Six months after an explosion and fire destroyed a grid-connected energy-storage battery facility in Surprise, Ariz., investigators are still trying to figure out all that happened.
American Concrete Institute says its first-ever initiative to develop a precast standard is not related to an article in Concrete International that sounds the alarm about the potential for brittle failures of non-code-compliant precast, prestressed-concrete double-T parking decks, with flanges reinforced with a high-strength polymer-coated carbon-fiber grid product, called C-Grid.
Nearly 14 months after the Morandi viaduct collapsed in Genoa, Italy, killing 43 people, crews placed the first section of a 1,067-meter-long, 19-span steel and concrete replacement structure.
Once considered an "impossible" project, Norway has settled on a design for a 5-kilometer-long floating bridge to cross the 550-meter-deep Bjørna fjord.
As the number of communities in the U.S. discovering high levels of per- and polyfluoroalkyl substances in water supplies continues to grow, industry and local officials are waiting on legislative and regulatory leadership to set limits and standards for this pollutant class.