Last updated 10:24

Severe delays are occurring due to an earlier signal failure at Baker Street.

Severe delays are occurring due to an earlier signal failure at Baker Street.

Minor delays are occurring between Sydenham and West Croydon due to signalling problems at Norwood Junction. A good service is operating on all other routes.

New, more accessible trains are currently being introduced on the Metropolitan line. While we replace the old trains, the step and gap onto the train will vary. If you require level access to southbound, you will need to board a new train

No down escalator service between Monument station and the DLR platforms until late June. Access to the DLR is via two sets of fixed stairs and a subway link. This route is not suitable for those with luggage or pushchairs. Please use either the step-free lift from King William Street to the DLR platforms or take the District line to Tower Hill and then change for the DLR from Tower Gateway.

No step-free access due to planned maintenance work.

Due to works taking place to install new ticketing facilities, ticket purchases can only be made using credit/debit cards. If you wish to purchase tickets using cash, please start your journey at nearby Mansion House or Monument stations.

New, more accessible trains are currently being introduced on the Metropolitan line. While we replace the old trains, the step and gap onto the train will vary. If you require level access onto the train, you will need to board a new train

New, more accessible trains are currently being introduced on the Metropolitan line. While we replace the old trains, the step and gap onto the train will vary. If you require level access onto the train, you will need to board a new train

New, more accessible trains are currently being introduced on the Metropolitan line. While we replace the old trains, the step and gap onto the train will vary. If you require level access onto a westbound train, you will need to board a new Metropolitan line train. Please note that level access is not presently available to/from Circle and Hammersmith & City line trains, and no step-free access is available to eastbound trains.

No step-free access to the westbound platform due to planned maintenance work.

FLYING FROM HEATHROW? You are advised to check in as early as possible. Check the instructions on your ticket, from your travel agent or booking website or with your airline directly. Before travelling visit www.baa.com/heathrow or contact your airline to confirm which terminal you require. Please note that Oyster Cards, Travelcards and Freedom Passes are not valid on Heathrow Express train services, or on the Heathrow Connect train service between Hayes & Harlington and Heathrow.

New, more accessible trains are currently being introduced on the Metropolitan line. While we replace the old trains, the step and gap onto the train will vary. If you require level access onto a train, you will need to board a new Metropolitan line train, or use Victoria or Northern line services. Please note that level access is not presently available to/from Circle and Hammersmith & City line trains, or to Piccadilly line trains.

New, more accessible trains are currently being introduced on the Metropolitan line. While we replace the old trains, the step and gap onto the train will vary. If you require level access onto the train, you will need to board a new train.

There will be no lift access to the Jubilee line concourse until early June due to planned maintenance work.

New, more accessible trains are currently being introduced on the Metropolitan line. While we replace the old trains, the step and gap onto the train will vary. If you require level access onto the train, you will need to board a new train. Please note that level access is not presently available to/from Jubilee line trains.

Reduced escalator until late June.

Reduced escalator service until end of June.

Northbound step-free entrance for ticket holders only.