The LRT Kelana Jaya Line is a medium-capacity light rapid transit (LRT) line and the first fully automated and driverless rail system in the Klang Valley, Malaysia. It forms a part of the Klang Valley Integrated Transit System in and around Kuala Lumpur, Malaysia. Servicing 37 stations, the line has of grade-separated tracks running mostly on underground and elevated guideways. Formerly known as the PUTRA LRT, it is operated as part of the RapidKL system by Rapid Rail, a subsidiary of Prasarana Malaysia. The line is named after its former terminus, the Kelana Jaya station. The line is numbered 5 and coloured ruby on official transit maps. History Construction began in 1994, about the same time as construction of the Ampang Line. The tunnels were constructed by Hazama Corporation and Hyundai Engineering & Construction. Operation commenced on 1 September 1998 between Subang Depot and Pasar Seni, with phase two, Pasar Seni to Terminal Putra, starting on 1 June 1999. In 2002, the line carried its 150 millionth passenger, with an average of 160,000 passengers daily. Today, it carries over 250,000 passengers per day and over 350,000 per day during national events. The line underwent a extension with construction from early 2010 through to 2016. With 13 new stations added to the line beyond the Kelana Jaya terminus, the new terminus is now at Putra Heights, where the line meets with the . The Kelana Jaya Line was known as PUTRA LRT, with "PUTRA" standing for Projek Usahasama Transit Ringan Automatik Sdn Bhd (Automatic Light Transit Joint Venture Project), until the company was taken over by its current owner Prasarana Malaysia. Chronology 15 February 1994 – Projek Usahasama Transit Ringan Automatik Sdn Bhd (PUTRA-LRT) is incorporated. 1 September 1998 – Section 1 from Subang Depot to Pasar Seni commences operations. 1 June 1999 – Section 2 from Pasar Seni to Terminal PUTRA (now known as Gombak) commences operations. The second section includes Malaysia's first underground railway. 26 April 2002 – Projek Usahasama Transit Ringan Automatik Sdn Bhd is wound up by the Kuala Lumpur High Court. 1 September 2002 – PUTRA-LRT comes under management of Syarikat Prasarana Negara (also known as Prasarana Malaysia) and renamed "Putraline" under the first phase of the restructuring of Kuala Lumpur's public transport system. Prasarana also takes over STAR-LRT and is renamed "Starline". November 2004 – Operational aspects of the two lines are transferred to the