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From Da Vinci to Digital Twins: These 5 Engineering Innovations Changed How We Build The World

Some of the most famous inventions were happy accidents. In 1827, English pharmacist John Walker was puttering around at home when he clumsily scraped a chemical-coated stick across his hearth, which burst into flames, sparking the idea for the friction match. A century later, Scottish microbiologist Alexander Fleming returned from vacation to an untidy lab and noticed a strange mold in a petri dish, which he called ā€œpenicilin.ā€ But most groundbreaking discoveries aren’t so serendipitous. The world’s architects and engineers have spent centuries meticulously advancing the science of designing and building bridges, roads, dams and other infrastructure. Their work is deliberate, iterative and empirical. It builds on the knowledge and insights of those who came before them. Their journey started with a letter from the Old Babylonian Empire, which ended about 3,600 years ago and commonly used clay tablets to record and share information. The letter ā€œdocuments the drawing of architectural ground plans,ā€ according to historians. More than 3,000 years later, Leonardo da Vinci drew on paper stunning conceptual plans and sketches for buildings, bridges, and cities. A few hundred years later, at the start of the Industrial Revolution, French mathematician Gaspard Monge invented descriptive geometry, a system that allowed

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Give Me Shelter: These Digital Technologies Are Helping the World’s Infrastructure Prepare for the Changing Climate

In early May, you could hear a pin drop in Bangladesh’s classrooms and playgrounds, as the country’s schools and colleges closed in response to a ferocious heatwave. But there was no respite for rickshaw driver Mohammed Shameem, who had no choice but to ply his trade in the roasting, congested streets of Dhaka. “It is too hard to work under the sun during a brutal heatwave,ā€ he told Reuters. Meanwhile, over in Porto Alegre, southern Brazil, citizens were launching a rescue operation with boats and jet skis to save their neighbors from the city’s most devastating floods since 1941. Marcelo Moreira Ferreira only sought shelter and abandoned the house his father built and where he had lived his whole life when the muddy waters of the Guiaba Lake reached his chest, The Guardian wrote. Although Shameen and Ferreira live on opposite sides of the world, their plight is an urgent reminder that climate action needs to remain two-pronged: Mitigation and adaptation. We must keep reducing greenhouse gas emissions, the root cause of global warming. But we must also make our towns and cities more resilient. This includes strengthening roads, dams, bridges, and power grids to withstand extreme weather, and also

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COP28: A Pivotal Moment for Both Global Climate Action & Infrastructure

The United Nations Climate Change Conference (COP28) concluded last month after 14 days of negotiations. While opinions on its success may vary, I view the outcomes of COP28 as a historic and significant stride towards achieving net zero by 2050. Noteworthy progress was made during COP28’s pre-scheduled agenda, including the decision to involve cities at the negotiating table to ensure climate action reaches those responsible for implementing it locally, as well as agreements about how the globe can best adapt to the impacts of climate change (which I expect to cover in a future post). Most importantly, a milestone Global Stocktake agreement was reached after climate talks were forced into overtime to bridge internal divisions about how to deal with fossil fuels. This agreement stipulates a just and orderly transition away from fossil fuels and sets a new specific carbon reduction target: tripling renewables and doubling energy efficiency by 2030 to help close the energy transition gap and get on a 1.5°C pathway. Supplemented by other governmental commitments linked to public construction projects, this agreement will have profound implications for how infrastructure is designed, built, and operated. Why such profound implications? Because our current infrastructure relies heavily on fossil fuels.

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A Groundbreaking Year for Infrastructure Intelligence

Countries around the world are investing heavily in infrastructure to support economic growth, ensure energy security, and address climate change. Whether adapting existing infrastructure assets or building new ones, the task at hand is massive. However, to meet these needs, the infrastructure community is facing a growing engineering resource capacity gap. Engineering firms have more work than they can handle. In the U.S., backlogs of orders can extend to a full year, according to a report by the American Council of Engineering Companies (ACEC). The best way the infrastructure sector can increase capacity is by ā€œgoing digitalā€, leveraging technology to improve efficiency and effectiveness. At our 2023 Year in Infrastructure (YII) conference, where we celebrate the people and organizations advancing infrastructure around the world by going digital, we asked all the nominees for the Going Digital Awards to quantify their savings from digital advancements. The results were staggering. Finalists reported a median savings of 18%. Now imagine the impact if all infrastructure projects could achieve such savings, and how this could help bridge the growing engineering resource capacity gap. One of the objectives of our annual conference is precisely to share these impressive success stories and inspire every infrastructure organization

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