Track gauge in Singapore

In Singapore, the main lines in Singapore are all using the 1,435mm standard gauge.

Standard Gauge
Singapore's Mass Rapid Transit are all using the 1,435mm standard gauge. This includes East West Line, North South Line, North East Line, Circle Line and Downtown Line. Future lines such as Thomson-East Coast Line, Jurong Region Line, North Coast Line and Cross Island Line are all using the same gauge.

The Crossrail East and Crossrail West are also using the 1,435mm standard gauge.

The Singapore Overground is also using the 1,435mm standard gauge. The Keretapi Tanah Melayu is also using the 1,435mm standard gauge.

The future High Speed Rail from Genting to Singapore will also be using the 1,435mm standard gauge.

Broad Gauge
The Sengkang LRT and Punggol LRT are all using the 1,850mm broad gauge, together with the Changi Airport Skytrain, of which it uses the Mitsubishi Crystal Mover, they also use the 1,850mm broad gauge.

Special Gauges
The current Bukit Panjang LRT is on the line of the Light Rapid Transit control, which uses a central guideway for control, and uses the Bombardier Innovia APM 100 rolling stock. The Sentosa Express is also using the straddle-beam monorail system which is by Hitachi.