A new pilot program launched by the American Society of Heating, Refrigerating and Air Conditioning Engineers (ASHRAE) will provide both design and operational ratings for all building types, except residential buildings; the ratings will be posted on the buildings themselves. The “Building EQ” program is designed to give building owners, designers and potential buyers a more realistic sense of how buildings are actually performing in terms of energy use, ASHRAE officials said at the launch of the program in Washington, D.C., at the Dec. 7-11 Ecobuild conference, sponsored by the National Institute of Building Sciences. Initially, volunteer ASHRAE members will
Arch dams, classically curved monoliths situated in narrow valleys, are not as common as other types of dams, such as embankment dams and gravity dams. ENR takes a look at some of the biggest arch dams in the world, both completed and under construction.