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.
As cities clamor for ways to improve transportation infrastructure and delivery of services such as power and water, digital models are being touted as a way for planners to try out different scenarios in the virtual world.
With Miami the setting for its 2019 convention, the American Society of Civil Engineers unveiled an initial proof-of-concept vision for a sea-based “Floating City,” one of five concepts included within the association’s Future World Vision: Infrastructure Reimagined project.
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.
Nepal’s devastating April 2015 earthquake and its many aftershocks killed nearly 9,000 people and destroyed or damaged hundreds of thousands of homes. Immediately after the quake, volunteer engineers with nonprofit Miyamoto Relief quickly mobilized.
Over the course of three-and-a-half years of construction, the project team building the 142,400-sq-ft, three-story Dow Water and Process Solutions Laboratory logged more than 4.7 million worker hours without a lost-time incident or accident of any kind.
The rehabilitation of and new additions to the West Block—part of the Canadian Parliament completed in 1865—required restoration of exterior load-bearing stone and sculptural elements, complete removal and replacement of building mechanical systems and the replacement of a copper roof.
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