ISBN: | 978-5-5089-0731-0 |
High Quality Content by WIKIPEDIA articles! The Circle Line (CCL) is Singapore`s fourth Mass Rapid Transit line. This underground line is 35.7 kilometres (22.2 mi) long with 28 stations (excluding Bukit Brown) and is fully automatically operated. It takes about one hour to travel from one end to the other. The line is coloured orange on the rail map.