Plumstead High Street is currently closed due to a collision.
According to TfL, two buses have been involved in an accident.
Ok, I've just confirmed with our control that two buses have collided further along Plumstead High St, and the road is closed between the Station and White Hart Road. This will explain why your bus is on diversion.
— TfL Bus Alerts (@TfLBusAlerts) December 6, 2019
The road is closed from the station to the White Hart Road junction with the High Street and Lakedale Road. All buses are diverted.