Vulnerability of the Francis Scott Key Bridge in Baltimore to a vessel collision was nearly 30 times above the acceptable risk threshold for critical or essential bridges when it was struck last year by the disabled container vessel M/V Dali, the…
Category: Engineering
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How to Participate in Upcoming ENR Market Surveys and Competitions
Regional Surveys
Regional Top Design Firms
ENR’s annual Regional Top Design Firms surveys rank design firms based on revenue earned in 11 different regions, and include breakout rankings based on project sectors, work...
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China Doubles Down on Coal-Fired Power, With Record Plant Capacity Planned
China is doubling down on more coal-fired power after a decade-long push toward renewable energy, with officials revealing their approval of a huge amount of new capacity ordered up last year. Construction of plants to produce an estimated 94.5…
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Jury: Greenpeace Owes Dakota Access Pipeline Developer $660M in Damages
Concluding that the nonprofit group Greenpeace initiated defamation, trespassing and other illegal actions by protestors opposed to the Dakota Access Pipeline, a North Dakota jury has awarded more than $660 million in damages to Energy Transfer…
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Engineer develops new security protocol to protect miniaturized wireless medical implants from cyberthreats
A brain implant designed to help control seizures is hijacked. A pacemaker receives fake signals, disrupting its rhythm. A hacker infiltrates an insulin pump, delivering a fatal overdose. While these scenarios sound like scenes from a sci-fi…
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Recycled cements drive down emissions without slacking on strength
Giving a second life to construction materials after demolition, engineers at the University of São Paulo and Princeton have developed an approach for recycling cement waste into a sustainable, low-carbon alternative that is comparable in…
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Massive Airport Concourse Expansion in Atlanta Passes Halfway Mark
The $1.4-billion modernization of a concourse at the world’s busiest passenger airport reached the halfway point last month, with the tenth of 19 planned modules moved into place at Hartsfield-Jackson Atlanta International Airport (ATL). Over…
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Chicago Requests Contractors Cut Cost of Signed Deals by 3%
Chicago is asking all of its contractors, including primes on construction projects, to cut 3% off the cost of signed contracts and invoices for the work sent to the city over the next 12 months.
The letter, which was emailed to contractors the…
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Squirrel-inspired leaping robot can stick a landing on a branch
Engineers have designed robots that crawl, swim, fly and even slither like a snake, but no robot can hold a candle to a squirrel, which can parkour through a thicket of branches, leap across perilous gaps and execute pinpoint landings on the…
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Bridging hard and soft: Mechanical metamaterials enable rigid torque transmission in soft robots | Science Robotics
A soft robot arm can bend, extend, and exert continuous torques based on a mechanical metamaterial.
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