Tag Archives: low-cost materials

George Nez: Habitat Pioneer Who Builds the Roof First

Walking a backyard in northwest Denver, visitors will encounter an unorthodox-looking roof that has been coated and strengthened using thin-shell concrete. The roof takes on the sculptural shape of a hyperbolic paraboloid. Called a hypar roof, this beautiful form is the creation of George Nez, an 91-year old international habitat and resettlement pioneer who long ago (1958) served as the planning director for this city.