CASE STUDY - Cheonggyecheon Flashcards
Where is Cheonggyecheon?
Seoul, South Korea
How long did the removal of the road take?
2 years
When was the river covered?
The 1960s
Why was the river covered?
To build a road above it as Seoul rapidly developed
What was the aim of the project? (3)
Improve air quality + urban drainage Reduce traffic
Increase the number of residents commuting on foot
What was done to the river banks?
They were vegetated
How much did the removal of the road cost?
£200 million
How were the local community engaed in the project?
Through events and community projects
Since when has the river flowed through the city?
1300s
Does the project impact urban drainage positively or negatively?
Perhaps negatively, as water is pymped in froom elesewhere
WHat was the wider plan for thr ‘Seoul forest”?
To create a green corridor so that wildlife could move freely without having to corss roads
WHy did government decide to return the river to an open stream?
Due to build up of traffic in the city and poor air quality
How much has traffic reduced by?
2.3%
What was conserved and re-positioned?
Historic sites and bridges
When did governemnt decided to return the river to an open stream?
2002
How much has the use of the subway risen?
4.3%
Where is water used from the create a constant flow of water?
The HAn river
groundwater andpurified water from sewage tretment
WHy has the project been criticised?
Pumping of water is costly
The concrete bed makes water purification by animals difficult and increases in Algae
How much has the average temperature been reduced?
0.3 degrees C
How much has algae increased by year on year?
30%
