Exterior, House Building Type, and Metal Siding Material The largest portion of the living area is supported by cross-braced columns. Flanged steel beams create a strong, lightweight frame.  Photo 7 of 8 in Northern Rivers Beach House by Tiffany Jow

Northern Rivers Beach House

7 of 8

The largest portion of the living area is supported by cross-braced columns. Flanged steel beams create a strong, lightweight frame.