A suspected burst or leak in an underground water main flooded part of Castle Peak Road in Yuen Long at about 7am on 11 September, sending large amounts of muddy water onto the carriageway and footpath near Tai Tong Road Light Rail stop. [3392, 3397, 3380]

Cars, buses and minibuses had to drive through the floodwater. Standing water and mud spread across the area, while paving bricks were reported to have been raised or washed apart by the flow. [3392, 3397, 3380]

The Transport Department said some lanes on Castle Peak Road—Yuen Long, towards Kam Tin near Kuk Ting Street, had been closed. Drivers could use the remaining lanes, but traffic was busy at the time. [3392]

The Water Supplies Department said it had received a report and sent staff to the scene to follow up. Reports said workers were carrying out repairs while also clearing mud from the affected area. [3392, 3397, 3380]

The precise cause of the pipe problem, the completion time for the repair and clearance work, and when all lanes will reopen were not stated. The supplied reports also did not say whether nearby water supplies were affected. [3392, 3397, 3380]