Purple Line Overview

The MRT Purple Line is a heavy rail mass rapid transit line constructed for the Mass Rapid Transit Authority of Thailand (MRTA) in the Bangkok Metropolitan Region and Nonthaburi Province, Thailand as part of the wider MRT master plan for Bangkok.

The Purple Line is being built in two phases:
    1) Khong Bang Phai to Tao Poon section (North).
    2) Tao Poon to Rat Burana section (South).

The Khong Bang Phai to Tao Poon section has been constructed and the Tao Poon to Rat Burana will be built later.

The main characteristics of the Purple Line Bang Phai to Tao Poon section are:
    1) Length: 22km.
    2) Number of stations: 16 all elevated.
    3) Civil structure: Elevated on viaduct.
    4) Track gauge 1,435 mm standard gauge.
    5) Rolling stock: Steel wheel, heavy rail with initial 3-car configuration, 4 doors per side.
    6) Signalling: CBTC based technology.
    7) Electrification: 750V DC with third rail collection.
    8) Maximum operating speed: 80 km/h.
    9) Depot and stabling (at Khong Bang Phai station).
    10) Four park and ride facilities.
    11) Minimum operational headway: 90 seconds.

The alignment starts at Khlong Bang Phai, where the depot is located, continues on Kanchana Phisek Road to Bang Yai T-junction, turns left onto Rattana Tibet Road, then crossing over the Chao Phraya River in parallel southwardly with the Phra Nang Klao Bridge, passing the Nonthaburi Civic Centre, then turns right onto Tiwanon Road, and then turns left onto Krung Thep-Nonthaburi Road, crossing over Wongsawang intersection flyover, and terminates at Tao Poon T-junction.


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MTJV (Thailand) Co., Ltd.
Last modified: 29-Nov-2016