Broken drainage contributed to the Taman Bukit Permai landslide in 2022. — Filepic
Lack of scheduled monitoring and maintenance is one of the factors behind slope failures, says Selangor infrastructure and agriculture committee chairman Izham Hashim.
Citing the 2022 landslide at Taman Bukit Permai in Ampang, he pointed out how broken drainage had caused water to seep through the holes, collect underground and weaken the soil structure over time.
