Unrivalled in exposure, the gantry site forces the driver to take in the advertising creative as they pass directly below the giant structure.

Also classed as a spectacular billboard or Landmark billboard site, the gantry billboard is located primarily on main arterials and Freeways. Gantry Billboards vary in size, a common dimension is 2.55m x 22.58m. This type of site is usually backlit or digital.