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<p>Observations of the performance of basement walls and retaining structures in recent earthquakes show that failures of basement or deep excavation walls in earthquakes are rare even if the structures were not designed for the actual intensity of the earthquake ...
Reference: STATE OF CALIFORNIA DEPARTMENT OF TRANSPORTATION TECHNICAL REPORT 65A0367
Tectonic deformation from the 2010 Maule (Chile) Mw 8.8 earthquakeincluded both uplift and subsidence along about 470 km of the central Chilean coast. In the south, deformation included as much as 3 m of uplift of the Arauco Peninsula, which produced emergent ...
Reference: Earthquake Spectra, Volume 28, No. S1, pages S39–S54, June 2012; 2012, Earthquake Engineering Research Institute
<p>Knowledge of seismic properties in an earthquake rupture zone is essential for understanding the factors controlling rupture dynamics. We use data from aftershocks following the Maule earthquake to derive a three-dimensional seismic velocity model of the ...
Reference: GEOPHYSICAL RESEARCH LETTERS, VOL. 39, L19308, doi:10.1029/2012GL053184, 2012
The February 27, 2010, the Mw=8.8 Chile earthquake caused significant damage to Chile’s infrastructure. After the event, GEER personnel in cooperation with the University of Chile and Universidad Católica de Chile visited the affected area and evaluated the ...
Reference: Earthquake Spectra (2011)
<p>Soil liquefaction is conventionally evaluated through an empirical framework based on accumulated experience from case histories - the "NCEER Method". However, the empirical framework contains inconsistent physics and characterizations that are unrelated ...
Reference: 5th International Conference on Earthquake Geotechnical Engineering, January 2011, 10-13, Santiago, Chile
Saturday, 27 February 2010, at 6h34 UT, an Earthquake of magnitude 8.8 occurred on the Chilean subduction near the cities of Concepcion, Constitucion and Valparaiso. This event takes place in a long list of earthquakes which have been occurring all along the ...
Reference: On behalf of direction of International associate Laboratory (LIA) «Montessus de Ballore»
The February 27, 2010 Maule, Chile earthquake (Mw = 8.8) is the fifth largest earthquake to occur since 1900. Its effects were felt along 600 km of the central Chile coast. Initial field observations suggest that tectonic displacement of the hanging wall produced ...
Reference: GEER Association Report No. GEER-022 (2010)
Radar interferometry from the ALOS satellite captured the coseismic ground deformation associated with the 2010 Mw 8.8 Maule, Chile earthquake. The ALOS interferograms reveal a sharp transition in fringe pattern at ∼150 km from the trench axis that is diagnostic ...
Reference: GEOPHYSICAL RESEARCH LETTERS, VOL. 37, L24311, doi:10.1029/2010GL045805, 2010
On Saturday, February 27, 2010, at 03:34 a.m. local time (06:34:14 UTC), an Mw 8.8 earthquake struck the central south region of Chile, affecting an area with a population exceeding eight million people, including 6.1M, 0.8M, and 0.9M in the urban areas around ...
Reference: EERI Special Earthquake Report — June 2010
It is commonly thought that the longer the time since last earthquake, the larger the next earthquake's slip will be. But this logical predictor of earthquake size, unsuccessful for large earthquakes on a strike-slip fault2, fails also with the giant 1960 ...
Reference: NATURE|Vol 437|15 September 2005
Software by  Civiltech, Inc
<p>Software for liquefaction analysis, Software for settlement analysis by liquefaction: Liquefaction of saturated soils (silt, sand, and gravel) during earthquakes has caused severe damage to buildings, earth embankments, dams, and bridges. LiquefyPro assists ...
Stuff.co.nz   11 September 2017   World  
<p>Friday's earthquake off Mexico was the largest in that region in over a century, and will add pressure to a region already being battered by several other natural disasters.<br />The earthquake occurred off the west coast of southern Mexico 69 km below ...
temblor.net   28 April 2017   Chile   Valparaiso  
<p>Since 22 April 2017, an earthquake swarm has been in progress offshore the port city of Valpara&iacute;so, which has been widely felt in Chile&rsquo;s capital, Santiago. This sequence began with a M=6.0, and was followed two days later on 24 April, by a ...
Filed under: Natural Hazards
The Guardian   25 April 2017   Chile   Valparaiso  
<p>A powerful earthquake of magnitude 7.1 has struck off the west coast of Chile, rocking the capital Santiago and generating at least two significant aftershocks.</p> <p>No major damage was immediately apparent, according to an assessment by Chile&rsquo;s ...
Filed under: Natural Hazards
RT   10 February 2016   Chile   Coquimbo  
<p>A 6.3-magnitude earthquake hit the Chilean coast, the US Geological Survey has reported. Powerful tremors were felt as far as Mendoza, located in Argentina&rsquo;s Cuyo region.<br />The quake struck at a depth of 31 kilometers (19.6 miles), with an epicenter ...
Filed under: Natural Hazards
USGS   24 November 2015   Peru   SE Peru border  
<p>The November 24, 2015 22:45 UTC M 7.6 earthquake was the first of two similarly sized events near the Peru-Brazil border in southeast Peru. Both earthquakes occurred as the result of normal faulting at a depth of approximately 600 km, almost 1000 kilometers ...
Filed under: Natural Hazards
NDTV   11 November 2015   Chile   Coquimbo  
<p>Washington: A strong 6.9-magnitude earthquake struck off the coast of central Chile late Tuesday but there was no immediate tsunami alert, US seismologists said.<br />The epicenter of the quake was near the coast, about 93 kilometers (57 miles) northwest ...
Filed under: Natural Hazards
The Telegraph   18 September 2015   Chile   Los Vilos  
<p>The aftermath of an earthquake and tsunami has been captured at the Chilean coastal town of Los Vilos where the town had been devastated by 16-foot waves.</p>
Filed under: Natural Hazards
CBCnews   17 September 2015   Chile   Coquimbo  
<p>COQUIMBO, Chile -- Parts of this port city were a disaster zone Thursday after an 8.3-magnitude quake hit off the coast, killing at least 12 people and likely causing billions in damage. Overturned cars and splintered boats sat mud next to furniture, toppled ...
Filed under: Natural Hazards
The Guardian   17 September 2015   Chile   Illapel  
<p>As it nears 3am in Chile, one million people are on the streets taking refuge from a major earthquake, which has been followed by flooding and waves of up to 4.5m.<br>Speaking to reporters in southern California, a Caltech seismologist, Mark Simons, said ...
Filed under: Natural Hazards
The Daily Telegraph   17 September 2015   Chile   Antofagasta  
<p>Operations were suspended at two major copper mines operated by Codelco and UK-listed Antofagasta after a magnitude 8.3 earthquake struck off the coast of Chile on Wednesday, killing at least five people and slamming powerful waves into coastal towns.</p ...
Filed under: Natural Hazards