Purple Line (Bangkok)

MRT Purple Line
MRT Purple Line
	J-TREC sustina trainset
Overview
Other name(s)	MRT Chalong Ratchadham Line
Native name	สายสีม่วง; สายฉลองรัชธรรม
Owner	Mass Rapid Transit Authority
Locale	Nonthaburi Province and Bangkok
Termini	PP01 Khlong Bang Phai; PP16 Tao Poon;
Stations	Total : 33 stations; 16 (operational); 17 (under construction)
Color on map	Purple
Service
Type	Rapid transit
System	MRT
Operator(s)	Bangkok Expressway and Metro
Depot(s)	Khlong Bang Phai; Kru Nai (under construction)
Rolling stock	J-TREC Sustina; S24-EMU : 21 three-car trainsets
Daily ridership	70,303 (๋July 2024)
History
Commenced	10 November 2009; 15 years ago
Opened	6 August 2016; 8 years ago
Technical
Line length	Total :43.70 km (27.15 mi) ; 20.92 km (13.00 mi) (operational); 22.78 km (14.15 mi) (under construction)
Number of tracks	2
Character	Elevated: 30.63 km (19.03 mi); Underground : 13.07 km (8.12 mi)
Track gauge	1,435 mm (4 ft 8+1⁄2 in) standard gauge
Electrification	750 V DC third rail
Operating speed	80 km/h (50 mph)
Signalling	Bombardier CITYFLO 650 moving block CBTC ATC under ATO GoA 2 (STO), with subsystems of ATP, ATS and CBI
Route map
Route map
	Legend
	MRT Pink Line:
	Min Buri
	SRT Light Red Line:
	Taling Chan – Bang Sue
	MRT Blue Line:
	Tha Phra – Bang Sue
	MRT Orange Line:
	Taling Chan – Min Buri
	MRT Blue Line:
	Bang Khae – Hua Lamphong
	SRT Dark Red Line:
	Maha Chai – Hua Lamphong
	BTS Silom Line:
	Bang Wa – Siam

The MRT Purple line (Thai: รถไฟฟ้ามหานคร สายสีม่วง) or MRT Chalong Ratchadham line (Thai: รถไฟฟ้ามหานคร สายฉลองรัชธรรม) is Bangkok's fifth rapid transit line, following the Sukhumvit Line, Silom Line, MRT Blue Line, and Airport Rail Link. The line is 23 km (14 mi) long,^[2] serving the north-western area of Bangkok running from Tao Poon to Klong Bang Phai in Nonthaburi Province.

The line opened on 6 August 2016.^[3]^[2] It is the second line of MRT system and is operated by BEM under a concession contract. Daily ridership is 70,000.^[4]^[5]

A 23.63 km (14.68 mi), 17 station southern extension of the line consisting of a 14.3 km (8.89 mi) underground section and a 9.3 km (5.78 mi) elevated section ^[6] commenced construction in August 2022. The cost of the southern extension is 82 billion baht and it is planned to open at the end of 2027.^[7] By the end of May 2023, construction had progressed to 11.50%.^[8]

^ "Bombardier Projects in Mass-transit signalling" (PDF). Archived from the original (PDF) on 23 November 2021.
^ ^a ^b Mokkhasen, Sasiwan (10 May 2016). "Sign up to test ride new MRT Purple Line". Khaosod English. Thailand. Archived from the original on 13 November 2021. Retrieved 13 November 2021.
^ "Purple Line: Newly launched, but few using it". Bangkok Post. Retrieved 21 June 2020.
^ https://www.khaosod.co.th/economics/news_2933591. Khaosod ,30 September 2019
^ "MRTA to issue measure to reduce fares to attract passengers".
^ "MRTA Purple Line project".
^ "Construction of southern Purple Line to begin in August". The Nation. 22 April 2022.
^ "MRT Purple Line construction update June 2023". MRTA PR Facebook. 8 June 2023.

[1] "Bombardier Projects in Mass-transit signalling" (PDF). Archived from the original (PDF) on 23 November 2021.

[KE-20160510-2] Mokkhasen, Sasiwan (10 May 2016). "Sign up to test ride new MRT Purple Line". Khaosod English. Thailand. Archived from the original on 13 November 2021. Retrieved 13 November 2021.

[:2-3] "Purple Line: Newly launched, but few using it". Bangkok Post. Retrieved 21 June 2020.

[:0-4] ttps://www.khaosod.co.th/economics/news_2933591. Khaosod ,30 September 2019

[:1-5] "MRTA to issue measure to reduce fares to attract passengers".

[MRTA_Purple_Line_project-6] "MRTA Purple Line project".

[nationthailand.com-7] "Construction of southern Purple Line to begin in August". The Nation. 22 April 2022.

[8] "MRT Purple Line construction update June 2023". MRTA PR Facebook. 8 June 2023.

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