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4 February 2010
The Rivermist subdivision in San Antonio, Texas is on the move again – and it is a rotational retaining wall failure
The woes of the families displaced by the slope failure at the Rivermist Subdivision in San Antonio, Texas have been exacerbated by a new phase of movement. AP Texas News reports that heavy rain has triggered additional cracking of the wall, and the movement of some debris. However, the houses at the top of the slope are apparently not moving. I have been wondering why they are so confident that …
26 January 2010
The San Antonio retaining wall collapse – did the developer have a permit?
Reports suggest that ground movement has ceased in the Rivermist subdivision, which suffered a fairly spectacular retaining wall failure over the last few days. Attention is now focussing upon that retaining wall – and in particular on why it failed. This is a pretty key issue given the potential liabilities and its magnitude – the wall is 1000 feet (>300 m long). Press reports note two interesting aspects of this …
25 January 2010
Ongoing massive retaining wall failure in San Antonio, Texas, USA
Updated here In the United States there is an interesting developing story about a large-scale retaining wall failure that is causing the collapse of a housing estate in San Antonio, Texas. The housing development, called the Rivermist subdivision, is the one shown in the Google Earth image below. It is still under construction. The marker shows the approximate location of the slide, as far as I can tell: According to …
Dave Petley is the Vice-Chancellor of the University of Hull in the United Kingdom. His blog provides commentary and analysis of landslide events occurring worldwide, including the landslides themselves, latest research, and conferences and meetings.
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