John Hennessy III,
P.E.
The most notable recent news in American infrastructure broke last week when the U.S. Department of Transportation announced $1.8 billion in new funding for 148 infrastructure projects. My previous column covered many of the projects already selected for that funding. Today’s column focuses on more projects chosen for this new funding. The upcoming projects described in today’s […]
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American ports are extremely large contributors to the nation’s GDP and critical components of the country’s global competitiveness. The Bipartisan Infrastructure Law passed by Congress several years ago was designed to support all types of infrastructure upgrades, and ports were a primary focus. Billions were allocated for port upgrades and expansions, which has spurred massive […]
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by Mary Scott Nabers The pace of change in our world is so rapid that just acknowledging the evolutionary advances can be challenging. But one trend that should not be overlooked is the growth occurring in urban areas of America. There’s a significant shift in where people choose to live and urban officials are struggling fiercely […]
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The off-ramp bridge, part of the viaduct replacement program, is the first in the world built with two columns designed to flex during earthquake tremors and then snap back into position to remain functional. The project was based on research by the University of Nevada-Reno earthquake engineering laboratory using nickel and titanium rebar surrounded by a cement-like composite.
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Check out the progress building the Roosevelt light rail station. It’s part of the Northgate Link extension opening in 2021. See more at: https://www.soundtransit.org/blog/platform/fresh-pics-going-underground-roosevelt-station
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The following projects are finalists to receive the American Society of Civil Engineers (ASCE) Outstanding Civil Engineering Awards.
The winner, one of the among five finalists, will be revealed at ASCE’s OPAL Gala, March 15, in Arlington, VA.
To see videos of all the finalists, check out ASCE’s YouTube playlist
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Now that the tunneling machine Bertha’s work is complete, it’s possible to fly a drone with a video camera from end-to-end inside Seattle’s SR 99 tunnel. In two minutes, you’ll see two miles of ongoing construction work. The upper roadway of the tunnel’s double-deck highway is more than 85% complete. Up next? Installation of the lower roadway, and all the systems it takes to operate a modern tunnel.
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The ACEC 2017 Engineering Excellence Awards “Grand Conceptor” Winner: SR 520 Floating Bridge Seattle, Washington Designed by HDR.
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This short documentary tells the story of the new floating bridge across Lake Washington in Seattle, Washington. The bridge was a project of the SR 520 Bridge Replacement and HOV Program and opened to traffic in April 2016.
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The SR 99 tunneling machine, Bertha, breaks through to daylight on April 4, 2017 near Seattle’s iconic Space Needle after tunneling 1.7 miles underneath downtown Seattle. See what one of the world’s largest tunneling machines looks like up close as only a drone can show.
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