structural member assembly and support structures comprising same

A structural member can comprise a first channel member and a second channel member that are disposed with respect to each other so that their respective channels cooperate to define an interior passage. An inner member can be disposed within the interior passage and couple to each of the first channel member and the second channel member. At least one of the inner member's longitudinal ends can be offset from the respective longitudinal ends of the first channel member and the second channel member.