With the decentering complete of the fixed trusses that shape the daring kinetic roof of the Atlanta Falcons stadium, the steel erector is adding the eight movable parts, called "petals," that will close and open like an oculus.
As those on the leading edge know, progress in the buildings sector does not come easily. But that doesn't stop innovators from working diligently to increase the sustainability and resilience of buildings and decrease their carbon footprints while trying to find ways to boost construction quality and building-team productivity.
Some states in the region could see as much as a 6% increase in construction starts this coming year; others will struggle with declining state revenues and population loss.
A recent series of dynamic tests demonstrates that there are several types and doses of steel-fiber reinforcement that can be used in performance-based seismic design of coupling beams—headers that link openings in concrete shear walls—to reduce rebar congestion.
In a year that has seen many surprising political shifts, the International Monetary Fund’s global outlook, released in October, shows that worldwide economic growth is expected to slow to 3.1% in 2016, then increase to 3.4% next year.
A remodeled concert hall in the heart of Berlin will feature a chamber-music performance space designed by Frank Gehry and acoustics by Yasuhisa Toyota.