All the London railway stations :
National Rail lines : The Station is on the C2C line from Fenchurch Street towards Southend, via Barking and Rainham. Ramps to train.
Accessibility friendly : There are no lifts at the station, but step free access is available from Station Approach to platform 1 and Crown Road to platforms 2/3
General description : See wiki
More comment : National Rail Map & Guide, the station has 4 disabled parking spaces.