Busway joint structural support assemblies and related systems

A cover assembly for use with a joint between first and second busway sections includes: a lower cover sized and configured to be positioned below the joint; an upper cover sized and configured to be positioned above the joint; and a plurality of elongated fasteners. With the lower and upper covers in position, each fastener is sized and configured to extend through a respective pathway that extends through one of the first and second busway sections and is defined by aligned apertures of the upper cover and fastener receiving features of the lower cover to secure the upper and lower covers to the first and second busway sections.