California, Oregon and Washington are among the states moving forward with regulations and road maps for the construction and operation of building- and district-scale graywater capture and treatment systems for non-potable-water use, such as toilet flushing and irrigation.
The American Institute of Architects’ advice to building-product manufacturers and material suppliers: Improve your websites, provide free, product-related continuing education to design firms and hone your expertise on your offerings to strengthen your rapport with your customers.
Tall mass-timber frames are coming into favor not only because wood is a renewable structural material but also because timber structures are typically faster, safer and simpler to build, compared to steel and concrete construction.
Two separate failures of three cantilevered flanges of three precast, prestressed-concrete double-T parking-deck sections—reinforced with a non-code-compliant, high-strength carbon-fiber-reinforced polymer grid—are putting the spotlight on the structural safety of corrosion-resistant FRP grids for transverse reinforcement of double-Ts.
Because it can moderate the damaging effects of earthquakes, base-isolation is a technique used primarily in seismically active regions. ENR takes a look at some of the largest applications of base-isolation technologies in the world.