Kim Chuan Depot (Chinese: 金泉车厂) is a rail depot for the Mass Rapid Transit system in Singapore. The depot cost S$297 million to construct and houses the trains for the Circle Line and upcoming Downtown Line. The depot is fully underground, reaching a depth of 24 m at some points. It provides stabling of the trains, maintenance and operational control of the line. The depot has a capacity for 77 trains and has an area of 100,000 m². The depot is located along Upper Paya Lebar Road and 2.1 million cubic metres of soil had to be excavated for its construction. An administration building with offices, a warehouse, a canteen and a 66 kilovolt substation is located above the depot. The remaining 3 hectares of land left empty will be used for light industrial use with buildings on it up to 9 storeys high.
Touted as the world's biggest underground depot, it officially opened on 4th March, 2009, employing 300 staff members.
- LTA page on Kim Chuan Depot
- More Information on Kim Chuan Depot (Archived in The Internet Archive)
- News article about Kim Chuan Depot from Channel News Asia
- PDF Document – LTA Technical Visit to Circle Line Underground Depot/Control Centre (Kim Chuan Depot)
- Government C830 Project Office – Kim Chuan Depot
- Government CIRCLE LINE CONTRACT C821/C822 DIVISION (Kim Chuan Depot)
- Government Speech/Press Release from Kim Chuan Depot