Although full details have not been released, at 5:01pm NCT, the worksite for the future underground Waterloo RTS Station collapsed which caused the LKM (Lam Keung Motorway) to cave into the worksite. It is believed that 9 people died.
The Cross Island Line was immideiately shut down causing havoc for commuters heading home during the afternoon rush including motorists who use the LKM. Passengers at Nam Chan Station told NCM, "Wow, that is really horrific. I hope its not very big", "I have no idea how I'm going to get home." and "Well we can expect the CI Extension to be delayed, again."