Secondary result from primary effects. It is much less vulnerable than for example Haiti because it has sophisticated monitoring, wealth and a small population of only 4. The population, which had been growing for decades, declined in the years after the quake. However there were issues because funds are limited and a subsequent earthquake in December hampered progress. Damage to roads through liquefaction made it difficult for people and emergency services to move around 7.
Sign up to Comment. I wrote the case study quite shortly after the event. Damage to roads through liquefaction made it difficult for people and emergency services to move around. The situation was made worse by already weakened buildings from the September earthquake. Significant liquefaction affected the eastern suburbs, producing around , tonnes of silt ” Sink holes and liquefaction North New Brighton Feb ” by Martin Luff – Flickr: Case and study structures were poorly built. There was significant soil liquefaction when saturated soil behaves like a liquid due to applied stress in the eastern suburbs of Christchurch.
Power was cut to around 54, homes, with further damage, casualties and liquefaction in already weakened areas. The government provided temporary housing and ensured all damaged housing was kept water tight.
Earthquake Case Study (New Zealand – Rich) | Handy Geography
Over half of the deaths occurred in the six-storey Canterbury Television CTV Building, which collapsed and caught fire in the quake. The Focus was shallower, only 5 kilometres underground, whereas the September quake was 10 kilometres deep.
Rescue crews from all over the world came to help. By continuing to use this website, you agree to their use. To find out more, including how to control cookies, see here: Its capital city is Wellington. Physical Impacts There was significant soil liquefaction when saturated soil behaves like a liquid due to applied stress earthquakke the eastern suburbs of Christchurch This producedtonnes of silt which caused significant land slips and rockfalls.
Christchurch earthquake case study a2review Rating: The area suffered considerable lateral spreading as a result of liquefaction. There was significant soil liquefaction when saturated soil behaves like a liquid due to applied stress in the eastern suburbs of Christchurch. Secondary result from primary effects.
Hazardous Earth Christchurch Earthquake Case Study – Mindmap in A Level and IB Geography
This killed people and damaged the city severely. Damage to roads through liquefaction made it difficult for people and emergency services to move around 7. Sink holes and liquefaction North New Brighton. Water pipes, roads, bridges, power lines, cell phone towers and ordinary phone lines were broken or damaged.
Significant liquefaction affected aa2 eastern suburbs, producing aroundtonnes of silt. The city was crowded at the time as it struck on Tuesday weekday at The six storey Canterbury television centre collapsed, killing 85 people. The government agreed to buy over 5, of christcuurch worst affected insured properties which can sstudy be repaired for over 3 years.
There was a significant cost from the use of the emergency services to search for and rescue people.
Anything that is useful to people. There are building codes implemented as early as and updated today protect buildings from damage during moderate earthquakes and in the case of major ones ensuring they do not collapse.
The government declared a state of national emergency, which stayed in force until 30 April A2 Plate tectonics – Case study comparison In fact it was strike slip fault which means that neither plate was being subducted under the other.
Emergency services played a vital role, for example police organised the evacuationsthe fire service co-ordinated search and rescue and an urban search and resuce team arrived from Australia.
Liquefaction was widespread in Christchurch and always posed a risk due to the city being underlain with soft sediments but was exacerbated in with the unseasonably high water content of the sub-strata. The earthquake occurred on a conservative plate margin where the Pacific Plate slid past the Australian Plate in the opposite direction. The epicentre was 6 miles south-east of Christchurch.
Christchurch could no longer host Rugby World Cup matches so lost the benefits, e. People died in collapsing city centre buildings.
Christchurch 2011 Earthquake Case Study
Weaker with a worse impact? The earthquake happened at night and caused less building damage. This producedtonnes of silt which caused significant land slips and rockfalls. caee
St Margaret’s Academy Geography Blog. Cared for the most vulnerable people and ensured people were safe from dangerous buildings.