Bangkok Mass Transit System

Bangkok Mass Transit System
Name	Bangkok Mass Transit System
Locale	Bangkok, Thailand
Transit type	Rapid transit
Began operation	5 December 1999
Stations	62
Ridership	Approx. 700,000 daily (2023)
Operator	Bangkok Mass Transit System Public Company Limited
Track gauge	sg
El	Third rail, 750 V DC

Bangkok Mass Transit System. Commonly known as the BTS Skytrain, it is an elevated rapid transit system serving the Bangkok Metropolitan Region. Operated by the Bangkok Mass Transit System Public Company Limited, it was the first modern rail-based urban transit system in Thailand. The network has become a critical component of the city's infrastructure, alleviating chronic traffic congestion and shaping urban development.

History

The system's development was driven by severe traffic congestion in Bangkok during the late 20th century. The Government of Thailand granted a concession to the Bangkok Transit System Corporation, a joint venture led by Siemens, under a Build–operate–transfer model. Construction began in 1995, and the initial two lines, the Sukhumvit Line and Silom Line, were inaugurated by King Bhumibol Adulyadej on 5 December 1999. Early ridership was below projections, but growth accelerated following network extensions and integration with other transit systems like the Metropolitan Rapid Transit and Suvarnabhumi Airport Rail Link.

Network and lines

The network consists of two primary lines: the light-green Sukhumvit Line, running north and east, and the dark-green Silom Line, serving the central business and Silom areas. Key interchange stations include Siam Station, Asok Station, and Mo Chit Station. The Sukhumvit Line extends from Khu Khot Station in Pathum Thani Province to Kheha Station in Samut Prakan Province, while the Silom Line runs from National Stadium Station to Bang Wa Station. Several extensions, such as the Gold Line people mover, are operated under the same system.

Operations and services

Daily service operates from approximately 06:00 to midnight, with trains arriving every 2-6 minutes during peak periods. Operations are managed from the central Control center at Wongwian Yai Station. The system maintains high punctuality and utilizes modern rolling stock, primarily from Siemens and CNR Corporation. Special services are run during major events at venues like Lumpini Boxing Stadium and Rajamangala National Stadium. The system interfaces with other major transport hubs, including Chatuchak Weekend Market and Suvarnabhumi Airport.

Infrastructure and technology

The network is entirely elevated, utilizing precast concrete segments and steel girder bridges constructed by companies like Italian-Thai Development. The electrical system uses a bottom-contact third rail supplying 750 V DC. Signaling and train control are managed by a communications-based train control system. Stations are designed with Platform screen doors for safety and feature architectural collaborations with firms like A49 Architects. Power is supplied by the Metropolitan Electricity Authority.

Fares and ticketing

Fares are distance-based, calculated from the entry station. The primary ticketing media is the contactless Rabbit Card, a stored-value card also usable at retail partners like The Mall Group. Single-journey tokens and One-day passes are also available. The system uses automated fare collection gates from Cubic Corporation. Integration with other transit networks, such as the Metropolitan Rapid Transit, is facilitated through the Bangkok Smartcard system, overseen by the Ministry of Transport.

Impact and future development

The system has profoundly reduced traffic congestion in central Bangkok and catalyzed urban development around stations, notably in areas like Phrom Phong and Thong Lo. It has set benchmarks for subsequent projects like the Metropolitan Rapid Transit and the planned High-Speed Rail linking Don Mueang International Airport and U-Tapao International Airport. Future expansions include the Northern Green Line extension towards Kasetsart University and the Eastern Green Line towards Bang Pu, as outlined in the Mass Rapid Transit Master Plan in Bangkok Metropolitan Region.

Category:Rapid transit in Thailand Category:Transport in Bangkok Category:Railway companies of Thailand