IWK suspects dislocated joint on 30-year-old pipe caused Bayan Baru sinkhole, repairs due Nov 7

In a statement today, IWK said its site investigation began immediately after it received public complaints about the incident, and emergency repair works to restore the affected sewerage infrastructure have also been initiated, with completion targeted for November 7, 2026, weather permitting.

“Based on preliminary findings, the incident is suspected to have been caused by a dislocated pipe joint. The affected sewer pipe is approximately 300 millimetres (mm) in diameter, located at a depth of about four metres and is more than 30 years old,” it said.

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