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Repair work underway to reduce flooding in Purple Line train tunnel

Repair work underway to reduce flooding in Purple Line train tunnel

11 Sept 07:08 Key points summarised by AI
  • Workers are intensifying efforts to seal a significant leak in the Purple Line extension tunnel at Wongwian Yai, deploying pumping systems, grout, and a curtain wall to reduce water flow.
  • The leakage rate has slowed from 70m³/h to 50m³/h, with MRT attributing the problem to construction defects and planning to drill an artesian well for long-term water reduction.
  • On-site inspections confirm no structural damage, and authorities are inspecting nearby buildings for stability, while traffic at Wongwian Yai is rerouted for temporary road repairs.
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