Whether it's monitoring the integrity of
buildings during earthquakes or airplane wings during flight, so - called strain sensors are getting more and more important for our safety.
Lateral shaking is the force that can cause the most damage to
a building during an earthquake.
What's more, most of the building materials had to be lightweight to reduce horizontal momentum caused by the weight of
the building during an earthquake.
Not exact matches
That?s why it?s like trying to
build a house
during an
earthquake.?
The issue arose last week at a meeting between Westinghouse and NRC staff that included issues of emergency stresses on the reactor shield
building, such as
during an
earthquake, said NRC spokesman Scott Burnell.
During 2011's deadly onslaught of
earthquakes, floods and tornadoes, countless
buildings had to be evacuated while workers checked to make sure they were stable.
To ensure safety in ever taller
buildings, the potential impacts of uncontrolled fire need to be explicitly considered
during the structural design process with the same care as
earthquakes and wind.
If high - rise
buildings were designed more like ships, would they float upright
during an
earthquake?
Highly destructive
earthquakes caused by subduction occur because of excessive friction that develops
during the sliding process, resulting in a
build - up of stress.
«Designing
buildings that are safe even
during large
earthquakes is hugely important.
This translates into considerably less tension in the partition walls, meaning correspondingly less tension is transferred to the
building frame
during earthquakes.
Researchers are particularly interested in a system that allows the
building to rock in response to an
earthquake and on how the walls and floors interact
during shaking.
The goal of the tests is to gather enough data to design wood
buildings as tall as 20 stories that do not suffer significant damage
during large
earthquakes.
It is the second version of the test
building that in August will face the strongest seismic forces, as recorded
during the Northridge
earthquake.
«We believe that these data will help us understand the entire
earthquake process — from the phase that tension
builds up to the actual rupture, and also
during the post-seismic phase.»
Any dam being
built during this government - funded boom, as well as those already completed, must be able to withstand the strong ground shaking of an extreme
earthquake, says Martin Wieland of the International Commission on Large Dams, a group of engineers that makes recommendations for structural standards.
Japan started to
build its EEW system after the 1995 Kobe
earthquake and performed well
during the 2011 magnitude 9 Tohoku - Oki
earthquake.
Most of the people that died
during these
earthquakes were killed because of such poorly constructed
buildings.
Asimaki notes that Los Angeles is also
built atop sedimentary deposits and is surrounded by hills and mountain ranges that would also be prone to this type of increased shaking intensity
during a major
earthquake.
Using data from the GPS stations, an accelerometer that measures ground motion in Kathmandu, data from seismological stations around the world, and radar images collected by orbiting satellites, an international team of scientists led by Caltech has pieced together the first complete account of what physically happened
during the Gorkha
earthquake — a picture that explains how the large
earthquake wound up leaving the majority of low - story
buildings unscathed while devastating some treasured taller structures.
«One may figuratively compare resonances within the nucleus to what happens
during an
earthquake, where all
buildings vibrate in a more or less consistent rhythm, just like neutrons in a giant resonance.
While its residents have escaped serious injury, many of its historic
buildings suffered damage
during a magnitude 5.0
earthquake that struck in November 2016, with an epicenter less than two miles west of town.
Depending on where you live in the Cascadia region, an
earthquake may cause ground shaking, landslides, soil liquefaction (when soil liquefies
during shaking), tsunamis, fires, hazardous material spills and
building damage.
The new study «gives us a unique opportunity to improve our knowledge of the behavior of soil deposits
during earthquakes, especially in urbanized areas,» write Leyton and colleagues, who say the data could be used to help improve
building designs and codes.
Research developments have included development and implementation of performance - based design methods for seismic retrofit of low rise school
buildings, novel techniques for regional estimation of damage to structures
during earthquakes, detailed studies on nonlinear dynamic analysis of structures and methods to evaluate the dynamic characteristics of large Civil Engineering structures.
These
buildings were damaged
during an
earthquake.
According to the Poso Disaster Mitigation Agency (BPBD), residents in several areas across the regency were injured by rubble of
buildings that collapsed
during the
earthquake, which struck at around 10:35 p.m. local time.
Players race a car down a mountain to escape a roaring pyroclastic flow, dodge toppling
buildings during a devastating
earthquake and swim for their lives in a raging flood.
The
building was slightly damaged
during the 2011 Washington D.C.
earthquake, and the construction process required reworking of the original infrastructure.
Among the most affecting works here are those that focus on the children killed in shoddily
built schools
during the 2008 Sichuan
earthquake.
Ali Ağaoğlu, a billionaire developer in Turkey, caused a stir last year when he admitted that his family's company — and most other developers — routinely used inappropriate materials
during a
building boom in Istanbul in recent decades, creating enormous vulnerability because of the long history of powerful
earthquakes in the sprawling city.
The wireless sensor would be powered by the vibrations
during an
earthquake and transmit information about stress to
buildings.
• Successful evacuation of an entire
building housing 985 people
during the massive
earthquake on 2008 • Introduction of quality risk assessment plans that considerably contributed to effective emergency response process development