News tagged with ground motions

A study of strong ground motion may show need to modify building codes

New testing conducted in a steep, mountainous region of Utah, using mining induced events, is providing a new set of data necessary for better predictions.

Space & Earth / Earth Sciences

created Dec 05, 2011 | popularity not rated yet | comments 0

Lessons from the Christchurch, New Zealand earthquake

Details of an earthquake that rocked the largest city in the South Island of New Zealand in February 2011 may transform the way scientists assess the potential threat of fault lines that run through urban centers.

Space & Earth / Earth Sciences

created Nov 01, 2011 | popularity 4.8 / 5 (5) | comments 0 | with audio podcast

New York's older brick buildings especially vulnerable to extreme events

To get a better idea of just how much damage even a moderate earthquake would cause to unreinforced masonry buildings, earthquake-engineering researchers in the University at Buffalo's MCEER are reconstructing ...

Technology / Engineering

created Aug 29, 2011 | popularity 1 / 5 (1) | comments 0

Scientists track motions of shifting plates using GPS sensors

The Pacific Northwest is a restless place. The ground is being shoved by tectonic plates. Snow-capped volcanoes inflate and deflate in concert with the creep of molten rock. Coastlines bulge as tension builds on an offshore ...

Space & Earth / Earth Sciences

created Jun 07, 2011 | popularity not rated yet | comments 0

Assessing the seismic hazard of the central eastern United States

As the U.S. policy makers renew emphasis on the use of nuclear energy in their efforts to reduce the country's oil dependence, other factors come into play. One concern of paramount importance is the seismic ...

Space & Earth / Earth Sciences

created Dec 10, 2010 | popularity 5 / 5 (4) | comments 3

30 years after Mount St. Helens blast, agency pushes high-tech warning system

The first earthquake rattled Mount St. Helens on March 20, 1980 -- nearly two months before the mountain erupted. But it took awhile for anyone to notice.

Space & Earth / Earth Sciences

created May 18, 2010 | popularity 5 / 5 (2) | comments 0

Predicted ground motions for great earthquake in Pacific Northwest: Seattle, Victoria and Vancouver

A new study evaluates expected ground motion in Seattle, Victoria and Vancouver from earthquakes of magnitude 7.5 - 9.0, providing engineers and policymakers with a new tool to build or retrofit structures to withstand seismic ...

Space & Earth / Earth Sciences

created Jun 11, 2009 | popularity 4 / 5 (6) | comments 0