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Latest Wongwian Yai update: building stable as 11 sensors track movement after tunnel leak
Latest Wongwian Yai update: building stable as 11 sensors track movement after tunnel leak
SATURDAY, JULY 11, 2026
Structural movement at buildings affected by the road subsidence near Wongwian Yai remained stable early on July 11, as authorities expanded digital monitoring and completed the removal of a heavy pedestrian bridge from the weakened areaPurple Line tunnel repairs near Wongwian Yai may take up to 12 days
Purple Line tunnel repairs near Wongwian Yai may take up to 12 days
FRIDAY, JULY 10, 2026
Road subsidence near Wongwian Yai is slowing as crews seal underground voids, while surrounding buildings show no further movementPurple Line tunnel leak prompts scrutiny of ground improvement
Purple Line tunnel leak prompts scrutiny of ground improvement
FRIDAY, JULY 10, 2026
Professor Amorn Pimanmas urges hourly monitoring as soil reinforcement, groundwater pressure reduction and grouting continue at four leak points.DDPM sends cell broadcast alert to 14 Bangkok districts as Khlong San bans use of unsafe buildings
DDPM sends cell broadcast alert to 14 Bangkok districts as Khlong San bans use of unsafe buildings
FRIDAY, JULY 10, 2026
Khlong San District has banned entry to affected buildings on Prajadhipok Road after ground subsidence linked to water leakage at the Wongwian Yai Purple Line tunnel, while DDPM has warned residents in 14 Bangkok districts.Bangkok evacuates 60 people within 30 metres of Purple Line subsidence
Bangkok evacuates 60 people within 30 metres of Purple Line subsidence
FRIDAY, JULY 10, 2026
Sixty residents were moved out for a week as Bangkok closed a 200-metre stretch of Prajadhipok Road and installed building-movement sensorsAll lanes shut between Wongwian Yai and Ban Khaek after Purple Line tunnel leak
All lanes shut between Wongwian Yai and Ban Khaek after Purple Line tunnel leak
THURSDAY, JULY 09, 2026
Authorities have closed all traffic lanes between Wongwian Yai and Ban Khaek intersections after water seeped into a Purple Line tunnel, causing road subsidence and cracks, while DDPM rescue and pumping units stand by.Wongwian Yai road sinks 20cm as Purple Line tunnel leak checks widen
Wongwian Yai road sinks 20cm as Purple Line tunnel leak checks widen
THURSDAY, JULY 09, 2026
A follow-up inspection at the southern Purple Line tunnel site near Wongwian Yai found a further 20cm road-surface subsidence, slight building tilting and possible new cracks, though officials say evacuation is not yet required.MRTA controls Purple Line tunnel seepage, points to sump pit joint
MRTA controls Purple Line tunnel seepage, points to sump pit joint
THURSDAY, JULY 09, 2026
MRTA says the seepage was likely from a sump pit joint, with pumping underway and no signs of road or nearby building subsidence.Purple Line tunnel leak sparks urgent inspection after Bangkok downpour
Purple Line tunnel leak sparks urgent inspection after Bangkok downpour
WEDNESDAY, JULY 08, 2026
Prime minister and transport officials inspect a water leak at the southern Purple Line tunnel near Wongwian YaiPhiphat turns to phased rail fare plan as debt limits delay common-ticket buyback
Phiphat turns to phased rail fare plan as debt limits delay common-ticket buyback
MONDAY, JUNE 22, 2026
Transport Minister Phiphat Ratchakitprakarn says Thailand’s common-ticket policy will move forward in phases, with a 200-billion-baht funding model under study and a 17-45 baht fare cap planned as short-term relief for commuters.