The Thaiger
Sam Sen Road diversion extended to the end of the year for Purple Line work
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◌ Single Source
Traffic on Sam Sen Road between Soi Sam Sen 21 and the Sri Yan intersection will stay diverted around the clock until the end of the year, after the Mass Rapid Transit Authority of Thailand extended a closure rather than lifting it.
Key facts
- Traffic on Sam Sen Road between Soi Sam Sen 21 and the Sri Yan intersection will stay diverted around the clock until the end of the year, after the Mass Rapid Transit Authority of Thailand extended a closure rather than lifting it.
- The extension runs from November 1 to December 31 and covers work on Sri Yan station, part of the Purple Line’s southern section between Tao Poon and Rat Burana.
- A section of it collapsed into a sinkhole in September 2025, and Samsen Police Station beside it was demolished the following month after the ground gave way
- The contractor is the CKST-PL joint venture, which is designing and building the running tunnels and underground stations under Contract 1, from Tao Poon to the National Library.
Summary
The extension runs from November 1 to December 31 and covers work on Sri Yan station, part of the Purple Line’s southern section between Tao Poon and Rat Burana.
On the side heading towards the Wachira intersection, the diversion leaves three lanes open on one stretch and two on the other. Residents can still get in and out of their homes as normal.