Deep excavation software
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No earth pressures, please!

Deep Excavation, LLC has an excellent blog post on how geotechnical engineers should provide geotechnical parameters for use by a shoring designer. Mr. Konstantakos notes that most of us geotechnical engineers provide only lateral earth […]


Shoring wall failure in Rosslyn, Virginia
Failures

Shoring retaining wall failure in Virginia prompts apartment building evacuation

Shoring wall failure in Rosslyn, Virginia

On Sunday evening, a soldier pile lagging wall shoring system failed at the Sedona & Slate residential development construction site in Rosslyn, Virginia (Arlington County). There were no reported injuries, but an adjacent apartment building was evacuated as a precaution and a nearby street is closed to traffic.  Click through for a video that shows some additional views of the damage.  The scale of the wall is apparent when you see the shots with workers putting braces near the bottom of the wall. I’m guessing the rakers shown in this image were added monday to attempt to stabilize the wall, but that’s just speculation at this point. Image: MyFoxDC.com

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Leica automated motorized total station excavation support deformations
Project Related

The Cycles of Clough

At last month’s Earth Retention Conference, ER2010, there were many references to the second ER conference in 1990. One paper from that proceedings that garnered many mentions and was referenced by several at this year’s […]