All the London railway stations :
London Overground (East London line), & National Rail South Eastern
AccessAble Access Guide :
Accessibility friendly : Partial.
General description : See wiki
More comment : National Rail Map & Guide - Step free access is available to Platforms C and D. And step free access is available to Platforms A and B via lifts. Manual boarding ramps are operated onto the trains, although the station is not always manned.