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Leica automated motorized total station excavation support deformations
Project Related

The Cycles of Clough

September 7, 2010 rockman Project Related Comments Off on 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 […]

Dennis Miller, former park manager on a dock on the west side of Duke Lake in Ryerson Station State Park. The dam seen in the background, was damaged resulting in the lake being drained in July 2005.
Failures

Coal Mining Company Ordered to pay $21M for Causing Crack in Pennsylvania Dam

November 10, 2010 rockman Failures Comments Off on Coal Mining Company Ordered to pay $21M for Causing Crack in Pennsylvania Dam

In July of 2005, cracks began forming in the concrete dam that created Duke Lake in Ryerson Station State Park in Pennsylvania that required officials to drain the 62-acre lake. The state’s Department of Environmental […]

Landslide or snow melt causes retaining wall failure that kills one motorist on Austrian Autobahn
Failures

Fatal retaining wall failure in Austria

April 12, 2012 rockman Failures Comments Off on Fatal retaining wall failure in Austria

A retaining wall failed along the A13 autobahn in Schonberg, Austria. Few details are available at this point, but the wall did fall onto a passing truck, killing the driver. Snowmelt was likely a factor […]