Mortenson Construction has completed about 25% of the $500 million basketball arena for the Milwaukee Bucks in Wisconsin and has started installing precast concrete blocks for the seating. "Technology really helps speed up the schedule with 3D modeling and making sure we can model all the pieces prior to building them, fabricating them, and bringing them onto site, so it makes the actual construction here a lot quicker," said Ryan Wilkinson, construction superintendent.
Apple will start to move some employees into its $5 billion corporate campus in Cupertino, Calif., in April, although construction will continue through the summer. The curved-glass, ringlike building will accommodate 12,000 employees, be powered by rooftop solar installations and be surrounded by parklike land.
RhodeWorks, a road and bridge improvement program in Rhode Island designed for "fixing problems before they get bigger," was adopted last year, and so far the initiative has created 800 construction jobs. The state plans to spend $4.7 billion on projects over the next decade.
About 2,000 state-regulated dams in the US could fail and lead to the loss of life, and total US dam repairs are estimated at $60 billion according to the Association of State Dam Safety Officials. Recent heavy rains in the West have stressed the region's dam system, prompting the American Society of Civil Engineers to point out that nearly 70% of US dams are more than 50 years old.
Engineer Nathan Kass suggests National Engineers Week is a good time to reflect on the challenging, vital work done by the nation's engineers. Noting the shortage of qualified engineers in the country, he says efforts such as the American Society of Civil Engineers' sponsorship of the "Dream Big -- Engineering Our World" movie can help bring more people into the profession.
Arch dams are not that common, and they require specialized formwork systems and customized cableways, among other challenges. Several dam-building experts offer insights in this tour of some of the world's largest arch dams.
The Massachusetts Department of Transportation used Esri ArcGIS to map pothole data, including location, fill used and cost of repairs, during two pilot programs. The agency plans to expand the programs to help it make infrastructure decisions.
While regulatory requirements and productivity are scrutinized, Westinghouse Electric is delaying for up to six months building two reactors at Plant Vogtle in Georgia for Southern Co. The delay will present further problems for Toshiba, the parent company of Westinghouse, which is suffering acute financial difficulties.
Block Sports Co. plans to develop a $4 billion amusement and entertainment park near Casa Grande, Ariz., that it says will be comparable to Disney World. Located on 1,500 acres, the project would include an amusement park, water parks and animal exhibit and eventually commercial and residential space.
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