Cheonggyecheon river restoration

• Where is the river?

  Seoul, South Korea
• What was originally on top of the river?

  A four lane overpass.
• When was the project and how much did it cost?

  In 2003 and cost 281 million dollars.
• What was wrong with the freeway above the river?

  It posed a safety risk and needed to be repaired or removed.
• How long was the corridor?

  5.8km
• What benefits did the corridor bring?

  The ecologically, green corridor provided recreational opportunities for pedestrians.
• What was done to reduce car use?


  Car use was discouraged, rapid bus lanes were added and pedestrian pathways were built.
• What is done to the river?

  Water is pumped from Hanang river to ensure depth of 40cm and the river is treated to avoid pollution.
• How many zones divide the river?

  3
• What features are found along the river?


  Stepping stones, benches, bridges, vegetation and waterfront decks.
• How many visitors were there in 2008?

  18.1 million
• What has happened to Seoul?

  Property prices have increased, business have moved into the city centre and economic attributes have improved.
• What has the removal of traffic and cars done to temperature?

  Temperature has reduced by 2.5 degrees celsius.