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Flashcards in Christchurch Case Study Deck (27)
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1
Q

What type of boundary and fault line does New Zealand lie on?

A

Conservative boundary and a slip strike fault line

2
Q

What two plates caused the Christchurch earthquakes?

A

The indo-Australian plate and the Pacific plate

3
Q

What is New Zealand’s GDP per capita?

A

$41,000

4
Q

Is Christchurch New Zealand’s biggest city?

A

No, it’s the third biggest city in New Zealand

5
Q

What is Christchurch built on which makes it vulnerable to soil liquefaction?

A

It is built on alluvial sediment

6
Q

How often are New Zealand’s strict building codes reviewed?

A

Every 10 years

7
Q

What fault ruptured on the 4th September 2010 in New Zealand and how strong was the resulting earthquake?

A

The Greendale fault ruptured causing a M7.1 earthquake

8
Q

How deep was the focus of the 4th September quake?

A

10 km

9
Q

How far away was the 4th September quake’s focus from the main built up area of Christchurch?

A

40km

10
Q

Did the 4th September quake cause any casualties?

A

Nah

11
Q

When was the ‘main event’ in Christchurch and what magnitude and time was this?

A

22nd February 2011 M6.3 12:30 pm

12
Q

How deep was the focus of the 22nd Feb 2011 quake?

A

5km located 10km SE of Christchurch in Lyttleton

13
Q

What were the effects of the 2011 quake?

A
  1. A large amount of infrastructure was broken or damaged
  2. Buildings damaged in 2010 quake were brought down, heritage buildings were damaged, Christchurch’s tallest building, the Hotel Grand Chancellor was destroyed
  3. Liquefaction was extensive
  4. There was confusion and panic, the sheer amount of people trying to contact their families jammed the phone lines
14
Q

How many people were killed as a result of the 2011 Christchurch earthquake and how many were seriously injured?

A

185 killed- 164 seriously injured

15
Q

How many people died in the Canterbury television building collapse?

A

115

16
Q

How many people were killed in the collapse of the Pyne Gould Corporation building?

A

18

17
Q

How many people died in the central city and then in the other areas of Christchurch?

A

Central city: 169

Other parts of Christchurch: 16

18
Q

What did New Zealand’s government activate immediately after the 2011 quake?

A

The national crisis management centre and a state of emergency. Countries such as the UK, Japan sent specialist rescue teams

19
Q

By June 2011 what had been drawn up in New Zealand?

A

A land use zone map

20
Q

How long did Christchurch’s CBD remain closed for after the quake?

A

2 years

21
Q

How long did it take for electricity to be restored to 75% of the city?

A

3 days

22
Q

How long did it take for water and sewage systems to be restored in areas which experienced liquefaction?

A

Several years

23
Q

How many are believed to have left Christchurch as a result of the 2010-11 seismic activity? Which town experienced a 20% swell in its population size?

A

Around 70,00 and Timaru, 157km south of Christchurch. Many have returned to Christchurch as conditions improved but many more moved away permanently

24
Q

How many buildings has to be demolished in Christchurch?

A

Over 1000

25
Q

What is Christchurch like now?

A

It is still somewhat of a ghost town, with many people waiting for insurance pay outs etc.

26
Q

What have some volunteers done in Christchurch?

A

Charities such as ‘Greening the rubble’ have created ‘pop up’ parks on the sites of demolished buildings

27
Q

What is there a lot of in Christchurch now?

A

Despondency and frustration at the rate of recovery