A bracket assembly includes an inner plate defining a first end and a second end opposite the first end; an outer plate defining a first end and a second end opposite the first end, the outer plate substantially parallel with the inner plate; and a seating frame comprising: a first member extending from the second end of the inner plate, the first member defining a first free end distal to the inner plate; a second member extending from the second end of the outer plate, the second member defining a second free end distal to the outer plate, wherein the seating frame is configured to receive a beam between the first member and the second member; and a first fastener extending through one of the first member or the second member and configured to engage the beam to retain the seating frame on the beam.