CASE STUDY - Cheonggyecheon Flashcards

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1
Q

Where is Cheonggyecheon?

A

Seoul, South Korea

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2
Q

How long did the removal of the road take?

A

2 years

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3
Q

When was the river covered?

A

The 1960s

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4
Q

Why was the river covered?

A

To build a road above it as Seoul rapidly developed

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5
Q

What was the aim of the project? (3)

A

Improve air quality + urban drainage Reduce traffic
Increase the number of residents commuting on foot

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6
Q

What was done to the river banks?

A

They were vegetated

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7
Q

How much did the removal of the road cost?

A

£200 million

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8
Q

How were the local community engaed in the project?

A

Through events and community projects

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9
Q

Since when has the river flowed through the city?

A

1300s

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10
Q

Does the project impact urban drainage positively or negatively?

A

Perhaps negatively, as water is pymped in froom elesewhere

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11
Q

WHat was the wider plan for thr ‘Seoul forest”?

A

To create a green corridor so that wildlife could move freely without having to corss roads

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12
Q

WHy did government decide to return the river to an open stream?

A

Due to build up of traffic in the city and poor air quality

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13
Q

How much has traffic reduced by?

A

2.3%

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14
Q

What was conserved and re-positioned?

A

Historic sites and bridges

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15
Q

When did governemnt decided to return the river to an open stream?

A

2002

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16
Q

How much has the use of the subway risen?

A

4.3%

17
Q

Where is water used from the create a constant flow of water?

A

The HAn river
groundwater andpurified water from sewage tretment

18
Q

WHy has the project been criticised?

A

Pumping of water is costly
The concrete bed makes water purification by animals difficult and increases in Algae

19
Q

How much has the average temperature been reduced?

A

0.3 degrees C

20
Q

How much has algae increased by year on year?

A

30%