Category Archives: Geotechnical

There’s a Volcano on our Project Site

Water is the life blood of any city, but its systems are not always pretty. So the two-million-gallon Forest Park Low Tank was embedded into the hillside to preserve the natural character of the area and leave unfettered views. However, … Continue reading

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The Game of Thrones Wall—An Engineering Perspective

The Game of Thrones (the HBO series based on George R. R. Martin’s books, A Song of Fire and Ice) features a giant wall made of ice. Seven hundred feet high. It’s an imposing structure, but it has to be, … Continue reading

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Towering Hills for Beauty and Strength

A dozen years ago an American port representative was asked how his port was preparing for rising sea levels. “Well…we aren’t,” he answered, somewhat sheepishly, because he knew they should be. Back then, the public was skeptical of the controversial … Continue reading

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Anchoring the World’s Longest Floating Bridge

  You’re at the bottom of Lake Washington, 200 feet underwater. It’s flat as a pancake here, but the first 50 feet of soil is diatomaceous silt and clay, which is unspeakably unstable. Think microscopic glass Christmas tree ornaments with … Continue reading

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Why an Earthquake Warning System Should Not Be a Priority In The Pacific Northwest

The newest and hottest topics when it comes to disaster discussions in Oregon and Washington, as well as on the national level, are an earthquake warning system and earthquake prediction possibilities. They are the new obsession that has come on … Continue reading

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How Many Soil Borings Do Development Sites Need?

There’s no one-size-fits-all approach to subsurface exploration. Continue reading

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Shaken and Stirred: Northwest Earthquake and Tsunami

Suddenly the Pacific Northwest is on the national stage for its earthquake and tsunami vulnerability, thanks to a New Yorker article. “The Really Big One,” by Kathryn Schulz, has triggered attention from dozens of local papers and news sites. Yet … Continue reading

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