FLAT ROOFS
NO ORNAMENTATION
CORNER AND RIBBON WINDOWS
SET FLUSH WITH THE WALL
SURFACE
GEOMETRIC LAYOUT WITH
INTERSECTING PLANES IN
VARIED COMPOSITIONS
SMOOTH CONTINUOUS WALL
SURFACES; GLASS IS SOMETIMES
USED AS A WALL
“FORM FOLLOWS FUNCTION”
PORTLAND EXAMPLES: The Commonwealth Building, 421 SW 6th Ave. designed by Pietro Belluschi (originally known as the Equitable Building)
The Oregonian Building, 1320 SW Broadway